Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was...

36
Optical Fiber the world’s most trusted cable a world of information a world of communication

Transcript of Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was...

Page 1: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,

Optical Fiber

the world’s most trusted cable

a world of information

a world of communication

Page 2: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,
Page 3: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,

BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate, Kushtia, Bangladesh to manufacture Electrical wires & Cables.

The company is manufacturing a complete range of XLPE & PVC Insulated LT & HT Cables, FRLS Cables, House and Appliances Wiring Cables, Dry & Jelly Filled Telecomunication Cables, Instrumentation Cables, Aluminium Overhead Conductors, Dual Coated Super Enamelled Copper Wire (Winding Wire), Pactically all Cables required from the substation down to the lighting point. To meet the present demand we have added most modren and sophisticated machinery improted from France, Italy, Germany, Japan, India and Belgium. CCV (Catenary Contineous Vulcanization) line established in last year for manufacturing of Fiber Optical Cables.

The factory is well equipped to manufacture cables in conformity with Bangladesh Standards, International Standards & special requirement of customer if any. A license to use the standard mark has been awarded by Bangladesh Standard & Testing Institution (BSTI) since 1981. Our products are duly marked with “BRB CABLES BANGLADESH” embossed/printed which is a mark of quality.

Our products are approved and are being used within the country by Rural Electrification Board (REB), Power Development Board (PDB), Dhaka Electric Supply Authority (DESA), Public Works Department (PWD), Bangladesh Textile Mils Corporation (BTMC), Bangladesh Sugar & Food Industries Corporation (BSFC), Bangladesh Telegraph & Telephone Board (T&T), Chittagong Port Authority (CPA), Military Engineer Services (MES), Bangladesh Agricultural Development Corporation (BADC), Barindra Multipurpose Development Authority (BMDA), Bangladesh Railway (BR), and other Govt., Semi-govt. Autonomous bodies. Our cables are also supplied to ALCATEL contracting (Bangladesh Branch), a private firm based in France. Our products have been widely used in the private sectors including housing apartments and Shopping projects as well as electrical appliances manufacturer and engineering establishment.

Quality and Reliability have always been our main emphasis. Our products have an outstanding record of trouble free service. Various tests of our products are conducted according to relevant standards e.g. Bangladesh Standard (BDS), British Standard (BS), Union of German Electrical Engineers (VDE), American Society of Testing Materials (ASTM) and International Electro technical Commission (IEC), our product testing procedures are performed by sophisticated testing equipments under qualified Engineers.

Various technical information of our products have been included in this catalogue to assist in selection of cables at various current rating.

On enquires our technical personnel will be pleased to provide all kinds of technical assistance and other services as required.

Since our company complies ISO-9001:2000 standard it becomes imperative to ensure the best quality connections to our valued customers within the country and global market.

INTRODUCTION

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TESTED BY

Dhaka University ofEngineering and Technology (DUET)

Rajshahi University ofEngineering and Technology (RUET)

Bangladesh Standard &Testing Institution (BSTI)

Central Power Researsh Institute (CPRI)

Bangladesh University ofEngineering and Technology (BUET)

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1. Fiber Specification and Selection 05-06

• BRB Cable Plus Corning® Optical Fiber• Fiber specification and selection

2. Indoor Optical Fiber Cables 08-10

• Tight buffered, Non-metallic yarn reinforcement and Halozen free fire retardant sheathed Indoor Fiber Optic Zip cord cable.............................. 08• Tight buffered, Non-metallic yarn reinforcement and Halozen free fire retardant double sheathed Indoor Fiber Optic cable................................. 08• 2 x rounded FRP strength members and Halozen free fire retardant sheathed Indoor fiber optic cable............................................................................ 09• 2 x rounded FRP with self-supporting strength members and Halozen free fire retardant sheathed Indoor fiber optic cable................................. 09• Tight buffered, Non-metallic yarn reinforcement and Halozen free fire retardant sheathed Indoor Fiber Optic cable.................................................. 10

3. Outdoor Optical Fiber Cables 12-24

• Loose tube, 2 x rounded FRP strength members and PE sheathed Outdoor fiber optic cable.................................................................................................. 12• Loose tube, 2 x rounded FRP strength members, water swellable tapes or yarns and PE sheathed Outdoor fiber optic cable.............................. 12• Stranded loose tube, steel central strength member, Jelly filled, Aluminium PE laminated, Non-metallic armoured and PE sheathed outdoor fiber optic cable............................................................................................................................................................................................................................................. 13• Stranded loose tube, FRP central strength member, Jelly filled, Aluminium PE laminated and PE sheathed outdoor fiber optic cable............. 14• Stranded loose tube, steel central strength member, water swellable tapes or yarns, Corrugated steel tape armoured and PE sheathed outdoor fiber optic cable....................................................................................................................................................................................................................... 15• Stranded loose tube, steel central strength member, Jelly filled, Corrugated steel tape armoured and PVC sheathed outdoor fiber optic cable.......................................................................................................................................................................................................................................................................... 16• Stranded loose tube, FRP central strength member, Jelly filled, Non-metallic armoured and PE sheathed outdoor fiber optic cable................. 17• Stranded loose tube, FRP central strength member, Jelly filled, PE inner sheath, Non-metallic armoured and PE sheathed outdoor fiber optic cable............................................................................................................................................................................................................................................................... 18• Loose tube, water swellable tapes or yarns, Corrugated steel tape armoured, 2 x rounded steel wire strength member, and PE sheathed outdoor fiber optic cable........................................................................................................................................................................................................................ 19• Loose tube, water swellable tapes or yarns, Corrugated steel tape armoured, 2 x rounded steel wire strength member and PVC sheathed outdoor fiber optic cable........................................................................................................................................................................................................................ 19• Stranded loose tube, steel central strength member, Jelly filled, Aluminium PE laminated, PE inner sheathed, Corrugated steel tape armoured and PE sheathed outdoor fiber optic cable....................................................................................................................................................................... 20• Stranded loose tube, steel central strength member, water swellable tapes or yarns, PE inner sheathed, Corrugated steel tape armoured and PE sheathed outdoor fiber optic cable.................................................................................................................................................................................. 20• Stranded loose tube, FRP central strength member, Aluminium PE laminated, PE inner sheathed, water swellable tapes or yarns, Corrugated steel tape armoured and PE sheathed outdoor fiber optic cable.................................................................................................................................. 21• Loose tube, Nonmetallic yarn reinforced and PE sheathed outdoor fiber optic cable................................................................................................................... 21• Stranded loose tube, FRP central strength member, Aluminium PE laminated, PE inner sheathed, water swellable tapes or yarns, Corrugated steel tape armoured and PVC sheathed outdoor fiber optic cable................................................................................................................................ 22• Stranded loose tube, steel central strength member, Jelly filled, Aluminium PE laminated, self-supported strength member and PE sheathed outdoor fiber optic cable................................................................................................................................................................................................................. 23• Stranded loose tube, steel central strength member, Jelly filled, Corrugated steel tape armoured, self-supported strength member and PE sheathed outdoor fiber optic cable..................................................................................................................................................................................... 23• Stranded loose tube, steel central strength member, Jelly filled, Aluminium PE laminated, PE inner sheathed, Corrugated steel tape & steel wire armoured and PE double sheathed outdoor fiber optic cable........................................................................................ 24

3. Technical Information & Optical Fiber Cable Glossary 26-30

CONTENTS

Section Pages

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Page 7: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,

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Single-modeStandardBrb Cable utilizes Corning®SMF-28e+®TM fiber as its standard sing-mode offering. This is a full-spectrum fiber that is full backward-compatible with legacy single mode fiber. It enables increased optical lunch power of legacy single mode fiber, improved macro band specification from 0.05 dB to 0.03 dB, and tighter zero dispersion wavelength (?o) tolerance from a range of ±10 nm to ± 7 nm. This fiber Supports all broadband application and complies with the most stringent industry standards, such as:

" ITU-T G.652(Table A,B,C and D)" IEC 60793-2-50 Type B 1.3" ISO 11801 052" TIA/EIA 492-CAAB" Telecordia GR-20-CORE

An optical fiber cable is a type of cable that has a number of optical fibers bundled together, which are normally covered in their individual protective plastic covers.

BRB Cable, Corning®Optical Fiber. Name that are synonymous with cable and fiber combine to create the ultimate in fiber optics.

OPTICAL SPECIFICATION

Wavelength(Nm)

MFD(m)

1310 9.2±0.41383±3** 10.4±0.5

Wavelength(Nm)

Dispersion Value[(ps/(nm-km)]

1550 d"18.01625 d"22.0

PMD Link Design Value d"0.04*Maximum Individual Fiber PMD d"0.1

Cable Cutoff Wavelength (»cc)»ccd"1260 nmModel-Fiber Diameter

Dispersion

Zero Dispersion wavelength (»o):1304nmd"»od"1324 nm

Polarization Mode Dispersion (PMD)

The PMD link design value is a term used to describe the PMD

*Complies with IEC 60794-3:2001, Section 5.5, Method 1, (m=20, Q=0.01%), September 2001.

CABLE

OPTICAL FIBER CABLE

CABL

E

CLEARCURVE®ZBL

BRB Cable, utilizing Corning® ClearCurve® ZBL optical fiber, delivers the best macro bending performance in the industry while maintaining compatibility with current optical fibers, equipment, practice and procedures. This full-spectrum single-mode optical fiber, when subjected to smaller radii bends, experiences virtually no signal loss. ClearCurve® fiber exceeds the most stringent bend performance requirement of ITU-T recommendations G.657.B3 while remaining fully compliant with ITU-T recommendation G.652.D and the installed base of Corning SMF-28e® fiber.

Maximum AttenuationWavelength

(Nm)Maximum Value*

(dB/Km)1310 d"0.32

1383±3** d"0.321490 d"0.211550 d"0.181625 d"0.20

*Attenuations vales at this wavelength representpost-hydrogen aging performance.

