NTPC-TANDA.xls

8/10/2019 NTPC-TANDA.xls

1/14

Customer:- N T P C, Tanda

P.O.NO.61230265 Dated-21.09.06Size:-3CX150 Sq.mm 6.35/11 KV (A2XFY)

S.NO. Drum No. Offered Length Surface Finish

(Mtrs) & Length

1 A-2243 517 Satisfactory



3 Drums 1532

Size:-1CX300 Sq.mm 6.35/11 KV (A2XFaY)

S.NO. Drum No. Offered Length Surface Finish

(Mtrs) & Length

1 A-2253 510 Satisfactory2 A-2254 506 Satisfactory












13 Drums 6573

For Krishna Electrical Industries Ltd

KRISHNA ELECTRICAL INDUSTRIES LTD.

30-B, Industrial Area Banmore (M.P.)

REWINDING REPORT

REWINDING REPORT


2/14

21.03.07

Customer:- N T P C, Tanda Dt.of testing:-16.03.07


S.no Drum no.Core

Identification

ConductorResistance at

20C in

ohms/kms

High Voltage

test at 17 kv ac

for 5 minutes

Partial

Discharge test

at 1.5 Uo

0.206 (MAX)No Break down

observed20 Pc (Max)

1 A-2243 R 0.173 Withstood 2

Y 0.173 Withstood 3

B 0.173 Withstood 3

2 A-2244 R 0.173 Withstood 2

Y 0.173 Withstood 3

B 0.176 Withstood 2

3 A-2245 R 0.178 Withstood 2

Y 0.178 Withstood 3

B 0.178 Withstood 3

Size:-1CX300 Sq.mm 6.35/11 KV (A2XFaY) Dt.of testing:-17.03.07

S.no Drum no.Core

Identification

Conductor

Resistance at

20C in

ohms/kms

High Voltage

test at 17 kv ac

for 5 minutes

Partial

Discharge test

at 1.5 Uo

0.100 (MAX)No Break down

observed20 Pc (Max)

1 A-2253 Natural 0.0901 Withstood 2














(Vinod Gupta)

Manager(QA & I)


30-B, Industrial Area Banmore (M.P.)

WORK'S ROUTINE TEST CERTIFICATEReference Specification IS 7098(Pt-II)/1985


3/14

DESCRIPTION :- 3C x 150 Sqmm , 6.35/11 KV (E) , (A2XWY)

P.O. NO :-

CUSTOMER:

DRUM NO. Date of Testing: Page-01 of 02

R Y B

A) TEST ON CONDUCTOR

i ) Shape of conductorCircular stranded

compacted

ii) No. of Strands 36 36 36 36(Min)

iii) Tensile Strength for Aluminium

(After Stranding)

iv) Wrapping Test for Aluminium (After

Stranding)

v) Conductor Resistance Test

at 200C ohm/km

0.199 0.197 0.197 0.206 (max)

B) Armour Wire

i) Size (mm)/No. of wires 2.50 +/-0.08/64 Nos

ii) Tensile Strength (N/mm) 300 to 500

iii) Elongation (%) Min 10%iv) Resistivity at 20C (ohm-cm) Max 14.50 x 10

-6

v) Uniformity of the zinc coating No Red Deposite

vi) Wt of Zinc Coating (Gm/ mt2) Min 110

vii) Torsion Test Min 19

viii) Resistivity Test (ohm-Cm.) 14.5 x 10-6

(max)

C) THICKNESS (mm)

Insulation Avg 3.80 3.82 3.78 3.60

Min 3.58 3.60 3.62 3.14

Conductor Screening Nom. 0.55 0.56 0.54 0.3 min

Insulation Screening Nom. 0.48 0.52 0.52 0.3 min

Copper Tape 0.054 0.055 0.052 0.06+/-0.01 mm

Inner Sheath Min 0.74 0.60

Outer Sheath Min 2.54 2.36

O.D. of Cable 67.8 68 + 3 mm

D) Physical Test

a) On XLPE Insulation

I) Tensile Strength (N/mm2) 17.56 17.82 17.75 12.5(Min)

ii) Elongation at break % 450 400 425 200(Min)

b) On Outer Sheath (ST2)

