KHS · Q=24 m3/h, Palt=5 bar, Pe=0 According to DIN1988, Part 5 (with stand-by pump) 1.KHS 5-4/9 G1...

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DIN EN ISO 9001 Pressure Boosting Units/Fire-fighting Systems KHS Fields of Application Residential buildings Hospitals Shopping centers and office buildings Hotels Industry and other applications Fluid Handled Drinking water, utility water, fire-fighting water, cooling water, where there is no chemical and mechanical corrosive action on the system materials. Operating Data Capacity Q up to 420 m3/h with max. 6 pumps. Discharge head H up to 160 m Temperature of fluid handled up to 70 o C Ambient temperature up to 40 o C System discharge pressure Pd up to 16 bar Inlet pressure Pe up to 10 bar Supply voltage 3/PE, AC 400 V, 50 Hz Drive Electric motor 50 Hz, 2 pole, special KSB model, for three-phase main. Standard IEC motors can be used after consultation with KSB KHS Version G1 C1 C2 Suction/Discharge Header Steel AISI 304 Stainless steel AISI 316 Stainless steel Movitec V, VS 2-4-10-18 used booster units Brass ball valve and brass checkvalve 1.4408 Stainless steel ball valve and stainless steel checkvalve 1.4408 Stainless steel ball valve and stainless steel checkvalve Movitec V, VS 32,45,65 used booster units Ductile iron butterfly valve Stainless steel checkvalve 1.4408 Stainless steel disc butterfly valve and stainless steel check valve 1.4408 Stainless steel disc butterfly valve and stainless steel check valve Valves Design Fully automatic pressure boosting unit with 1 to 6 vertical high pressure pumps and PLC control unit to ensure the required supply pressure. Designation Type series Control unit version Number of pumps Pump type Pump material code Material code : G1, C1, C2 Pumps used on KHS pressure booster units are Movitec which has high efficiencies and low energy consumption. KHS System Equipment (Standard scope of supply) - 2 to 6 units vertical Movitec pumps - For each pump 1 unit checkvalve and 2 units on/off valve - Suction and discharge headers - One pressure transmitter for each pump - Steel baseplate-epoxy coated - Float switch with 10 m cable - Control cabinet –IP54 Movitec Pumps Casing/Impellers 1.4301/1.4301 Stainless steel 1.4301/1.4301 Stainless steel 1.4301/1.4301 Stainless steel KHS B1 - 3-18/4 - G1 Type series booklet BT 1215-01-10

Transcript of KHS · Q=24 m3/h, Palt=5 bar, Pe=0 According to DIN1988, Part 5 (with stand-by pump) 1.KHS 5-4/9 G1...

Page 1: KHS · Q=24 m3/h, Palt=5 bar, Pe=0 According to DIN1988, Part 5 (with stand-by pump) 1.KHS 5-4/9 G1 Selection without stand-by pump 2. KHS 4-4/9 G1 If suction pressure change, selection

DIN EN ISO 9001

Pressure Boosting Units/Fire-fighting Systems

KHS

Fields of ApplicationResidential buildings Hospitals Shopping centers and office buildings Hotels Industry and other applications

Fluid HandledDrinking water, utility water, fire-fighting water, cooling water, where there is no chemical and mechanical corrosive action on the system materials.

Operating Data Capacity Q up to 420 m3/h with max. 6 pumps.Discharge head H up to 160 m

Temperature of fluid handled up to 70oC

Ambient temperature up to 40oC

System discharge pressure Pd up to 16 barInlet pressure Pe up to 10 barSupply voltage 3/PE, AC 400 V, 50 Hz

DriveElectric motor 50 Hz, 2 pole, special KSB model, for three-phase main. Standard IEC motors can be used after consultation with KSB