Attenuation vs. WavelengthRange(nm)

Ref.(nm)

Max. difference(dB/Km)

1285-1330 1310 0.031525-1575 1550 0.02

Point DiscontinuityWavelength

(nm)Point Discontinuity

(dB)1310 d"0.051550 d"0.05

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*Reference Temperature = +23oCOperating Temperature Range: -60oC to +85oCMECHANICAL SPECIFICATION

Proof TestThe entire fiber length is subjected to a tensile stress?100 kpsi (0.7GPa)**Higher proof test levels available.Minimum installation bending radius = 10 X Cable OD.PERFORMANCE CHARACTERIZATIONS

OPTICAL FIBER MATERIAL LIST

ENVIRONMENTAL SPECIFICATION

DIMENSIONAL SPECIFICATION

Glass Geometry Coating Geometry

Coating Diameter 242±5 ?mCoating-Cladding Diameter <12 ?m

Fiber CurlCladding Diameter

Core-Clad ConcentricityCladding Non-Circularity

e"4.0 m radius of curvature125.0±0.7 m

d"0.5 md"07%

Environmental Test Test ConditionInduced Attenuation

1310 nm, 1550 nm and 1625 nmTemperature Dependence -60oC to +85oC d"0.05%Temperature Humidity Cycling -10oC* up to 98% RH d"0.05%Water Immersion 23oC±2oC d"0.05%Heat Aging 85oC± 2oC d"0.05%Damp Heat 85oC at 85% RH d"0.05%

Core Diameter 8.2 mNumerical Aperture 0.14

NA is measured at one present power level of a one-dimensional far-filedscan at 1310 nm

Effective group index of refraction (Neff) 1310 nm: 1.46761550 nm: 1.4682

Fatigue resistance parameter (Nd) 20Coating strip force Dry: 0.6 lbs. (3N)

Wet, 14-day room temperature:0.6 lbs. (3N)

Rayleigh backscatter coefficient (for 1 ns pulse width)

1310nm: -77 dB1550 nm: -82 dB

Name of the material Abbreviation Elaboration

Fiber (Silica Glass) SM Single mode

Loose tube PBT/Polyamide Polybutylene terephthalate

Filling Compound (T) Filling Within loose tube Thixotropic jelly

Filler PE/Alternative Polyethylene

(a) APL (a) Aluminum Polyethylene Laminate

(b) Polyester tape (b) Polyester tape

(c) Polyester water blocking (swell able ) tape (c) Polyester water blocking (swell able) tape

(d) Water blocking (swell able ) tape(WBM) (d) Water blocking (swell able) tape

Binder & Core Wrapping

(e) PSP

First / Inner sheath LDPE/MDPE Low/ Medium density Polyethylene

Core Filling Compound (C) Gel A synthetic Waterproof Gel

Central Strength Member FRP Glass Fiber Reinforced Plastic

Peripheral Strength Member PSM Aramid or glass yarn

Final sheath HDPE High density Polyethylene

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IndoorOptical Fiber

Cable

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Zip cord Interconnect cable use 900 µm or 600 µm flame retardant tight buffer fiber as optical communication medium, the tight buffer fiber wrapped with a layer Kevlar yarn as strength member units, and the cable is completed with PVC (Poly Vinyl Chloride) or LSZH (Low Smoke Zero Halogen Flame retardant) sheath.

Tight buffered, Non-metallic yarn reinforcement and Halozen free fire retardant sheathed Indoor Fiber Optic Zip cord cable

Tight buffered, Non-metallic yarn reinforcement and Halozen free fire retardant double sheathed Indoor Fiber Optic cable

Duplex Flat cable use 600 µm or 900µm flame retardant tight buffer fiber as optical communication medium, the tight buffer fiber wrapped with a layer Kevlar yarn as strength member units, such unit is extruded with a layer of PVC or LSZH material as inner jacket, the cable is completed with a layer of flat PVC (Poly Vinyl Chloride) or LSZH(Low Smoke Zero halogen Flame retardant) jacket.

J-V(ZN)HZ

YD/T 1258.3-2003, IECA 596, IEC-60794-2-10/11

Sheath

Kevlar yarn

Fiber

tight buffer

J-V(ZN)HH

YD/T 1258.3-2003, IECA 596, IEC-60794-2-10/11

Krvlar Yarn

Tight Buffered

Jacket

TYPE :

TYPE :

STANDARD :

STANDARD :

DESCRIPTION :

CHARACTERISTICS :

APPLICATIONS :

TECHNICAL PARAMETERS :

DESCRIPTION :

CHARACTERISTICS :

APPLICATIONS :

TECHNICAL PARAMETERS :

Type

µm mm Kg/km Kg/km (N) (N) N/100 mm N/100 mm mm mm

TBFDiameter

ApproxOver all

Diameter PVC LSZH Short Term Short TermLong Term Long Term Loaded Installed

Maximum Tensile Load Crush Load Maximum Bend RadiusApprox Weight

of Cable

Type

µm mm Kg/km Kg/km (N) (N) N/100 mm N/100 mm mm mm

TBFDiameter

ApproxOver all

Diameter PVC LSZH Short Term Short TermLong Term Long Term Loaded Installed

Maximum Tensile Load Crush Load Maximum Bend RadiusApprox Weight

of Cable

a. Used in patch cords and pigtails. b. Interconnection of fiber optic equipments. c. Indoor cable distribution.

a. Good mechanical and environmental characteristics.b. Flame retardant characteristics meet the requirements of relevant standards.c. The mechanical and physical characteristics of the outer jacket meet the requirement of relevant standards.d. Kevlar Yarn as strength member make cable have excellent tensile strength.e. Soft, flexible and easy to do stripping, splicing and cabling.

a. Used in patch cords and pigtails. b. Interconnection of fiber optic equipments. c. Indoor cable distribution.

J-V(ZN)HZ

J-V(ZN)HZ

J-V(ZN)HZ

600±50

900±50

900±50

3.4 x 1.6

3.8 x 2.0

6.0 x 2.8

4.8

8.0

11.6

5.3

8.7

14.8

200

200

200

100

100

100

500

500

500

100

100

100

5 D

5 D

5 D

3 D

3 D

3 D

a. Good mechanical and environmental characteristics.b. Flame retardant characteristics meet the requirements of relevant standards.c. The mechanical and physical characteristics of the outer jacket meet the requirement of relevant standards.d. Kevlar Yarn as strength member make cable have excellent tensile strength.e. Soft, flexible and easy to do stripping, splicing and cabling.

J-V(ZN)HH

J-V(ZN)HH

600±50

900±50

35.4 x 3.0

7.0 x 3.8

13.5

21.0

16.5

26.0

200

200

100

100

500

500

100

100

20 D

20 D

10 D

10 D

BRB CABLES BANGALDESH

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2 x rounded FRP strength members and Halozen free fire retadant sheathed Indoor fibre optic cable

2 x rounded FRP with self supporting strength members and Halozen free fire retadant sheathed Indoor fibre optic cable

The optical fiber is positioned in the center. Two parallel fiber reinforced plastics (FRP) are placed at the two sides. A steel wire as the additional strength member is also applied. Then, the cable is completed with a black or color LSZH (Low Smoke, Zero Halogen, Flame retardant) sheath.

The optical fiber is positioned in the center. Two parallel fiber reinforced plastics (FRP) are placed at the two sides. Then, the cable is completed with a black or color LSZH (Low Smoke Zero Halogen Flame retardant) sheath.

J-(..ZN) H

Unknown.

J-(..ZN) MH

Unknown.

Sheath

Steel Wire

FRP Strength Member

Fiber

Sheath

FRP

Fiber

Sheath

BRB CABLES BANGALDESH

BRB CABLES BANGALDESH

Type

mm Kg/km (N) (N) N/100 mm N/100 mm mm mm

FiberCount

Approx Over allDiameter

Short Term Short TermLong Term Long Term Loaded Installed

Maximum Tensile Load Crush Load Maximum Bend RadiusApproxWeightof Cable

Type

mm Kg/km (N) (N) N/100 mm mm mm

FiberCount

Approx Over allDiameter

Short Term Long Term Loaded Installed

Maximum Tensile LoadCrush Load

Maximum Bend RadiusApproxWeightof Cable

TYPE :

TYPE :

STANDARD :

DESCRIPTION :

CHARACTERISTICS :

APPLICATIONS :

TECHNICAL PARAMETERS :

STANDARD :

DESCRIPTION :

CHARACTERISTICS :

APPLICATIONS :

TECHNICAL PARAMETERS :

a. Special low bend sensitivity.b. Flame retardant characteristics meet the requirements of relevant standards.c. Novel flute design, easily strip and splice.d. Two parallel strength member (FRP) ensure good performance of crush resistance to protect the fiber. e. Low Smoke , Zero halogen, Flame retardant) sheath.

a. Used in patch cords and pigtails. b. Interconnection of fiber optic equipments. c. Indoor cable distribution.

J- (..ZN) H

J- (..ZN) H

J- (..ZN) H

J- (..ZN) H

1

2

1

4

2.0 x 3.0

2.0 x 3.0

2.0 x 3.8

2.0 x 4.0

8

8.5

9

10

80

80

80

80

40

40

40

50

1000

1000

1000

1000

500

500

500

500

20 D

20 D

20 D

20 D

10 D

10 D

10 D

10 D

a. Special low bend sensitivity.b. Flame retardant characteristics meet the requirements of relevant standards.c. Novel flute design, easily strip and splice.d. Single steel wire as the additional strength member ensures good performance of tensile strength.e. Two parallel strength member (FRP) ensure good performance of crush resistance to protect the fiber. f. Low Smoke, Zero Halogen, Flame retardant) sheath.

a. Used in patch cords and pigtails. b. Interconnection of fiber optic equipments. c. Indoor cable distribution

J-(..ZN) M H

J-(..ZN) M H

J-(..ZN) M H

J-(..ZN) M H

1

2

1

4

2.0 x 5.2

2.0 x 5.2

2.0 x 5.6

2.0 x 6.0

20

20

21

22

600

600

600

600

300

300

300

300

2200

2200

2200

2200

30 D

30 D

30 D

30 D

15 D

15 D

15 D

15 D

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Tight buffered, Non-metallic yarn reinforcement and Halozen free fire retardant sheathed Indoor Fiber Optic cable

This cable use 900µm or 600µm flame retardant tight buffer fiber as optical communication medium, the tight buffer fiber wrapped with a layer Kevlar yarn as strength member units, and the cable is completed with a FR PVC(Flame Retardant Poly Vinyl Chloride) or LSZH(Low Smoke Zero Halogen Flame retardant) jacket.

J-V(ZN) H

YD/T 1258.3-2003, IECA 596, IEC-60794-2-10/11

Fiber

Tight BufferKevlar YarnSheath

BRB CABLES BANGALDESH

TYPE :

STANDARD :

DESCRIPTION :

CHARACTERISTICS :

APPLICATIONS :

TECHNICAL PARAMETERS :

a. Good mechanical and environmental characteristics.b. Flame retardant characteristics meet the requirements of relevant standards.c. The mechanical and physical characteristics of the outer jacket meet the requirement of relevant standards.d. Kevlar Yarn as strength member make cable have excellent tensile strength.e. Soft, flexible and easy to do stripping, splicing and cabling.

a. Used in patch cords and pigtails. b. Interconnection of fiber optic equipments. c. Indoor cable distribution.