I) Tensile Strength (N/mm2) 15.25 12.5(Min)

ii) Elongation at break % 225 150 (Min)

E) AGEING TEST

(Expressed as % variation after 168 hrs.)

a) On Insulation at 1350C

i) Tensile Strength (N/mm2) 17.36 17.25 17.88 12.5(min)

ii) % Variation 1.14 3.19 -0.73 .+/- 25% Max

iii) Elongation at break % 450 375 400 200 (min)

iv) % Variation 0 6.25 5.88 .+/- 25% Max

b) On Outer Sheath (ST2) at 1000C

i) Tenslie Strength (N/mm2) 16.27 12.5(min)

KRISHNA ELECTRICAL INDUSTRIES LTD.30- B, Industrial Area Banmore

Type Test Report

As Per IS: 7098(Pt-II)/1985 & GTP

NANA (as per IS: 8130/1984

Cl.6.2.1 & 6.2.2 note.)NA

DESCRIPTION OF TESTOBSERVATION

SPECIFIED VALUE

Circular stranded compacted

Satisfactory

138 to 150

24 to 30

13.08 x 10-6

to 13.80 x 10-6

2.50 to 2.55/64Nos

350 to 375

12 to 16

13.12 to 13.50 x 10-6


4/14


5/14

Head(QA&I)

Customer:-

P.O.NO. Dt. Of Testing:

Size:-3CX150 Sq.mm 6.35/11 KV (A2XFY)

DESCRIPTION OF TEST

N


i ) Shape of conductor

ii) No.& Dia of Strands 36/3.3

iii) Tensile Strength for Aluminium

(Before Stranding)

iv) Wrapping Test for Aluminium (Before

Stranding)

v) Conductor Resistance Test

at 200C ohm/km

D) Armour Wire

1) Size (mm)

2) Tensile Strength (N/mm)

3) Wrapping Test

4) Resistivity at 20C (Max)C) THICKNESS (mm)

Insulation Avg

Min

Conductor Screening Min

Insulation Screening Min

Copper Tape

Copper Wire

Inner Sheath Min

Outer Sheath Min

D) Physical Test


I) Tesile Strength (N/mm2)

ii) Elongation at break %


I) Tesile Strength (N/mm2)

ii) Elongation at break %

E) AGEING TEST

(Expressed as % variation after 168 hrs.)

a) On Insulation at 1350C

i) Tenslie Strength (N/mm2)

ii) % Variation

iii) Elongation at break %

iv) % Variation

b) On Outer Sheath (ST2) at 1000C

i) Tenslie Strength (N/mm2)

ii) % Variation

iii) Elongation at break %

iv) % Variation

F) LOSS OF MASS AT 1000C

On Outer Sheath (ST2)

G) HOT SET TEST ON XLPE

INSULATION

i) Elongation under load 96

ii) Permanent Elongation after cooling 1.5

H) SHRINKAGE TEST

i) On Insulaiton at 1300C 0.50

ii) On Outer Sheath at 1500C 1.00

I) WATER ABSORPTION

(GRAVIMETRIC)


Type Test Report

OBSERVATION SPECIFIED VALUE

36/3.3(Nom)

120 to 135 100 to 150 N/MM2

Satisfactory Shall not crack

Circular stranded compacted Circular stranded compacted

1.99 to 2.00 2.0(Nom)

160 to 175 150(Min)

0.0942 0.100(max.)

Hard Drawn Aluminium wire(47) Hard Drawn Aluminium wire (43)

3.78 3.60

3.52 3.14

Satisfactory No Cracks

0.0 0.028264 Ohm-mm2/mtr

0.045x40 0.045x40mm(Nom.)