KHS

Version

G1

C1

C2

Suction/Discharge

Header

Steel

AISI 304Stainless steel

AISI 316Stainless steel

Movitec V, VS 2-4-10-18 used booster units

Brass ball valve and brass checkvalve

1.4408 Stainless steel ball valve and stainless steel checkvalve

1.4408 Stainless steel ball valve and stainless steel checkvalve

Movitec V, VS 32,45,65 used booster units Ductile iron butterfly valve

Stainless steel checkvalve

1.4408 Stainless steel disc butterfly valve and stainless steel check valve

1.4408 Stainless steel disc butterfly valve and stainless steel check valve

Valves

DesignFully automatic pressure boosting unit with 1 to 6 vertical high pressure pumps and PLC control unit to ensure the required supply pressure.

Designation

Type seriesControl unit versionNumber of pumpsPump typePump material codeMaterial code : G1, C1, C2

Pumps used on KHS pressure booster units are Movitec which has high efficiencies and low energy consumption.

KHS System Equipment (Standard scope of supply)- 2 to 6 units vertical Movitec pumps- For each pump 1 unit checkvalve and 2 units on/off valve- Suction and discharge headers- One pressure transmitter for each pump- Steel baseplate-epoxy coated- Float switch with 10 m cable- Control cabinet –IP54

Movitec Pumps

Casing/Impellers

1.4301/1.4301 Stainless steel

1.4301/1.4301 Stainless steel

1.4301/1.4301 Stainless steel

KHS B1 - 3-18/4 - G1

Type series bookletBT 1215-01-10

Page 2: KHS · Q=24 m3/h, Palt=5 bar, Pe=0 According to DIN1988, Part 5 (with stand-by pump) 1.KHS 5-4/9 G1 Selection without stand-by pump 2. KHS 4-4/9 G1 If suction pressure change, selection

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KHS

Pump is working

Pump failed

AUTOMATICOPERATION

HIGHPRESSURE

LOWPRESSURE ALARM NO

WATERPOWER IS ON

P2 P3 P4 P5 P6P1

LEDs on the control cabinet

FunctionTwo to six pumps are controlled and monitored by a PLC . The first pump started up when pressure falls below the pre-set start-up pressure. Additional pumps will be started up automatically in line with actual demand.As demand decreases, the pumps will be switched off one after the other according to the set after run-time. The pump started up first will be switched off first. During restart, the pumps are automatically changed. An equal distribution of pump operating hours is ensured. The operating status is indicated via LEDs. If a pump is not ready for operation , the relevant LED indicating the status flashes.

Up to 11 kw, all pumps started with D.O.L , 15 kw and above is Star-Delta start.

Manuel operation:

A manuel-0- automatic switch is available for each pump installed. In manual mode the pumps are connected direclty to the mains, independently of the control unit, but phase and dry running protection still functions.

LEDs of the Control Cabinet

- LED indication of pump working for each pump- LED indication of pump failed for each pump- LED indication of automatic operation- LED for alarm - LED indication of lack of water- LED indication of power is on- LED indication of low pressure- LED indication of high pressure

Commissioning:Commissioning in Turkey by specialist KSB staff is done free of charge.

Pumps used on KHS pressure boosting units are Movitec pumps which have high efficiencies and low energy consumption.

Page 3: KHS · Q=24 m3/h, Palt=5 bar, Pe=0 According to DIN1988, Part 5 (with stand-by pump) 1.KHS 5-4/9 G1 Selection without stand-by pump 2. KHS 4-4/9 G1 If suction pressure change, selection

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KHS

x : Standard scope of supplyn : Not applicableO: Optional

STANDARD FEATURES

ControlCabinetVersionB1/B2

LED indication of all operating modesLED indication of pump working for each pumpLED indication of pump failed for each pumpLED indication of automatic operation LED for alarmLED indication of lack of waterLED indication of power is onLED indication of low pressureLED indication of high pressure

OPTIONAL FEATURES

Automatic functional check run - dailyAutomatic functional check run timer

Dry running protection with flow sensorsDry running protection with level electrodesProtection for over voltage