Type

mm Kg/km (N) (N) N/100 cm N/100 cm mm mm

FiberCount

Approx Over allDiameter

Short Term Short TermLong Term Long Term Loaded Installed

Maximum Tensile Load Crush Load Maximum Bend RadiusApproxWeightof Cable

J-V(ZN) H

J-V(ZN) H

J-V(ZN) H

J-V(ZN) H

J-V(ZN) H

J-V(ZN) H

1

1

1

1

1

1

1.6

1.8

2.0

2.4

2.8

3.0

32.9

4.0

4.5

5.2

6.2

6.5

60

80

100

100

150

150

30

40

60

60

80

80

-

-

500

500

500

500

-

-

100

100

100

100

50 D

50 D

50 D

50 D

50 D

50 D

30 D

30 D

30 D

30 D

30 D

30 D

Page 13: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,

OUTDOOROPTICAL FIBERCABLE

Page 14: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,

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Fiber

Loosse tube

Water blocking system

FRP

P E Sheath

Tube filling compound

Fiber

Loose Tue

FRP

PE Sheath

Tube Filling Compound

A-D(..ZN)2Y

YD/T 769-2003

A-DQ(..ZN)2Y

YD/T 769-2003

Loose tube, 2 x rounded FRP strength members and PE sheathed Outdoor fibre optic cable

Loose tube, 2 x rounded FRP strength members, water swellable tapes or yarns and PE sheathed Outdoor fiber optic cable

The fibers of single-mode are positioned in a loose tube made of a high modulus plastic. The tubes are filled with a water resistant filling compound. Over the tube, water blocking material is applied to keep the cable water tight. Two parallel fiber reinforced plastics (FRP) are placed at the two sides. The cable is completed with a polyethylene (PE) sheath.

The fibers, 250µm, are positioned in a loose tube made of a high modulus plastic. The tubes are filled with a water resistant filling compound. Two parallel fiber reinforced plastics (FRP) are placed at the two sides. The cable is completed with a polyethylene (PE) sheath.

TYPE :

STANDARD :

DESCRIPTION :

CHARACTERISTICS :

APPLICATIONS :

TECHNICAL PARAMETERS :

a. Special tube filling compound ensure a critical protection of fiber.b. Non metal strength member has an excellent anti electro-magnet ability.c. PE sheath protects cable from ultraviolet radiation.d. Small diameter, light weight and friendly installation.

a. Adopted to outdoor distribution.b. Adopted to trunk power transmission system.c. Access network and local network in high electromagnetic interfering places.

Type

mm Kg/km (N) (N) N/100 mm N/100 mm mm mm

FiberCounter

ApproxOver all

Diameter Short Term Short TermLong Term Long Term Loaded Installed

Maximum Tensile Load Crush Load Maximum Bend RadiusApprox Weightof Cable

Type

mmµm Kg/km (N) (N) N/100 mm N/100 mm mm mm

TBFDiameter

ApproxOver all

Diameter Short Term Short TermLong Term Long Term Loaded Installed

Maximum Tensile Load Crush Load Maximum Bend RadiusApprox Weightof Cable

A-D(..ZN)2Y

A-D(..ZN)2Y

A-D(..ZN)2Y

A-D(..ZN)2Y

A-D(..ZN)2Y

A-D(..ZN)2Y

02

04

06

08

10

12

6.7

6.8

6.9

7.0

7.1

7.5

34.5

35.0

35.5

37.0

38.0

43.0

1000

1000

1000

1200

1500

1500

400

400

400

500

600

600

1000

1000

1000

1000

1000

1000

300

300

300

300

300

300

20 D

20 D

20 D

20 D

20 D

20 D

10 D

10 D

10 D

10 D

10 D

10 D

TYPE :

STANDARD :

DESCRIPTION :

CHARACTERISTICS :

APPLICATIONS :

TECHNICAL PARAMETERS :

a. Special tube filling compound ensure a critical protection of fiber.b. Water blocking material is applied to keep the cable water tight.c. Non metal strength member has an excellent anti electro-magnet ability.d. PE sheath protects cable from ultraviolet radiation.e. Small diameter, light weight and friendly installation.

a. Adopted to outdoor distribution.b. Adopted to trunk power transmission system.c. Access network and local network in high electromagnetic interfering places.

A-DQ(..ZN) 2-12 10.0 61 400 1000 300 1000 10 D 20 D

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Fiber

Loose tube

Reinforced Fiber

Tube Filling Compound

APL Tape

Strength member

PE Sheath

YD/T 901:2001 & IEC 60794

Sranded loose tube, steel central strength member, Jelly filled, Aluminium PE Laminated Non-metallic armoured and PE sheathed outdoor fibre optic cable

The fiber of single-mode are positioned in a loose tube made of a high modulus plastic. The tubes are filled with a water resistant filling compound. A steel wire sheathed with polyethylene locates in the center of a core as a metallic strength member. The tubes are stranded around the strength member into a compact and circular cable core. An Aluminum Polyethylene Laminate (APL) is applied around the cable core, which is filled with the filling compound to protect it from water ingress. Then the cable core is covered with a PE sheath.

Type

mm Kg/km (N) (N) N/100 mm N/100 mm mm mm

FiberCount

No. ofTube

No. ofFiller

ApproxOver all

Diameter Short Term Short TermLong Term Long Term Loaded Installed

Maximum Tensile Load Crush Load Maximum Bend RadiusApproxWeight of

Cable

TYPE :

STANDARD :

DESCRIPTION :

CHARACTERISTICS :

APPLICATIONS :

TECHNICAL PARAMETERS :

A-DS.F(L)(BN)2 Y(A-DS.F(2)(BN)2Y)

a. Accurate fiber excess length ensures good mechanical and temperature performance.b. High strength loose tube that is hydrolysis resistant.c. Specially designed compact structure is good at preventing loose tube from shrinking.d. APL moisture barrier.e. 100% Cable core filling.

a. Adopted to outdoor distribution.b. Suitable for aerial duct and buried method.c. Long distance and local area network communication.

A-DSF(L)(BN)2Y

A-DSF(L)(BN)2Y

A-DSF(L)(BN)2Y

A-DSF(L)(BN)2Y

A-DSF(L)(BN)2Y

A-DSF(L)(BN)2Y

A-DSF(L)(BN)2Y

2-30

32-36

38-60

62-72

74-96

98-120

122-144

5

6

5

6

8

10

12

6

6

12

12

12

12

12

9.2

10.0

10.8

11.8

13.6

14.8

17.0

85

110

110

138

160

200

260

1500

1500

1500

1500

1500

2000

2500

600

600

600

600

600

600

600

1000

1000

1000

1000

1000

1000

1000

300

300

300

300

300

300

300

20 D

20 D

20 D

20 D

20 D

20 D

20 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

Page 16: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,

14

YD/T901:2001 & IEC 60794-1

Fiber

Loose tube

Tube filling compound

APL Tape

PE Sheath

FRP Strength member

Stranded loose tube, FRP central strength member, Jelly filled, Aluminium PE laminated and PE sheathed outdoor fibre optic cable

The fibers of single-mode are positioned in a loose tube made of a high modulus plastic. The tubes are filled with a water resistant filling compound. A place of fiber reinforced plastic locates in the center of a core as a non metallic strength member. The tubes are stranded around the strength member into a compact and circular cable core. An Aluminium Polyethylene Laminate (APL) is applied around the cable core, which is filled with the filling compound to protect it from water ingress. The cable is completed with a polyethylene (PE) sheath.

Type

mm Kg/km (N) (N) N/100 mm N/100 mm mm mm

FiberCount

No. ofTube

No. ofFiller

ApproxOver all

Diameter Short Term Short TermLong Term Long Term Loaded Installed

Maximum Tensile Load Crush Load Maximum Bend RadiusApproxWeight of

Cable

TYPE :

STANDARD :

DESCRIPTION :

CHARACTERISTICS :

APPLICATIONS :

TECHNICAL PARAMETERS :

A-DPF(L)2Y

a. Special tube filling compound ensure a critical protection of fiber.b. High strength loose tube that is hydrolysis resistant.c. Specially designed compact structure is good at preventing loose tube from shrinking.d. Crush resistance and flexibility.e. APL moisture barrier.f. PSP enhances the cable crush resistance, impact resistance and moisture proof.g. 100% Cable core filling.

a. Adopted to outdoor distribution.b. Suitable for aerial duct and buried method.c. Long distance and local area network communication.

A-DPF(L)2Y

A-DPF(L)2Y

A-DPF(L)2Y

A-DPF(L)2Y

A-DPF(L)2Y

A-DPF(L)2Y

A-DPF(L)2Y

A-DPF(L)2Y

A-DPF(L)2Y

A-DPF(L)2Y

A-DPF(L)2Y

A-DPF(L)2Y

2-6

8-12

14-18

20-24

26-30

32-36

74-84

86-96

98-108

110-120

122-132

134-144

1

2

3

4

5

6

7

8

9

10

11

12

5

4

3

2

1

0

1

0

1

0

1

0

11.4

11.4

11.4

11.4

11.4

11.4

14.8

14.8

17.1

17.1

19.2

19.2

108

108

108

108

108

108

176

176

226

226

279

279

1000

1000

1000

1000

1000

1000

3000

3000

3000

3000

3000

3000

500

500

500

500

500

500

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

300

300

3000

300

300

300

300

300

300

300

300

300

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

Page 17: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,

15

Sranded loose tube, steel central strength member, water swellable tapes or yarns, Corrugated steel tape armoured and PE sheathed outdoor fibre optic cable

The fiber of single-mode are positioned in a loose tube made of a high modulus plastic. The tubes are filled with a water resistant filling compound. A steel wire sheathed with polyethylene locates in the center of a core as a metallic strength member. The tubes are stranded around the strength member into a compact and circular cable core. The PSP is longitudinally applied over the cable core, which is filled with the filling compound to protect it from water ingress. Then the cable core is covered with a PE sheath.