NA NA

0.52 0.3

0.50 0.3

0.75 0.4mm

1.95 1.56

15.4 12.5(Min)

16.20 12.5(Min)

425 200(Min)

15.92 --

1.73 .+/- 25% Max

200 150 (Min)

15.3 12.5(min)

400 --

5.88 .+/- 25% Max

10.00 .+/- 25% Max

0.98 2 mg / Cm2Max

0.65 .+/- 25% Max

180 150 (min)

4% (Max)

4% (Max)

175 % (max)

15 % (Max)


6/14

On XLPE Insulation at 850C for 14 days 0.086

J) HOT DEFORMATION TEST

depth of indentation 17.40

K) HEAT SHOCK TEST

On Outer Sheath at 1500C for 1 hr.

OK no

cracks

M) THERMAL STABILITY TEST

On Outer Sheath at 2000C >110

N) VOLUME RESISTIVITY

on XLPE Insulation (ohm-cm)

at 270

C 3.8x 1016

at 900C 3.2 x 10

14

O) FLAMMABILITY TEST

a) As per IEC-332-Pt-3(Cat-B)

b) AS per IEEE-383

b) As per IEC-332-Pt-3(Cat-B)

P) Oxygen index test as per ASTMD-2863

on outer sheath

Q) Halogen Acid Gas Generation Test on

outer sheath as per IEC 754-1

R) Smoke Density Test on outer sheath

as per ASTMD -2843

I) Max Smoke Density Rating

ii) Min. Light Transmission

S) ELECTRICAL TESTa) Partial discharge test at 1.5 U0

b) Bending Test

c) Partial discharge test at 1.5 U0

d) Dielectric Power Factor Test

i) As a function of voltage at U0

ii) Increament between 0.5U0to 2 U0

iii) As a function of temperature

at amb temp.

at 900C

e) Heating Cycle Test followed by partial

discharge test, 2 hrs. heating 4hrs.

Cooling 3 such cyclef) Dielectric Power Factor Test

i) As a function of voltage at U0

ii) Increament between 0.5U0to 2 U0

g) Partial Discharge Test at 1.5 U0

Q) High Voltage Test at room temp.

at 17 Kv for 5 minutes

I) High Voltage Test at 3 U0for 4 hrs.

at 19.05 Kv

no cracks or scale

80 minutes (min)

1 mg / Cm2Max

50 % (max)

1.2 Mtr The affected portion of cable shall not exceed

Satisfactory Flame should not reach top of the cable

1.0 x 1014

(Min)1.0 x 10

12(Min)

47.12 60% (max)

52.88 40% (min)

34 29% (min)

16.7 20 % (max)

5 20 Pc (max)

0.00064 0.004(Max)

5 20 Pc (max)

passed To Pass

0.00080 0.008(Max)

Conductor temp. maintain

100 Deg CConductor temp. shall be 90 - 100 Deg C

0.00032 0.002(Max)

0.00042 0.004(Max)

6 20 Pc (max)

Withstood To Withstand

0.00070 0.004(Max)

0.00050 0.002(Max)


Head(QA & I)



7/14

23.03.07

PURCHASER:

SIZE: 3C X 300 SQMM 6.35/11 KV A2XFY FRLS CABLE

A) DIAMETERS (mm)

Over All Diameter

B) THICKNESS(mm) Avg Min Avg Min

Insulation R 3.84 3.70 3.82 3.70

Y 3.82 3.60 3.80 3.60

B 3.82 3.60 3.82 3.60

Inner Sheath --- 0.84 --- 0.82

Outer Sheath --- 2.82 ---- 2.84

Conductor Screening R

Y

B

Insulation Screening R

Y

B

Copper Tape R

Y

B

C) ARMOUR STRIP DIMN. DETAILS

(MM)

D) TEST ON CONDUCTOR

No. of Strands

Annealing % ---- ----

Tensile Strength N/mm2

Wrapping Test

E) ELECTRICAL TESTS

i) H.V.Test at 17 KV for

5 minutes each connection

ii) HV Test 3Uo for 4 hrs.