Operating hours counter per pump-mechanicalOperating hours counter per pump-digitalAmpermetre for each pump

Voltmetre for system voltageProfibus/LON Bus interface

OPTIONAL FEATURES

Below datas can been monitored from control room-OptionalPump is in operation

Pump failed

Pressure transmitter failed

No water

Pressure boosting unit can be controlled from control room -OptionalAutomatic ON-OFF

Second set value

Emergency stop

Distance control cancelled

X

XXXXXX

XXXXXXXXXX

nn

PLC and KSB-Boost 100 SoftwarePump change over after each start-stopAutomatic change over of the pumps in case of failure of one pumpPLC control for each PBUMotor protection switch for each motorA manuel-0- automatic switch is available for each pump installedIncase of any electric failure or lack of water , pressure boosting unit protect itself and operator will have to re-start Overload protectionAutomatic change over of the pumps and equal distribution of lifetimeFloat switch-for dry running protectionPhase Supply Control Relay : which monitors rotational direction of phase, detecs phase asymmetry and complete failure of one or more of the phases

Safety and isolation transformerShort circuit and overload protection for the supply of 24 V DC Switch Disconnectors ; handles and front plates for main and emergency stop switch disconnectorsCavitation protectionFloat switch with 10 m cable

Page 4: KHS · Q=24 m3/h, Palt=5 bar, Pe=0 According to DIN1988, Part 5 (with stand-by pump) 1.KHS 5-4/9 G1 Selection without stand-by pump 2. KHS 4-4/9 G1 If suction pressure change, selection

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KHS

System Features of KHS with Movitec 2,4 and 10

Reliable, service friendly shaft seal-Standardized mechanical seal to EN 12756-High-alloy steel shaft

Low noise,Since the flow noise is damped by water filled shroud

Movitec Features

Corrosion resistantAll wetted components,Hydrulic components and pump shroud are made of high-alloy stainless steel

High performanceDesigned especially for continuous operation

Switch Disconnectors ; handles and front plates for main and emergency stop switchdisconnectors

Manuel-0-Automatic switch for each pump

Equal distribution of pump operating hoursby automatic pump change-over

Phase Supply Control Relay : which monitors rotational direction of phase, detecs phase asymmetry and complete failure of one ormore of the phases

With safety and isolationtransformer operator’s safety is guranteed.

Page 5: KHS · Q=24 m3/h, Palt=5 bar, Pe=0 According to DIN1988, Part 5 (with stand-by pump) 1.KHS 5-4/9 G1 Selection without stand-by pump 2. KHS 4-4/9 G1 If suction pressure change, selection

KHS

System Features of KHS with Movitec 18, 32, 45 and 65

Movitec Features

Reliable, service friendly shaft seal-Standardized mechanical seal to EN 12756-High-alloy steel shaft

Low noise,Since the flow noise is damped by water filled shroud

Corrosion resistantAll wetted components,Hydrulic components and pump shroud are made of high-alloy stainless steel

High performanceDesigned especially for continuous operation

Switch Disconnectors ; handles and frontplates for main and emergency stop switchdisconnectors

Manuel-0-Automatic switch for each pump up to 11 kW and 0-Automatic switch above 11 kW

Equal distribution of pump operating hoursby automatic pump change-over

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Phase Supply Control Relay : which monitors rotational direction of phase, detecs phase asymmetry and complete failure of one ormore of the phases

With safety and isolationtransformer operator’s safety is guranteed.

Page 6: KHS · Q=24 m3/h, Palt=5 bar, Pe=0 According to DIN1988, Part 5 (with stand-by pump) 1.KHS 5-4/9 G1 Selection without stand-by pump 2. KHS 4-4/9 G1 If suction pressure change, selection

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Set de¤eri

Modes of Operation

Cascade: KHS Variable : KHF Other combinations and control modes

One to three pumps are started up and switched off by the control unit in line with actual demand.