Type

mm Kg/km (N) (N) N/100 mm N/100 mm mm mm

FiberCount

No. ofTube

No. ofFiller

ApproxOver all

Diameter Short Term Short TermLong Term Long Term Loaded Installed

Maximum Tensile Load Crush Load Maximum Bend RadiusApproxWeight of

Cable

TYPE :

STANDARD :

DESCRIPTION :

CHARACTERISTICS :

APPLICATIONS :

TECHNICAL PARAMETERS :

A-DSQ(SR)2Y

YD/T 901:2001 & IEC 60794-1

a. Accurate fiber excess length ensures good mechanical and temperature performance.b. High strength loose tube that is hydrolysis resistant.c. Specially designed compact structure is good at preventing loose tube from shrinking.d. PSP enhancing moisture-proof.e. 100% Cable core filling.

a. Adopted to outdoor distribution.b. Suitable for aerial duct and buried method.c. Long distance and local area network communication.

Fiber

Loose tube

Tube filling compound

Water blocking system

PSP Tape

PE Sheath

Strength

A-DSQ(SR)2Y

A-DSQ(SR)2Y

A-DSQ(SR)2Y

A-DSQ(SR)2Y

A-DSQ(SR)2Y

A-DSQ(SR)2Y

A-DSQ(SR)2Y

2-30

32-36

38-60

62-72

74-96

98-120

122-144

5

6

5

6

8

10

12

6

6

12

12

12

12

12

9.6

10.2

11.6

12.0

14.2

15.4

17.6

85

110

110

138

160

200

260

1500

1500

1500

1500

1500

1500

1500

600

600

600

600

600

600

600

1000

1000

1000

1000

1000

1000

1000

3000

3000

3000

3000

3000

3000

3000

20 D

20 D

20 D

20 D

20 D

20 D

20 D

10 D

10 D

10D

10 D

10 D

10 D

10 D

Page 18: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,

16

YD/T 901:2001 & MT 388:1995

Fiber

Loose tube

Tube filling compound

PSP Tape

Flame retardant Sheath

Strength member

Sranded loose tube, steel central strength member, Jelly filled, Corrugated steel tape armoured and PVC sheathed outdoor fibre optic cable

The fiber of single-mode are positioned in a loose tube made of a high modulus plastic. The tubes are filled with a water resistant filling compound. A steel wire sometime sheathed with PE for cable with high fiber count, locates in the center of a core as a metallic strength member. The tubes are stranded around the strength member into a compact and circular cable core. The PSP is longitudinally applied around the cable core, which is filled with the filling compound to protect it from water ingress. The cable is completed with a flame retardant outer sheath.

Type

mm Kg/km (N) (N) N/100 mm N/100 mm mm mm

FiberCount

No. ofTube

No. ofFiller

ApproxOver all

Diameter Short Term Short TermLong Term Long Term Loaded Installed

Maximum Tensile Load Crush Load Maximum Bend RadiusApproxWeight of

Cable

TYPE :

STANDARD :

DESCRIPTION :

CHARACTERISTICS :

APPLICATIONS :

TECHNICAL PARAMETERS :

A-DSF(SR)Y

a. Good mechanical, temperature performance and flame retardant property.b. Crush resistance and flexibility.c. Single steel ensures good performance of tensile strength.d. PSP enhances the cable crush resistance, impact resistance and moisture proof.e. 100% Cable core filling.f. Special sheath material ensure excellent flame retardant performance.

a. Adopted to outdoor distribution.b. Suitable for aerial duct and buried method. c. Long distance and local area network communication.

A-DSF(SR)Y

A-DSF(SR)Y

A-DSF(SR)Y

A-DSF(SR)Y

A-DSF(SR)Y

A-DSF(SR)Y

A-DSF(SR)Y

A-DSF(SR)Y

A-DSF(SR)Y

A-DSF(SR)Y

A-DSF(SR)Y

A-DSF(SR)Y

A-DSF(SR)Y

A-DSF(SR)Y

A-DSF(SR)Y

2-6

8-12

14-18

20-24

26-30

32-36

38-48

50-60

62-72

74-84

86-96

98-108

110-120

122-132

134-144

1

2

3

4

5

6

4

5

6

7

8

9

10

11

12

4

3

2

1

0

0

1

0

0

1

0

1

0

1

0

9.7

9.7

9.7

9.7

9.7

10.2

11.2

11.2

12.2

13.8

13.8

15.2

15.2

17.1

17.1

135

135

135

135

135

147

167

167

189

231

231

271

271

327

327

1500

1500

1500

1500

1500

3000

3000

3000

3000

3000

3000

3000

3000

3000

3000

600

600

600

600

600

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

300

300

300

300

300

300

300

300

300

300

300

300

300

300

300

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

Page 19: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,

17

A-DPF(BN) 2Y

YD/T 901:2001 & IEC 60794-1

Fiber

Loose tube

Rein Forced Fiber

Tube filling compound

CRC ( FRP+PE)

PE Sheath

Sranded loose tube, FRP central strength member, Jelly filled, Non-metallic armoured and PE sheathed outdoor fibre optic cable

The fibers, 250µm replac with the mark sentence of single mode, are positioned in a loose tube made of a high modulus plastic. The tubes are filled with a water resistant filling compound. A place of fiber reinforced plastic (FRP) covered with PE locates in the center of a core as a non metallic strength member. The tubes are stranded around the strength member into a compact and circular cable core. Longitudinal UV polyester tape and Reinforced fiber yarn are used under sheathing. The cable is completed with a polyethylene (PE) sheath.

Type

mm Kg/km (N) (N) N/100 mm N/100 mm mm mm

FiberCount

No. ofTube

No. ofFiller

ApproxOver all

Diameter Short Term Short TermLong Term Long Term Loaded Installed

Maximum Tensile Load Crush Load Maximum Bend RadiusApproxWeight of

Cable

TYPE :

STANDARD :

DESCRIPTION :

CHARACTERISTICS :

APPLICATIONS :

TECHNICAL PARAMETERS :

a. Special tube filling compound ensure a critical protection of fiber.b. High strength loose tube that is hydrolysis resistant.c. Specially designed compact structure is good at preventing loose tube from shrinking .d. Crush resistance and flexibility.e. 100% Cable core filling.

a. Adopted to outdoor distribution.b. Adopted to trunk power transmission system.c. Access network and local network in high electromagnetic interfering places.

A-DPF(BN) 2Y

A-DPF(BN) 2Y

A-DPF(BN) 2Y

A-DPF(BN) 2Y

A-DPF(BN) 2Y

A-DPF(BN) 2Y

A-DPF(BN) 2Y

A-DPF(BN) 2Y

02-36

38-60

02-42

44-72

02-48

50-96

98-120

122-144

6

5

7

6

8

8

10

12

6

12

6

12

6

12

12

12

10.6

11.4

11.2

12.4

12.4

13.6

15.6

19.0

92

110

102

116

130

160

206

260

1000

1000

1500

1500

3000

3000

3000

3000

400

400

600

600

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

300

300

300

300

300

300

300

300

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

Page 20: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,

18

A-DPF2Y(BN) 2Y

YD/T 901:2001 & IEC 60794-1

Sranded loose tube, FRP central strength member, Jelly filled, PE inner sheath, Non-metallic armoured and PE sheathed outdoor fibre optic cable

The fibers of single-mode are positioned in a loose tube made of a high modulus plastic. The tubes are filled with a water resistant filling compound. A place of fiber reinforced plastic (FRP) locates in the center of a core as a non metallic strength member. The tubes are stranded around the strength member into a compact and circular cable core. After the cable core is filled with filling compound, it is covered with thin PE (polyethylene) inner sheath. Then a layer of aramid yarn is applied as additional strength member and the cable is completed with a polyethylene (PE) sheath.

Type

mm Kg/km (N) (N) N/100 mm N/100 mm mm mm

FiberCount

No. ofTube

No. ofFiller

ApproxOver all

Diameter Short Term Short TermLong Term Long Term Loaded Installed

Maximum Tensile Load Crush Load Maximum Bend RadiusApproxWeight of

Cable

TYPE :

STANDARD :

DESCRIPTION :

CHARACTERISTICS :

APPLICATIONS :

TECHNICAL PARAMETERS :

a. Special tube filling compound ensure a critical protection of fiber.b. High strength loose tube that is hydrolysis resistant.c. Good mechanical and temperature performance.d. Aramid yarn strength member ensures good performance of tensile strength. e. 100% Cable core filling.

a. Adopted to outdoor distribution.b. Suitable for aerial duct and buried method.c. Long distance and local area network communication.

Fiber

Loose tube

Tube filling compound

PSP tape

Aramid yarn

PE Sheath

FRP Strength member

A-DPF2Y(BN) 2Y

A-DPF2Y(BN) 2Y

A-DPF2Y(BN) 2Y

A-DPF2Y(BN) 2Y

A-DPF2Y(BN) 2Y

A-DPF2Y(BN) 2Y

2-8

8-12

14-18

20-24

26-30

32-36

1

2

3

4

5

6

5

4

3

2

1

0

10.7

10.7

10.7

10.7

10.7

10.7

90

90

90

90

90

90

1500

1500

1500

1500

1500

1500

600

600

600

600

600

600

1000

1000

1000

1000

1000

1000

300

300

300

300

300

300

20 D

20 D

20 D

20 D

20 D

20 D

10 D

10 D

10 D

10 D

10 D

10 D

Page 21: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,

19

A-DQ(SR)(..ZM) 2Y

FiberLoose Tube

Water blocking system

Steel wire strength member

PSP Tape

PE Sheath

Tube filling compound

A-DQ(SR)(..ZM) Y

YD/T 769:2003

Fiber

Loose tube

Water blocking system

Steel wire strength member

PSP Tape

Flame relardant Sheath

Tube filling compound

Loose tube, water swellable tapes or yarns, Corrugated steel tape armoured, 2 x rounded steel wire strength member, and PE sheathed outdoor fibre optic cable

Loose tube, water swellable tapes or yarns, Corrugated steel tape armoured, 2 x rounded steel wire strength member and PVC sheathed outdoor fibre optic cable

The fiberr of single-mode are positioned in a loose tube made of a high modulus plastic. The tubes are filled with a water resistant filling compound. The tube is wrapped with a layer of PSP longitudinally. Between the PSP and the loose tube water blocking material is applied to keep the cable compact and water tight. Two parallel steel wires are placed at the two sides of the steel tape. The cable is completed with a flame retardant outer sheath.

The fiber of single-mode are positioned in a loose tube made of a high modulus plastic. The tubes are filled with a water resistant filling compound. The tube is wrapped with a layer of PSP longitudinally. Between the PSP and the loose tube water blocking material is applied to keep the cable compacted and water tight. Two parallel steel wire are placed at the two sides of the steel tape. The cable is completed with a polyethylene (PE) sheath.