(iii) Conductor Resistance

Ohms/Km at 200C RY

B

v) Volume Resistivity (ohm-cm)

at 270C

at 900C

F) PHYSICAL TEST

i) Hot Set Test

a) Elongation under load

b) Permanent Elongation After

cooling

G) MECHANICAL TEST

a) Tensile Strength (N/mm

2

)Insulation R

Y

B

Outer Sheath

b) Elongation %

Insulation R

Y

B

Outer Sheath

H)Special Tests on FRLS

Outer Sheathi) O2Index (%) Min

ii) Temp. Index (C) MinIII) Halogen Acid Gas Generation

Test on outer sheath as per IEC754-1

IV) Smoke Density Test on outer

sheath as per ASTMD -2843

a) Max Smoke Density Rating

b) Minimum Light transmission

V)Flammability Test

a) Swedish chemney Test as

per SS 424-14-75 class F3

b)Bunched Vertical cables in

enclosures under Fire Condition As

per IEC-332-Pt-3 (Cat-B)

c) Grouped Vertical cables under

Fire Condition AS per IEEE-383

Embossing -MPCAB/KRISHNA 6.35/11KV ELECTRIC-07 3CX300 SQ.MM FRLS MSETCL

350(Graph Enclosed)

KRISHNA ELECTRICAL INDUSTRIES LTD.30-B,Industrial Area,Banmore

ACCEPTANCE TEST CERTIFICATE

(as per IS: 7098-II-1985)

DESCRIPTION OF TESTSOBSERVED VALUES

0..50 0.60

Dr.No.A- Dr.No.A

76.2 75.9

0.50 0.40

0.60 0.50

0.50 0.60

0.40 0.50

0.50 0.50

0.60 0.50

0.50 0.50

0.50 0.50

NA

36 in each core 36 in each core

4.0 to 4.06X0.78 to 0.82

Withstood Withstood

NA NA

NA

0.0970 0.0970

Withstood Withstood

0.0971 0.0974

0.0972 0.0971

3.6 x 1014

min 3.2 x 1014

min

2.2 x 1016

min 1.8 x 1016

min

R Y B R Y B

96 90 92 90 98 95

2.0 1.5 1.5 1.0 1.5 1.5

17.84 17.68

17.36 18.02

16.32 16.83

17.96 17.45

400

400 425

16.95

34.5

275 250

The affected portion of cable 0.92 Mtr.above the bottom edge of the burner

50.82

49.18 (Graph Enclosed)

425

400 450

PO.NO. :-

Unaffected length 395MM from top of sample

Unaffected length 1.65 Mtr from top of sample


8/14

Er.G.K Gokula

Ex. Engr.(IW) CPA

MSETCL, MUMBAI



A) DIAMETERS (mm)

Over All Diameter (approx.)

B) THICKNESS(mm) Avg Min Avg Min Avg

Insulation R 3.75 3.60 3.70 3.60 3.73Y 3.65 3.50 3.74 3.60 3.73

B 3.70 3.60 3.80 3.58 3.75

Inner Sheath --- 0.72 --- 0.80 ---

Outer Sheath --- 2.34 --- 2.36 ---

Conductor Screening(mm) R

Y

B

Insulation Screening (mm) R

Y

B

Copper Tape (mm) R

Y

B

C) ARMOUR DETAILS

D) TEST ON CONDUCTOR

Shape of Conductor

No. of Strands

Tensile Strength N/mm2

Wrapping Test

E) ELECTRICAL TESTS

i) H.V.Test at 17 KV for

5 minutes each connection

ii) HV Test 3Uo for 4 hrs.