A base load pump is continuously controlled, with the peak load pumps being started up and switched off in line with demand

Available upon request. (Example: 1 or 2 jokey pumps as low as load

pumps)

Standard Pressure Boosting UnitsWith Movitec 2/4/10

Standard Pressure Boosting UnitsWith 18/32/45/65

1- Pump2- Ball valve3- Combined non-return/shut-off valve4- Pressure gauge5- Pressure switch6- Membrane tank-optional7- Control cabinet8- Checkvalve

Modes of Connection

Direct Indirect

Unpressurised inlet tank at the same or at a higher level

Unpressurised inlet tank at a lower level

Inlet pressure monitoring (for extra accessories please call KSB offices)

if Pe>0,5 bar (min. 1 bar ; DIN 1988)- Pressure switch- Presure transmitterif Pe<0,5 bar - flow sensor

- Float switch- Set of electrode and relay- Dry-running protection set for inlet tank- Flow transmitter

- Flow monitoring- Float switch- Set of electrode and relay- Dry-running protection set for inlet tank- Flow transmitter

*) Non-self priming pumps; suitable for suction –lift operation (for selection, please consult KSB).

KHS

Indirect

Page 7: KHS · Q=24 m3/h, Palt=5 bar, Pe=0 According to DIN1988, Part 5 (with stand-by pump) 1.KHS 5-4/9 G1 Selection without stand-by pump 2. KHS 4-4/9 G1 If suction pressure change, selection

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2 3 4 5 6 7 8 94 6 8 10 12 14 16 186 9 12 15 18 21 24 278 12 16 20 24 28 32 3610 15 20 25 30 35 40 4512 18 24 30 36 42 48 54

Work sheet: Switching Pressure Calculation to DIN 1988

Basic Data

Q=24 m3/h, Palt=5 bar, Pe=0According to DIN1988, Part 5 (with stand-by pump)

1.KHS 5-4/9 G1

Selection without stand-by pump

2. KHS 4-4/9 G1

If suction pressure change, selection may change

Basic Data

H =(Ps-Pe) x10 mPalt =Pe+ (H :10) bar

p max =Püst - Palt barQt =Pressure Boosting Unit (PBU) capacity at Ps pressure m3/hH =PBU discharge head at Qt mPalt =PBU start-up pressure at Qt

(Pe is included)

Pe =Inlet pressure of PBUH0 =Pressure Boosting Unit (PBU) head at Q=0P0max =PBU discharge pressure at Q=0 (=H0+Pe)

Characteristic curves andtolerances to ISO 9906

Withoutstand-by

pump

/23456

23456/

0 1

Hm PBU head at Qt

Palt

Pe

Qt

PePe max

Püst

2.5 barAccording to DIN 1988

KHS

According to DIN1998 with

stand-by pump

Pumps per system

Example:

Page 8: KHS · Q=24 m3/h, Palt=5 bar, Pe=0 According to DIN1988, Part 5 (with stand-by pump) 1.KHS 5-4/9 G1 Selection without stand-by pump 2. KHS 4-4/9 G1 If suction pressure change, selection

Movitec Performance Chart

65453218100402

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KHS

Page 9: KHS · Q=24 m3/h, Palt=5 bar, Pe=0 According to DIN1988, Part 5 (with stand-by pump) 1.KHS 5-4/9 G1 Selection without stand-by pump 2. KHS 4-4/9 G1 If suction pressure change, selection

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Movitec 2 Performance Curves

Pe=0P0max=16 bar

Head m

Qmin*)