TYPE :

STANDARD :

DESCRIPTION :

CHARACTERISTICS :

APPLICATIONS :

TECHNICAL PARAMETERS :

YD/T 769:2003

a. Accurate fiber excess length ensures good mechanical and temperature performance.b. Special tube filling compound ensure a critical protection of fiber.c. Specially designed compact structure is good at preventing loose tube from shrinking .d. PE sheath protects cable from ultraviolet radiation.e. PSP enhances the cable crush resistance, impact resistance and moisture proof.f. Two parallel steel wires ensure tensile strength.g. Small diameter, light weight and friendly installation.

a. Adopted to outdoor distribution.b. Suitable for aerial duct and buried method.c. Long distance and local area network communication.

Type

mm Kg/km (N) (N) N/100 mm N/100 mm mm mm

FiberCount

No. ofTube

ApproxOver all

Diameter Short Term Short TermLong Term Long Term Loaded Installed

Maximum Tensile Load Crush Load Maximum Bend RadiusApproxWeight of

Cable

A-DQ(SR)(..ZM) 2Y

A-DQ(SR)(..ZM) 2Y

A-DQ(SR)(..ZM) 2Y

A-DQ(SR)(..ZM) 2Y

A-DQ(SR)(..ZM) 2Y

2-12

2-12

14-24

26-36

38-48

1

1

1

1

1

10 D

10 D

10 D

10 D

10 D

20 D

20 D

20 D

20 D

20 D

300

1000

1000

10000

1000

1000

3000

3000

3000

3000

600

1000

1000

10000

1000

1500

3000

3000

3000

3000

100

124

147

150

207

8.9

10.6

12.0

12.0

15.0

TYPE :

STANDARD :

DESCRIPTION :

CHARACTERISTICS :

APPLICATIONS :

TECHNICAL PARAMETERS :

a. Good mechanical, temperature performance and flame retardant property.b. Crush resistance and flexibility.c. Two parallel steel wires ensure good performance of tensile strength.d. PSP enhances the cable crush resistance, impact resistance and moisture proof.e. Small diameter, light weight and friendly installation.

a. Adopted to outdoor distribution.b. Suitable for aerial duct and buried method..c. Long distance and local area network communication.

A-DQ(SR)(..ZM)Y

A-DQ(SR)(..ZM)Y

A-DQ(SR)(..ZM)Y

A-DQ(SR)(..ZM)Y

A-DQ(SR)(..ZM)Y

2-12

2-12

14-24

26-36

38-48

10.6

11.0

13.0

14.6

15.6

152

172

215

272

306

1500

3000

3000

3000

3000

600

1000

1000

1000

1000

1000

3000

3000

3000

3000

300

1000

1000

1000

1000

20 D

20 D

20 D

20 D

20 D

10 D

10 D

10 D

10 D

10 D

Type

mm Kg/km (N) (N) N/100 mm N/100 mm mm mm

FiberCount

ApproxOver all

Diameter Short Term Short TermLong Term Long Term Loaded Installed

Maximum Tensile Load Crush Load Maximum Bend RadiusApproxWeight of

Cable

Page 22: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,

20

YD/T 901:2001 & IEC 60794-1

FiberLoose tube

Tube filling compound

Water Blocking system

PE Inner Sheath

PSP tapePE Sheath

Strength

Sranded loose tube, steel central strength member, Jelly filled, Aluminium PE laminated, PE inner sheathed, Corrugated steel tape armoured and PE sheathed outdoor fibre optic cable

Sranded loose tube, steel central strength member, water swellable tapes or yarns, Corrugated steel tape armoured and PE sheathed outdoor fibre optic cable

The fibers of single-mode are positioned in a loose tube made of a high modulus plastic. The tubes are filled with a water resistant filling compound. A steel wire sheathed with polyethylene locates in the center of a core as a metallic strength member. The tubes are stranded around the strength member into a compact and circular cable core. The cable core is filled with the filling compound to protect it from water ingress. Then the cable core is covered with a thin PE inner sheath. After the PSP is longitudinally applied over the inner sheath. The cable is completed with a polyethylene (PE) sheath.

The fiber of single-mode are positioned in a loose tube made of a high modulus plastic. The tubes are filled with a water resistant filling compound. A steel wire sheathed with polyethylene locates in the center of a core as a metallic strength member. The tubes are stranded around the strength member into a compact and circular cable core. An Aluminum Polyethylene Laminate (APL) is applied around the cable core, which is filled with the filling compound to protect it from water ingress. Then the cable core is covered with a thin PE inner sheath. After the PSP is longitudinally applied over the inner sheath. The cable is completed with a polyethylene (PE) sheath.

TYPE :

STANDARD :

DESCRIPTION :

CHARACTERISTICS :

APPLICATIONS :

TECHNICAL PARAMETERS :

A-DSF(L)2Y(SR)2Y

YD/T 901:2001 & IEC 60794-1

a. Special tube filling compound ensure a critical protection of fiber.b. High strength loose tube that is hydrolysis resistant.c. Specially designed compact structure is good at preventing loose tube from shrinking .d. APL moisture barrier.e. PSP enhances the cable crush resistance, impact resistance and moisture proof.f. 100% Cable core filling.

a. Adopted to outdoor distribution.b. Suitable for aerial duct and buried method.c. Long distance and local area network communication.

FiberLoose tube

Tube filling compoundAPL tapePE Inner SheathPSP tapePE SheathCS+P(Steel+PE)

Type

mm Kg/km (N) (N) N/100 mm N/100 mm mm mm

FiberCount

No. ofTube

No. ofFiller

ApproxOver all

Diameter Short Term Short TermLong Term Long Term Loaded Installed

Maximum Tensile Load Crush Load Maximum Bend RadiusApproxWeight of

Cable

Type

mm Kg/km (N) (N) N/100 cm N/100 cm mm mm

FiberCount

No. ofTube

No. ofFiller

ApproxOver all

Diameter Short Term Short TermLong Term Long Term Loaded Installed

Maximum Tensile Load Crush Load Maximum Bend RadiusApproxWeight of

Cable

A-DSF(L)2Y(SR)2Y

A-DaSF(L)2Y(SR)2Y

A-DSF(L)2Y(SR)2Y

A-DSF(L)2Y(SR)2Y

A-DSF(L)2Y(SR)2Y

02-36

38-72

74-96

98-120

122-144

6

6

8

10

12

10 D

10 D

10 D

10 D

10 D

20 D

20 D

20 D

20 D

20 D

3000

3000

3000

3000

3000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

3000

3000

3000

3000

3000

210

250

290

345

450

14.0

15.7

17.4

19.0

22.0

6

12

12

12

12

TYPE :

STANDARD :

DESCRIPTION :

CHARACTERISTICS :

APPLICATIONS :

TECHNICAL PARAMETERS :

A-DSQ2Y(SR)2Y

a. Special tube filling compound ensure a critical protection of fiber.b. High strength loose tube that is hydrolysis resistant.c. Specially designed compact structure is good at preventing loose tube from shrinking .d. PSP enhances the cable crush resistance, impact resistance and moisture proof.e. 100% Cable core filling.

a. Adopted to outdoor distribution.b. Suitable for aerial duct and buried method.c. Long distance and local area network communication.

A-DSQ2Y(SR)2Y

A-DSQ2Y(SR)2Y

A-DSQ2Y(SR)2Y

A-DSQ2Y(SR)2Y

A-DSQ2Y(SR)2Y

2-36

38-72

74-96

98-120

122-144

10 D

10 D

10 D

10 D

10 D

20 D

20 D

20 D

20 D

20 D

1000

1000

1000

1000

1000

3000

3000

3000

3000

3000

1000

1000

1000

1000

1000

3000

3000

3000

3000

3000

198

240

260

320

380

13.2

14.8

16.2

17.8

19.6

6

12

12

12

12

6

12

12

12

12

Page 23: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,

21

Water blocking type

Unknown. IEC 60794-1

Sranded loose tube, FRP central strength member, Aluminium PE laminated, PE inner sheathed, water swellable tapes or yarns, Corrugated steel tape armoured and PE sheathed outdoor fibre optic cable

The fibers of single-mode are positioned in a loose tube made of a high modulus plastic. The tubes are filled with a water resistant filling compound. A place of fiber reinforced plastic locates in the center of a core as a non metallic strength member. The tubes are stranded around the strength member into a compact and circular cable core. An Aluminum Polyethy_lene Laminate (APL) is applied around the cable core, which is filled with the filling compound to protect it from water ingress. Then the cable core is covered with a thin PE inner sheath. After the PSP is longitudinally applied over the inner sheath. The cable is completed with a polyethylene (PE) sheath.

The fiber of single-mode are positioned in a loose tube made of a high modulus plastic. The tubes are filled with a water resistant filling compound. A layer of aramid yam is around the cable core as additional strength member. Then, the cable is completed with a black or colore.

Type

mm Kg/km (N) (N) N/100 mm N/100 mm mm mm

FiberCount

ApproxOver all

Diameter Short Term Short TermLong Term Long Term Loaded Installed

Maximum Tensile Load Crush Load Maximum Bend RadiusApproxWeight of

Cable

Type

mm Kg/km (N) (N) N/100 mm N/100 mm mm mm

FiberCount

No. ofTube

No. ofFiller

ApproxOver all

Diameter Short Term Short TermLong Term Long Term Loaded Installed

Maximum Tensile Load Crush Load Maximum Bend RadiusApproxWeight of

Cable

TYPE :

STANDARD :

DESCRIPTION :

CHARACTERISTICS :

APPLICATIONS :

TECHNICAL PARAMETERS :

A-DP(L)2YQ(SR)2Y

YD/T 901:2001 & IEC 60794-1

a. Special tube filling compound ensure a aitical protection of fiber.b. High stren loose tube that is hydrolysis resistant.c. Spedally oiesigned compact structure is good at preventing loose tube from shrinking.d. Crush resistance and flexibility.e. APL moisture barrier.f. PSP enhances the cable crush resistance, impact resistance and moisture proof.g. 100% Cable core filling.

a. Adopted to outdoor distribution.b. Suitable for aerial duct and buried method..c. Long distance and local area network communication.

FiberLoose tube

APL Tape

Tube filling compoundWater blocking system

PE Inner SheathPSP tapePE Sheath

FRP Strength member

A-DP(L)2YQ(SR)2Y

A-DP(L)2YQ(SR)2Y

A-DP(L)2YQ(SR)2Y

A-DP(L)2YQ(SR)2Y

2-48

50-96

98-120

122-144

8

8

10

12

6

12

12

12

16.8

18.9

20.0

22.3

270

330

390

460

3000

3000

3000

3000

1000

1000

1000

1000

3000

3000

3000

3000

1000

1000

1000

1000

20 D

20 D

20 D

20 D

10 D

10 D

10 D

10 D

TYPE :

STANDARD :

DESCRIPTION :

APPLICATIONS :

TECHNICAL PARAMETERS :

Loose tube, Nonmetallic yam reinfoced and PE sheathed outdoor fibre optic

A-D(ZN)2Y

Adopted to backbone network, access network and fiber to the home.