at 19.05 KV

(iii) Conductor Resistance

Ohms/Km at 200C R

Y

B

iv) Partial Discharge R 3 3

Y 3 2

B 3 3v) Volume Resistivity (ohm-cm)

at 270C

at 900C

F) PHYSICAL TEST

i) Hot Set Test

a) Elongation under load

b) Permanent Elongation After

cooling

G) MECHANICAL TEST

a) Tensile Strength (N/mm2)

Insulation R

Y

B

Outer Sheath

b) Elongation %Insulation R

Y

B

Outer Sheath

KRISHNA ELECTRICAL INDUSTRIES LTD.30-B,Industrial Area,Banmore

ACCEPTANCE TEST CERTIFICATE

(as per IS: 7098-II-1985)

67.50 67.80

DESCRIPTION OF TESTSOBSERVED VALUES

Dr.No. A-2343 Dr.No. 2344 Dr

0.45 0.42

0.46 0.50

0.45 0.50

0.45 0.45

0.50 0.45

0.50 0.48

0.050 0.052

0.050 0.053

4.0 x 0.82 4.01 x 0.80 4.0

0.050 0.052

Circular stranded compacted19 in each core 19 in each core 19 in

NA NA

NA NA

Withstood Withstood W

Withstood Withstood W

0.182 0.185

0.180 0.182

4.2

0.184 0.180

80

1.8 x 1014

min 1.5 x 1014

min 2.4

3.6 x 1016

min 3.6 x 1016

min

1.5 1.0 1.0 1.5 1.5 2.0 1.5

R Y B R Y B R

85 80 83 76 80 85

18.26 18.85

18.02 18.32

17.28 18.26

400 390

17.86 16.95

400 400

380 400

250 260



9/14

P.O.NO.61230265 Dated-21.09.06

Size:-1CX300 Sq.mm 6.35/11 KV (A2XFaY) Dt. of Inspection:-22 & 2

CHP.NO.1503871

Dr.No.A-2255 Dr.No.A-2259 Dr.No. A-2264

Overall Diameter of Cable (mm) 39.95 40.30 40.10



ii)Dia over conductor (mm) 20.60 20.65 20.60

iii) No. of wires

iv) Conductor Resistance Test

at 200C ohm/km

0.0872 0.0872 0.087

B) THICKNESS (mm)

Inner Semicon

Min1.0 0.9 1.0

Insulation

Avg3.65 3.65 3.75

Min 3.50 3.50 3.60

Max 3.80 3.80 3.90

Outer Semicon

Min 0.9 0.85 0.9Eccentricity 7.89 7.89 8.33

Ovality 0.09 0.40 0.31

Copper Tape

Inner Sheath 0.8 0.76 0.75

Armour Strip(Hard drawn Al.)

(mm)

Outer Sheath(Type-ST2) FRLS 2.10 2.10 2.07

Diameter over Inner Sheath

(mm)33.50 33.70 33.70

Diameter over armour (mm) 35.10 35.30 35.30

C) Physical Test


I) Tesile Strength (N/mm2) 19.71 21.30 21.73

ii) Elongation at break % 550 600 600




D) HOT SET TEST ON XLPE

INSULATION

i) Elongation under load 67.5 65 70

ii) Permanent Elongation after

cooling8.0 6.5 6.5

E) VOLUME RESISTIVITYon XLPE Insulation (ohm-cm)

at 270C 1.3 x 10

151.0 x 10

151.1 x 10

15

at 900C 3.5x 10

143.5x 10

142.5 x 10

14

F) High Voltage Test at room

temp.


G) High Voltage Test at 3 U0for 4

hrs.at 19 KV

H) Partial Discharge at 9.5 KV 2 2 2

a) FLAMMABILITY TEST

b) As per IEC-332-Pt-3(Cat-B)

c) AS per IEEE-383

Swesish chimmney Test as per

SS424 1475410 mm

d) Oxygen index test as per

ASTMD-2863 on outer sheath

e) Temprature index test as per

ASTMD-2863 on outer sheath

f) Halogen Acid Gas Generation

Test on outer sheath as per IEC

754-1

1.0 x 1014

(Min

1.0 x 1012

(Min)

The affected portion of ca

exceed 2.5 mtr above t

edge of the burn

Flame should not reach

cable

29% (min)

20 % (max)

To Withstand

175 % (max)

15 % (Max)

To Withstand

150 (Min)

Page 2 of 2

12.5(Min)

200(Min)

12.5(Min)

60x0.06mm(No

0.4 (Min)

4X0.80(Nom)

1.72 (Min)

34.0(Approx.)

35.50(Approx.

0.100 (Max)

0.8 (Min)

3.6 (Nom)

3.14 (Min)

--

0.8(Min)10%(Max)

2%(Max)

Withstood

Withstood

39.50( Appr.)

Circular stranded co

--

30

1.25 Mtrs unaffected portion from top

32.7

17.57

36


4.1 to 4.20X0.80 to 0.82/23 Nos.

60X0.06 With Coverage 22%

250 C (Min)275 (Graph Enclosed)

20 PC Max

No damage min.300 mm

sample

I)Special Tests On FRLS Outer Sheath

Unaffected length 1.8 Mtr from top of sample

DESCRIPTION OF TESTOBSERVATION

SPECIFIED VAL


10/14

g) Smoke Density Test on outer

sheath as per ASTMD -2843

h) Max Smoke Density Rating

i)Min Light Transmission

Witnessed by

(Rahul Srivastava) (Vinod Gupta)

NTPC, Noida Manager(QA & I)


P.O.NO.61230265 Dated-21.09.06

Size:-3CX150 Sq.mm 6.35/11 KV (A2XFY) Dt. of Inspection:-22 & 2

CHP.NO.1503871

Dr.No.A-2243 Dr.No.A-2244 Dr.No. A-2245

R Y B R Y B R Y B

Overall Diameter of Cable (mm) 67.50 67.80 67.25



ii)Dia over conductor (mm)

iii) No. of wires

iv) Conductor Resistance Test

at 200C ohm/km

0.175 0.175 0.177 0.174 0.175 0.178 0.178 0.178 0.178

B) THICKNESS (mm)

Inner Semicon

Min

0.9 0.95 0.90 1.0 0.85 0.90 1.0 0.85 0.85

Insulation

Avg3.75 3.65 3.70 3.70 3.65 3.65 3.70 3.65 3.65

Min 3.60 3.50 3.60 3.60 3.50 3.50 3.60 3.60 3.50

Max 3.9 3.8 3.8 3.8 3.8 3.8 3.8 3.7 3.8

Outer Semicon

Min0.9 0.9 0.95 0.9 0.9 0.9 0.9 0.9 0.9

Eccentricity 7.69 7.89 5.26 5.26 7.89 7.89 5.26 2.7 7.89

Ovality 0.19 0.34 0.5 0.38 0.50 0.62 0.38 0.19 0.19

Copper Tape

Inner Sheath 0.98 0.93 0.85

Armour Strip (GI Strip )

(mm)

Outer Sheath(Type-ST2) FRLS 2.41 2.58 2.51

Diameter over Inner Sheath(mm)

57.05 57.50 57.25

Diameter over armour (mm) 60.50 60.58 60.82

C) Physical Test


I) Tesile Strength (N/mm2) 19.07 17.82 22.90 22.35 18.27 20.73 18.31 19.02 18.94

ii) Elongation at break % 550 600 525 550 500 525 525 475 500




D) HOT SET TEST ON XLPE

INSULATION

i) Elongation under load 37 30 37.5 60 50 60 70 59 60

ii) Permanent Elongation aftercooling

6 3 4 7.5 7.6 6.0 7.6 10.0 6.0

E) VOLUME RESISTIVITY

on XLPE Insulation (ohm-cm)

at 270C 7.9x 10

1415X10

147.9X10

149.5x 10

1415X10

147.9X10

1419x 10

1411X10

1411X10

14

at 900C 17x 10

1317X10

1320X10

1317x 10

1422X10

1417X10

1419x 10

1422X10

1422X10

14

F) High Voltage Test at room

temp.