Tube filling compound

Fiber

Loose tube

Aramid yarn

PE Sheath

A-D(ZN)2Y

A-D(ZN)2Y

A-D(ZN)2Y

A-D(ZN)2Y

2-12

14-24

26-36

38-48

4.2

4.6

5.1

5.6

12

15

18

22

150

150

150

150

80

80

80

80

1000

3000

3000

3000

300

1000

1000

1000

20 D

20 D

20 D

20 D

10 D

10 D

10 D

10 D

CHARACTERISTICS : a. Non metallic design can prevent the cable from radio interference and magnetic wave interference.b. Specially design compact structure is good at preventing loose tube from shrinkingc. Aramid yarn ensures good performance of tensile strength.d. Loose tube filling compound ensure good moisture resistance performance.e. Small diameter, light weight and friendly installation.

Page 24: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,

22

YD/T 901:2001 & IEC 60794-1

Fiber Loose tubeAPL Tape

Tube Filling compoundWater blocking systemPE Inner SheathPSP tape

Flame retardant SheathFRP Strenght member

Water blocking type

Sranded loose tube, FRP central strength member, Aluminium PE laminated, PE inner sheathed, water swellable tapes or yarns, Corrugated steel tape armoured and PVC sheathed outdoor fibre optic cable

The fibers of single-mode are positioned in a loose tube made of a high modulus plastic. The tubes are filled with a water resistant filling compound. A place of fiber reinforced plastic locates in the center of a core as a non metallic strength member. The tubes are stranded around the strength member into a compact and circular cable core. An Aluminum Polyethylene Laminate (APL) is applied around the cable core, which is filled with the filling compound to protect it from water ingress. Then the cable core is covered with a thin flame retardant inner sheath. After the PSP is longitudinally applied over the inner sheath. The cable is completed with a flame retardant outer sheath.

TYPE :

STANDARD :

DESCRIPTION :

CHARACTERISTICS :

APPLICATIONS :

TECHNICAL PARAMETERS :

A-DP(L)2YQ(SR)Y

a. Good mechanical, temperature performance and flame retardant property.b. High strength loose tube that is hydrolysis resistant.c. Crush resistance and flexibility.d. APL moisture barrier.e. PSP enhances the cable crush resistance, impact resistance and moisture proof.f. 100% Cable core filling.g. Special sheath material ensure excellent flame retardant

a. Adopted to outdoor distribution.b. Suitable for aerial duct and buried method. c. Long distance and local area network communication.

Type

mm Kg/km (N) (N) N/100 mm N/100 mm mm mm

FiberCount

No. ofTube

No. ofFiller

ApproxOver all

Diameter Short Term Short TermLong Term Long Term Loaded Installed

Maximum Tensile Load Crush Load Maximum Bend RadiusApproxWeight of

Cable

A-DP(L)2YQ(SR)Y

A-DP(L)2YQ(SR)Y

A-DP(L)2YQ(SR)Y

A-DP(L)2YQ(SR)Y

A-DP(L)2YQ(SR)Y

A-DP(L)2YQ(SR)Y

A-DP(L)2YQ(SR)Y

A-DP(L)2YQ(SR)Y

A-DP(L)2YQ(SR)Y

A-DP(L)2YQ(SR)Y

A-DP(L)2YQ(SR)Y

A-DP(L)2YQ(SR)Y

A-DP(L)2YQ(SR)Y

A-DP(L)2YQ(SR)Y

A-DP(L)2YQ(SR)Y

A-DP(L)2YQ(SR)Y

2-6

8-12

14-18

20-24

26-30

32-36

38-42

44-48

50-60

62-72

74-84

86-96

98-108

110-120

122-132

134-144

1

2

3

4

5

6

7

8

5

6

7

8

9

10

11

12

7

6

5

4

3

2

1

0

3

2

1

0

1

0

1

0

16.8

16.8

16.8

16.8

16.8

16.8

16.8

16.8

19.2

19.2

19.2

19.2

21.2

21.2

22.3

22.5

316

316

316

316

316

316

316

316

392

392

392

392

460

460

501

501

3000

3000

3000

3000

000

3000

3000

3000

000

3000

3000

3000

3000

3000

3000

3000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

3000

3000

3000

3000

000

3000

3000

3000

000

3000

3000

3000

3000

3000

3000

3000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

1000

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

20 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

10 D

Page 25: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,

23

A-DSF(L)M2Y

YD/T 901:2001 & IEC 60794-1

Suspension Steel

Fiber

Loose tube

Tube filling compound

APL Tape

PE Sheath

Strength member

GYXY

Suspension Steel

Fiber

Loose tube

Tube filling compound

PSP tube

PE Sheath

CRC Steel

Sranded loose tube, steel central strength member, Jelly filled, Aluminium PE laminated, self supported strength member and PE sheathed outdoor fibre optic cable

Sranded loose tube, steel central strength member, Jelly filled, Corrugated steel tape armoured, self supported strength member and PE sheathed outdoor fibre optic cable

The fiber of single-mode type are positioned in a loose tube made of a high modulus plastic. The tubes are filled with a water resistant filling compound. A steel wire locates in the center of a core as a metallic strength member. The tubes are stranded around the strength member into a compact and circular cable core. After PSP is applied around the cable core, this part of cable accompanied with the stranded wires as the supporting part is completed with a Polyethylene (PE) sheath to be figure 8 structures.

The fiberse of single-mode are positioned in a loose tube made of a high modulus plastic. The tubes are filled with a water resistant filling compound. A steel wire locates in the center of a core as a metallic strength member. The tubes are stranded around the strength member into a compact and circular cable core. After APL is applied around the cable core, this part of cable accompanied with the stranded wires as the supporting part is completed with a Polyethylene (PE) sheath to be figure 8 structures.

TYPE :

STANDARD :

DESCRIPTION :

CHARACTERISTICS :

APPLICATIONS :

TECHNICAL PARAMETERS :

a. Accurate fiber excess length ensures good mechanical and temperature performance.b. High strength loose tube that is hydrolysis resistant.c. Specially designed compact structure is good at preventing loose tube from shrinking .d. APL moisture barrier.e. 100% Cable core filling.

a. Adopted to outdoor distribution.b. Suitable for self-supporting aerial installation. c. Long distance and local area network communication.

Type

mm Kg/km (N) (N) N/100 mm N/100 mm mm mm

FiberCount

No. ofTube

No. ofFiller

ApproxOver all

Diameter Short Term Short TermLong Term Long Term Loaded Installed

Maximum Tensile Load Crush Load Maximum Bend RadiusApproxWeight of

Cable

A-DSF(L)M2Y

A-DSF(L)M2Y

A-DSF(L)M2Y

A-DSF(L)M2Y

A-DSF(L)M2Y

2-6

8-12

14-18

20-24

26-30

10 D

10 D

10 D

10 D

10 D

20 D

20 D

20 D

20 D

20 D

300

300

300

300

300

1000

1000

1000

1000

1000

600

600

600

600

600

1500

1500

1500

1500

1500

214

214

214

214

214

6.8 x 9.2 x 18.0

6.8 x 9.2 x 18.0

6.8 x 9.2 x 18.0

6.8 x 9.2 x 18.0

6.8 x 9.2 x 18.0

4

3

2

1

0

1

2

3

4

5

TYPE :

STANDARD :

DESCRIPTION :

CHARACTERISTICS :

APPLICATIONS :

TECHNICAL PARAMETERS :

A-DSF(SR)M2Y

YD/T 901:2001 & IEC 60794-1

a. Accurate fiber excess length ensures good mechanical and temperature performance.b. High strength loose tube that is hydrolysis resistant.c. Specially designed compact structure is good at preventing loose tube from shrinking.d. PSP enhances the cable crush resistance, impact resistance and moisture proof.e. 100% Cable core filling.

a. Adopted to outdoor distribution.b. Suitable for self-supporting aerial installation. c. Long distance and local area network communication.

Type

mm Kg/km (N) (N) N/100 mm N/100 mm mm mm

FiberCount

No. ofTube

ApproxOver all

Diameter Short Term Short TermLong Term Long Term Loaded Installed

Maximum Tensile Load Crush Load Maximum Bend RadiusApproxWeight of

Cable

10 D

10 D

10 D

10 D

20 D

20 D

20 D

20 D

300

300

300

300

1000

1000

1000

1000

3000

3000

3000

3000

8000

8000

8000

8000

270

285

320

340

9.6x21.0

10.2x21.6

11.6x23.0

12.0x23.4

6

6

6

6

02-30

32-36

38-60

62-72

A-DSF(SR)M2Y

A-DSF(SR)M2Y

A-DSF(SR)M2Y

A-DSF(SR)M2Y

Page 26: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,

24

The fibers of single-mode are positioned in a loose tube made of a high modulus plastic. The tubes are filled with a water resistant filling compound. A steel wire sheathed with polyethylene locates in the center of a core as a metallic strength member. The tubes are stranded around the strength member into a compact and circular cable core, An Aluminum Polyethylene laminate (APL) is applied around the cable core, which is filled with the filling compound to protect it from water ingress. Then the cable core is covered with a thin PE inner sheath. After the PSP is longitudinally applied over the inner sheath. The cable is covered with a polyethylene (PE) sheath. After the steel armored, the cable is finally completed with an outer sheath.

TYPE :

STANDARD :

DESCRIPTION :

CHARACTERISTICS :

APPLICATIONS :

TECHNICAL PARAMETERS :

Stranded Loose tube Non-metallic Strength Member Cable.

A-DSF(L)2Y(SR)2YR2Y

YD/T 901:2001 & IEC 60794-1

a. Special tube filling compound ensure a critical protection of fiber.b. Single steel ensures good performance of tensile strength.c. APL moisture barrier.d. PSP enhances the cable crush resistance, impact resistance and moisture proof.e. 100% Cable core filling.

a. Adopted to outdoor distribution.b. Suitable for aerial duct and buried method.c. Long distance and local area network communication.