G) High Voltage Test at 3 U0for 4

hrs.at 19 KV

H) Partial Discharge at 9.5 KV 2 2 2 2 2 2 2 2 2

Witnessed by

(Rahul Srivastava) (Vinod Gupta)

NTPC, Noida Manager(QA & I)


20 PC Max

Embosing:-MPCAB/KRISHNA 6.35/11KV ELECTRIC 3CX150 MM2FRLS-07


1.0 x 1014

(Min)

1.0 x 1012

(Min)


150 (Min)

Page 2 of 2

175 % (max)

15 % (Max)

12.5(Min)

12.5(Min)

200(Min)

60% (max)

40% (min)

0.60 (Min)

6.12 to 6.15X1.44 to 1.48/27 Nos. 6.1X 1.4 (Nom

2.36 (Min)

56.7 (Approx.)

61.50 (Approx.

10%(Max)

2%(Max)

40X0.05X2 Nos. With Coverage 22% to 23% 0.45mmX2 No

0.8 (Min)

3.6 (Nom)

3.14 (Min)

--

0.8(Min)

--

19 15 min

0.206 (Max)

67.0 ( Appr.)

Circular stranded compacted Circular stranded co

SPECIFIED VALDESCRIPTION OF TESTOBSERVATION

(Graph Enclosed)

48.56

51.44

Embosing:-MPCAB/KRISHNA 6.35/11KV ELECTRIC 1CX300 MM2FRLS-07


14.50


Acceptance Test Report

(as per IS: 7098-II-1985) & GTP


11/14

Date of Inspection-

Avg Min

3.60 3.14

3.60 3.14

3.60 3.14

----- 0.70

---- 2.68

SPECIFIED VALUES

-----

----

----

----

----

----

----

----

----

----

4.0X0.8+/-10%

30 min

To Withstand

---

NA as per IS 8130-1984

Cl.6.2.1 & 6.2.2 note

0.100 Max

To Withstand

0.100 Max

0.100 Max

1 x 1012

min

1 x 1014

min

175 % max

15 % max

12 .5 min

12 .5 min

12 .5 min

12 .5 min

200 min

200 min

20%(max)

29

250

The affected portion of cable

shall not exceed 2.5 mtr above

the bottom edge of the burner.

No visible damage of

300mm from top of

sample

40 % Min.

200 min

60% (max)

150 min

Flame should not reach top of

the cable


12/14

Dt. of Inspection:-22 & 23.0.3.07

CHP.NO.1503871

Min Avg Min

3.58 3.60 3.14

3.60 3.60 3.143.63 3.60 3.14

0.76 --- 0.60

2.38 --- 2.20

(Vinod Gupta)

Manager(QA & I)

(PV Saxena/Vinod Gupta)

Chief Manager/Manager(QA & I)

.25 67 Appr.

SPECIFIED VALUES.2345

5 ---

3 ---

3 ---

5 ---

0 ---

5 ---

52 ---

55 ---

0.82 4.0 x 0.8 mm + 10 %

54 ---


ch core 15 nos (min)A NA as per IS 8130-1984

Cl.6.2.1 & 6.2.2 noteA

tood To Withstand

tood To Withstand

80 0.206 Max

87 0.206 Max

016min 1 x 1014min

82 0.206 Max

82

014

min 1 x 1012

min

20 PC Max

20 PC Max

20 PC Max

175 % max

0 2.0 15 % max

B

.68

.45 12 .5 min

12 .5 min

.26 12 .5 min

5 200 min

.25 12 .5 min

0 200 min0 200 min

r Krishna Electrical Industries Ltd

0 150 min


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top of the

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or top of the

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14/14

3.0.3.07

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UE

NTPC-TANDA.xls

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Transcript of NTPC-TANDA.xls