Type

mm Kg/km (N) (N) N/100 mm N/100 mm mm mm

FiberCount

No. ofTube

No. ofFiller

ApproxOver all

Diameter Short Term Short TermLong Term Long Term Loaded Installed

Maximum Tensile Load Crush Load Maximum Bend RadiusApproxWeight of

Cable

Fiber

PE Sheath

Loose tube

APL Tape

Tube filling compound

PE Inner sheath

PSP tape

PE Inner Sheath

Steel Wire

Strength member

A-DSF(1)2Y(SR)2YR2Y

A-DSF(1)2Y(SR)2YR2Y

A-DSF(L)2Y(SR)2YR21

A-DSF(1)2Y(SR)2YR2Y

A-DSF(1)2Y(SR)2YR2Y

A-DSF(1)2Y(SR)2YR2Y

A-DSF(1)2Y(SR)2YR2Y

A-DSF(1)2Y(SR)2YR2Y

A-DSF(1)2Y(SR)2YR2Y

2-6

8-12

14-18

20-24

26-30

32-36

2-6

8-12

14-18

1

2

3

4

5

6

1

2

3

5

4

3

2

1

0

5

4

3

22.1

22.1

22.1

22.1

22.1

22.1

23.1

23.1

23.1

819

819

819

819

819

819

1002

1002

1002

10000

10000

10000

10000

10000

10000

20000

20000

20000

4000

4000

4000

4000

4000

4000

10000

10000

10000

5000

5000

5000

5000

5000

5000

5000

5000

5000

3000

3000

3000

3000

3000

3000

3000

3000

3000

25 D

25 D

25 D

25 D

25 D

25 D

25 D

25 D

25 D

12.5D

12.5D

12.5D

12.5D

12.5D

12.5D

12.5D

12.5D

12.5D

Page 27: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,

TECHNICAL INFORMATIONAND

OPTICAL FIBER CABLE GLOSSARY

Page 28: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,

26

OPTICAL FIBER AND TUBE COLOR CODENo. Fiber Color Tube Color

1 Blue Blue2 Orange Orange3 Green Green4 Brown Brown5 Grey Grey6 White White7 Red Red8 Black Black9 Yellow Yellow

10 Violet Violet11 Pink Pink12 Turquoise Turquoise

GENERAL GUIDE TO THE DIFFERENT NOMENCLATURES AND CODE DESIGNATION USEDNomenclature InterpretationA- Outdoor cable.D Loose Tube.F Filling Compound.H Halozen Free Fire Retardant Sheath.J- Indoor Cable.M Steel wire Strength Member (Self Supporting).P FRP as Central Strength Member.Q Water Swell able Tapes or Yarns.R Armouring With Steel Wire.S Steel Wire as Central Strength Member.V Tight Buffer.Y PVC Sheath.Z Zip Cord.(BN) Non Metallic Armouring.(SR) Armouring With Corrugated Steel Tape.2Y PE Sheath.(..ZM) Mostly 2 X Rounded Steel Wires, Embedded Radially in the Outer. Jacket of the Cable.(ZN) Non-Metallic Yarn Reinforcement.(L) Aluminium PE Laminated.

(..ZN) Mostly 2x Round FRP Embedded Radily in the outer jecket of the cable

FEATURES ADVENTAGE AND APPLICATION/UTILITY/USES

Features:1. It’s carry signals2. Data transmission rate is very high3. Easily and rapidly data transmitted over long

distance4. No physical electrical connection is required

between the secondary and receiver5. No cross talk6. Greater repeater spacing7. The cost per channel is the lowest.

Advantage:1. Low attenuation2. Greater bandwidth3. Low transmission loss4. Dielectric waveguide5. Electromagnetic isolation6. Immunity to interference and cross talk7. Ruggedness and flexibility8. Much more reliable9. Potential low cost10. Greater repeater spacing11. Signal security12. Small size and weight

Application/Utility/Uses:1. Telecommunication2. Under see cable system3. In inter-city trunks between telephone

central offices4. Military communication5. Medical analysis6. Broadcast Industries.7. Data storage8. Data link9. Networking

Page 29: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,

27

Zero-Dispersion Wavelength:In a single-mode optical fiber, the wavelength at which material dispersion and waveguide dispersion cancel one another. The wavelength of maximum and Width in the fiber. Also called zero- dispersion point.

Zero-dispersion Slope:In single-mode fiber, the rate of change of dispersion with respect to wavelength, at the fiber's zero dispersion wavelengths.

Mode Field:The single-mode field distribution giving rise to a spatial intensity distribution in the fiber.

Numerical Aperture:The numerical aperture (NA) is the sine of the vertex half-angle of the largest cone of rays that can enter or leave the core of an optical fiber, multiplied by the refractive index of the medium in which the vertex of the core is located.

Zero Water Peak (ZWP):The reduction of water absorption characteristics on conventional single-mode fibers, which minimized signal loss to make more wavelengths available for high quality transmission. These fibers allow 50% more channels by opening up the wavelength range around 1400 nm.

Refractive Index:Ratio of the wavelength or phase velocity of an electromagnetic wave (light) in a vacuum to that in a medium.

Refractive Index profiles:The distribution of the refractive index along a diameter of an optical fiber.

Bandwidth (BW)The range of frequencies within which a fiber optic waveguide or terminal device can transmit data or information.

Bending Loss:Attenuation caused by high-order modes radiating from the outside of a fiber optic waveguide which occur when the fiber is bent around a small radius.

Macro bending:In a fiber, all macroscopic deviations of the fiber's axis from a straight line, that will cause light to leak out of the fiber, causing signal attenuation.

Cut off Wavelength (cc):In single-mode fiber, the wavelength below which the fiber ceases to be single-mode.

Attenuation:The decrease in signal strength along a fiber optic waveguide caused by absorption and scattering. Attenuation is usually expressed in dB/km.

Absorption:That portion of optical attenuation in optical fiber resulting from the conversion of optical power to heat, caused by impurities in the fiber such as hydroxyl ions. Polarization mode dispersion (PMD):

Polarization mode dispersion is the differential Group Delay time between two orthogonally polarized modes, which cause pulse spreading in digital systems and distortions in analog systems.

Key Characterstics of Fiber

Unit of Measure

degrees Celsiusdegrees Fahrenheitdecibelfootgigahertzinchkilometerpound forcemetermegahertzmillimeternewtonnanometernano secondvolts root mean squiremicron or micrometer

oCoFdBftGHzinKmLbfMMHzmmNNmNsvrms

m

-40oC to 70oC (-40oF to 158oF)

-10oC to 60oC (14oF to 18oF) Riser0oC to 60oC (32oF to 140oF) Plenum

-20oC to 70oC (-4oF to 158oF) Riser0oC to 70oC (32oF to 158oF) Plenum

Storage, Installations and Operation Temperatures

Condition

Storage Temperature

InsulationTemperature

OperationTemperature

Indoor Fiber Optical Cable Outdoor Optical Fiber Cable

-40oC to 70oC(-40oF to 158oF)

-30oC to 60oC(-22oF to 140oF)

-40oC to 70oC(-40oF to 158oF)

Conversion TableEnglish to Metric

Multiply By:

from Inches to centimeters

from feet to meters

from yards to meters

from ounces to grams

from pound to kilograms

from Fahrenheit to Celsius

2.54

0.3048

0.9144

28.3495

0.453592

C=(F-32)X0.550

Page 30: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,

28

Acceptance Anglethe half-angle of the cone within which incident light is totally internally reflected by the fiber core. It is equal to arcsin (NA).

Angle of IncidenceThe angle between an incident ray and the normal to a reflecting surface.

Aramid YarnStrength element used in siecor cable to provide support and additional protection of the fiber bundles. Kevlar is a particular brand of aramid yarn.

Average Powerthe average level of power in a signal that varies with time.

Axial Raya light ray that travels along the axis of an optical fiber.

Backscatteringa small fraction of light that is reflected out of the original direction of propagation by scattering suffers a reversal of direction. In other words, it propagates in the optical waveguide towards the transmitter.

Band passa range of wavelengths over which a component will meet specifications.

BandwidthInformation carrying capacity of an optical fiber. Expressed in MHz-km, specifies the analog bandwidth capability or number of digital transitions per second the fiber can sustain over a 1 km distance. Bandwidth is dependent upon wavelength and type of light source.

Basebanda method of communication in which a signal is transmitted at its original frequency without being impressed on a carrier.

Beam splittera device used to divide an optical beam into two or more separate beams.

Bend Lossa form of increased attenuation in a fiber that results from bending a fiber around a restrictive curvature (a macro bend) or from minute micro bends.

Bita binary digit, the smallest element of information in binary system. A 1 or 0 of binary data.

Broadbandthe ability of a system to carry a multitude of signals simultaneously. In data transmission, it denotes transmission facilities capable of handling frequencies greater than those required for high-grade voice communications. The higher frequency allows the carrying of several simultaneous channels. Broadband infers the use of a carrier signal rather than direct modulation (i.e.. baseband).

Building Entranceterminal Cable entrance point where typically a trunk cable between buildings is terminated and fiber is then distributed through the building.

Bundlemany individual fibers contained within a single jacket or buffer tube. Also, a group of buffered fibers distinguished in some fashion from another group in the same cable core.

Bus Networka network topology in which all terminals are attached to a transmission medium serving as a bus.

BUScommonly called "data bus", term used to describe the physical linkage between stations on a network sharing some common communication.

Cable Bend RadiusCable bend radius during installation infers that the cable is experiencing a tensile load. Free bend infers a lower allowable bend radius since it is at a condition of no load.

Center Wavelength(s)the nominal operating wavelength(s).

Chromatic Dispersionspreading of a light pulse caused by the difference in refractive indices at different wavelengths.

Claddingthe material surrounding the core of an optical fiber. The cladding must have a lower index of refraction in order to steer the light in the core.

Cladding Modea mode confined to the cladding; a light ray that propagates in the cladding.

Coatinga material put on a fiber during the drawing process to protect it from the environment.

Corethe central region of an optical fiber through which light is transmitted.

Core Eccentricitya measure of the displacement of the center of the core relative to the cladding center.

COUPLERan optical device that coupes (or splits) light in accordance with its number of input and output legs.

Coupling Efficiencythe efficiency of optical power transfer between two components.

Coupling Ratiothe percentage of light transferred to a receiving output port with respect to the total power of all output ports.

Coupling Lossthe power loss suffered when coupling light from one optical device to another.

Critical Anglethe smallest angle from the fiber axis at which a ray may be totally reflected at the core/cladding interface.

Cutoff Wavelengththe shortest wavelength at which only the fundamental mode of an optical waveguide is capable of propagation.

Detector(1) A transducer that provides an electrical output signal in response to an incident optical signal. The current is dependent on the amount of light received and the type of device. (2)A semiconductor device which converts optical energy to electrical energy.

Diameter-Mismatch LossThe loss of power at a joint that occurs when the transmitting half has a diameter greater than the diameter of the receiving half. The loss occurs when coupling light from a source to fiber, from fiber to fiber, or from fiber to detector.

DielectricNon-metallic and, therefore, non-conductive. Glass fibers are considered dielectric. A dielectric cable contains no metallic components.

Directivityalso referred to as near-end crosstalk, it is the amount of power observed at a given input port with respect to an initial input power.

Distortion-Limited OperationGenerally synonymous with bandwidth limited operation.

Duplex Cablea two-fiber cable suitable for duplex transmission.

Duplex TransmissionTransmission in both directions, either one direction at a time (half duplex) and both directions simultaneously (full duplex).

Fiber Optic Cable Glossary

Page 31: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,

29

Electromagnetic Interference (EMI)Any electrical or electromagnetic interference that causes undesirable response, degradation, or failure in electronic equipment. Optical fibers neither emit nor receive EMI.

ENCODINGa scheme to represent digital ones and zero's through combining high and low signal voltage states.

Excess Loss(1) In a fiber-optic coupler, the optical loss from that portion of light that does not emerge from the nominally operational pods of the device. (2)The ratio of the total output power of a passive component with respect to the input power.

Extrinsic LossIn a fiber interconnection, that portion of loss that is not intrinsic to the fiber but is related to imperfect joining, which may be caused by the connector or splice.

Fiber Optic LinkAny optical fiber transmission channel designed to connect two end terminals or to be connected in series with other channels.

Frequency Modulation (FM)Transmission scheme whereby information is sent by varying the frequency of an optical carrier. A method of transmission in which the carrier frequency varies in accordance with the signal.

Fresnel ReflectionThe reflection of a portion of the light incident on a planar surface between two homogeneous media having different refractive indices. Fresnel reflection occurs at the air/glass interfaces at entrance and exit ends of an optical fiber.

Fundamental ModeThe lowest order mode of a waveguide.

Gap LossLoss resulting from the end separation of two axially aligned fibers.

Graded-IndexFiber design in which the refractive index of the core is lower toward the outside of the fiber core and increases toward the center of the core; thus it bends the rays inward and allows them to travel faster in the lower index of refraction region. This type of fiber provides high bandwidth capabilities.

Ground-Loop NoiseNoise that results when equipment is grounded at ground points having different potentials and thereby created an unintended current path. The dielectric of optical fibers provide electrical isolation that eliminates ground loops.

Index Matching Materiala material, often a liquid or cement whose refractive index is nearly equal to the core index, used to reduce Fresnel reflections from a fiber end face.

Index ProfileCurve of the refractive index over the cross section of an optical waveguide.

Index of RefractionThe ratio of light velocity in a vacuum to its velocity in a given transmitting medium.

Insertion LossThe attenuation caused by the insertion of an optical component; in other words, a connector or coupler in an optical transmission system. Isolationalso referred to as far-end cross-talk or far-end isolation. Predominantly used in reference to WDM products, it is a measure of light at an undesired wavelength at any given port.

LASER LightAmplification by Stimulated Emission of Radiation. A device which produces coherent light with a narrow range of wavelengths.

Lateral Displacement LossThe loss of power that results from lateral displacement from optimum alignment between two fibers or between a fiber and an active device.

Launch AngleAngle between the propagation direction of the incident light and the optical axis of an optical waveguide.

Launching FiberA fiber used in conjunction with a source to excite the modes of another fiber in a particular way. Launching fibers are most often used in test systems to improve the precision of measurements.

Optical signal.

Light guide Cablean optical fiber, multiple fiber, or fiber bundle which includes a cable jacket and strength.

Light wavesElectromagnetic waves in the region of optical frequencies. The term "light" was originally restricted to radiation visible to the human eye, with wavelengths between 400 and 700 nanometers (nm). However, it has become customary to refer to radiation in the spectral regions adjacent to visible light (in the near infrared from 700 to about 2000 nm) as "light" to emphasize the physical and technical characteristics they have in common with visible light.

Linka fiber optic cable with connectors attached to a transmitter (source) and receiver (detector).

Macro bendingmacroscopic axial deviations of a fiber from a straight line, in contrast to micro bending.

Material DispersionThe dispersion associated with a non-monochromatic light source due to the wavelength dependence of the refractive index of a material or of the light velocity in this material.

MDPEMedium Density Polyethylene jacketing.

Mechanical Splicingjoining two fibers together by mechanical means to enable a continuous signal. Elastomeric splicing is one example of mechanical splicing.

Micro bendingCurvatures of the fiber which involve axial displacements of a few micrometers and spatial wavelengths of a few millimeters. Micro bends cause loss of light and consequently increase the attenuation of the fiber.

Misalignment LossThe loss of power resulting from angular misalignment, lateral displacement, and end separation.

Modal DispersionPulse spreading due to multiple light rays traveling different distances and speeds through an optical fiber.

Mode Field Diameter (MFD)The diameter of optical energy in a single mode fiber. Because the MFD is greater than the core diameter, MFD replaces core diameter as a practical parameter.

Mode FilterA device used to remove high-order modes from a fiber and thereby simulate EMD.

Mode ScramblerA device composed of one or more optical fibers in which strong mode coupling occurs. Frequently used to provide a mode distribution that is independent of source characteristics.

ModeA term used to describe a light path through a fiber, as in multimode or single mode.

ModulationCoding of information onto the carrier frequency. This includes amplitude, frequency, or phase modulation techniques.

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Multi-Mode FiberAn optical waveguide in which light travels in multiple modes. Typical core/cladding sizes (measured in microns) are 50/125, 62.5/125, and 100/140.

MULTIMODE FIBERA fiber type which supports multiple light paths through its core.

MULTIPLEXThe combination of several signals onto a single communications channel.

MultiplexingThe process by which two or more signals are transmitted over a single communications channel. Examples include time-division multiplexing and wavelength-division multiplexing.

NA-Mismatch LossThe loss of power at a joint that occurs when the transmitting half has an NA greater than the NA of the receiving half. The loss occurs when coupling light from a some to fiber, from fiber to fiber, or from fiber to detector. Numerical Aperture A numerical value that expresses the light gathering ability of a fiber.

Numerical Aperture (NA)The number that expresses the light gathering power of a fiber.

Optical Time Domain Reflectro metter (OTDR)A method for characterizing a fiber wherein an optical pulse is transmitted through the fiber and the resulting backscatter and reflections to the input are measured as a function of time. Useful in estimating attenuation coefficient as a function of distance and identifying defects and other localized losses.

Optical WaveguideDielectric waveguide with a core consisting of optically transparent ma of low attenuation (usually silica glass) and with cladding consisting ofoptically transparent material of lower refractive index than that of the core. It is used for the transmission of signals with light waves and is frequently referred to as fiber. In addition, there are planar dielectric waveguide structures in some optical components, such as laser diodes, which are also referred to as optical waveguides.

OptoelectronicPertaining to a device that responds to optical power, emits or modifies optical radiation, or utilizes optical radiation for its internal operation. Any device that functions as an electric alto-optical or optical-to-electrical transducer.

OTDROptical time domain Reflect meter. A test instrument, working on the principal of continuous energy backscatter, which provides a complete characterization of fiber loss along its length.

PCMPulse-Coded Modulation.

PCSPlastic-Clad Silica.

PEAbbreviation used to denote polyethylene. A type of plastic material used to make cable jacketing.

Peak WavelengthThe wavelength at which the optical power of a source is at a maximum.

Plastic FiberAn optical fiber having a plastic core and plastic cladding.

Plastic-Clad Silica FiberAn optical fiber having a glass core and plastic cladding.

Polarization StabilityThe variation in insertion loss as the polarization state of the input light is varied.

PreformA glass structure from which an optical fiber waveguide may be drawn.

Primary CoatingThe plastic coating applied directly to the cladding surface of the fiber during manufacture to preserve the integrity of the surface.

Pulse SpreadingThe dispersion of an optical signal with time as it propagates through an optical fiber.

PURPolyurethane. Material used in manufacture of a type of jacketing material Material.

Receiver SensitivityThe optical power required by a receiver for low error signal transmission.In the case of digital signal transmission, the mean optical power is usually quoted in Watts or dbm (decibels referred to 1 mill watt).

Ring NetworkA network topology in which terminals are connected in a point-to-pointserial fashion in an unbroken circular configuration.

Rise TimeThe time it takes the signal output to rise from low levels to peak value. Usually measured from 10% to 90% of max. Output.

RiserApplication for indoor cables that pass between floors. It is normally a. vertical shaft or space.

ScatteringA property of glass which causes light to deflect from the fiber and contributes to losses.

SensitivityFor a fiber-optic receiver, the minimum optical power required to achieve a specified level of performance, such as a BER.

Signal-to-Noise Ratio (SNR)The ratio of signal power to noise power.

TopologyThe physical layout of a network.

Total Internal ReflectionTotal reflection of light back into a material when it strikes the interface of a material having a lower index at the critical angle or above the critical angle.

TransceiverAn electronic device which has both transmit and receive capabilities.

TransducerA device for converting energy from one form to another, such as optical energy to electrical energy.

Transmission LossTotal loss encountered in transmission through a system.

TransmitterAn electronic package which converts an electrical signal to an opticalsignal.

Tree CouplerA passive fiber optical component in which power from one input is distributed to more than two output fibers.

ULUnderwriters Laboratories, Inc.

UniformityThe maximum insertion loss difference between ports of a coupler.

WaveguideStructure that guides electromagnetic waves along its length. An opticalfiber is an optical waveguide.

WavelengthThe distance between two peaks of an electromagnetic waveform.

Wavelength DependenceThe variation in an optical parameter caused by a change in the operating wavelength.

Wavelength Division Multiplexing (WDM)Simultaneous transmission of several signals in an optical waveguide at differing wavelengths.

WDMWavelength Division Multiplexer-a passive fiber optical device used to separate signals of different wavelengths carried on one fiber.

WICWavelength Independent Coupler.

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Certificates & Achievements

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Page 35: Indoor Optical Fiber Cable - ...::: BRB Cable Industries ... · BRB Cable Industries Ltd. was established in 1978 as a private limited company situated in BSCIC Industrial Estate,

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Head Office and Manufacturing PlantBSCIC Industrial Estate, Kushtia-7000, BangladeshPhone: +88 071-61600, 73244, Fax: +88 071-73641

e-mail: [email protected]

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