15 1.5 kW

13 1.5 kW

11 1.1 kW

10 1.1 kW

9 1.1 kW

8 1.1 kW

7 0.75 kW

6 0.75 kW

5 0.55 kW

4 0.55 kW

3 0.37 kW

2 0.37 kW

1 0.37 kW

0

50

100

m

150

200

250

0 5 10IM.gpm 15

0 5 10 15 20

800

600

400

200

ft

43210

0.0 0.2 0.4 0.6 0.8 1.0 1.2

/23456

23456/

1 2 3 42 4 6 83 6 9 124 8 12 165 10 15 206 12 18 24

KHS

Characteristic curves andtolerances to ISO 9906

Withoutstand-by

pump

According to DIN1998 with

stand-by pump

Pumps per system

Page 10: KHS · Q=24 m3/h, Palt=5 bar, Pe=0 According to DIN1988, Part 5 (with stand-by pump) 1.KHS 5-4/9 G1 Selection without stand-by pump 2. KHS 4-4/9 G1 If suction pressure change, selection

Movitec 4 Performance Curves

Pe=0P0max=16 bar

Head m

Qmin*)

16 3 kW

15 2.2 kW

13 2.2 kW

11 2.2 kW

10 1.5 kW

9 1.5 kW

8 1.5 kW

7 1.1 kW

6 1.1 kW

5 0.75 kW

4 0.75 kW

3 0.55 kW

2 0.37 kW

1 0.37 kW

0

50

100

m

150

200

250

0 10 IM.gpm 30

0 10 20 30 40

800

600

400

200

ft

86420

0.0 0.5 1.0 1.5 2.0 2.5

US.gpm

270

/23456

23456/

2 4 6 84 8 12 166 12 18 248 16 24 32

10 20 30 4012 24 36 48

Characteristic curves andtolerances to ISO 9906

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Withoutstand-by

pump

According to DIN1998 with

stand-by pump

Pumps per system

10

KHS

Page 11: KHS · Q=24 m3/h, Palt=5 bar, Pe=0 According to DIN1988, Part 5 (with stand-by pump) 1.KHS 5-4/9 G1 Selection without stand-by pump 2. KHS 4-4/9 G1 If suction pressure change, selection

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Movitec 10 Performance Curves

Pe=0P0max=16 bar

Head m

Qmin*)

12 5.5 kW

10 4 kW

9 4 kW

8 3 kW

7 3 kW

6 2.2 kW

5 2.2 kW

4 1.5 kW

3 1.1 kW

2 0.75 kW

1 0.75 kW

0

50

100

m

150

200

250

0 10 20 IM.gpm 30

0 10 20 30 40

800

600

400

200

ft

86420

0 1 2 3

US.gpm 50

010 12

/23456

23456/

2 4 6 8 10 124 8 12 16 20 246 12 18 24 30 368 16 24 32 40 48

10 20 30 40 50 6012 24 36 48 60 72

40

Characteristic curves andtolerances to ISO 9906

Withoutstand-by

pump

According to DIN1998 with

stand-by pump

Pumps per system

KHS

Page 12: KHS · Q=24 m3/h, Palt=5 bar, Pe=0 According to DIN1988, Part 5 (with stand-by pump) 1.KHS 5-4/9 G1 Selection without stand-by pump 2. KHS 4-4/9 G1 If suction pressure change, selection

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KHS

Movitec 18 Performance Curves

Pe=0P0max=16 bar

Head m

Qmin*)

10 11 kW

8 7.5 kW

7 7.5 kW

6 5.5 kW

5 5.5 kW

4 4 kW

3 3 kW

2 2.2 kW

1 1.1 kW

0

50

100

m

150

200

2500 20 40IM.gpm 60

0 20 40 60 80

800

600

400

200

ft

151050

0 2 4 6

US.gpm 100

020 25

80

/23456

23456/

5 10 15 20 2510 20 30 40 5015 30 45 60 7520 40 60 80 10025 50 75 100 12530 60 90 120 150

Characteristic curves andtolerances to ISO 9906 .

Withoutstand-by

pump

According to DIN1998 with

stand-by pump

Pumps per system

Page 13: KHS · Q=24 m3/h, Palt=5 bar, Pe=0 According to DIN1988, Part 5 (with stand-by pump) 1.KHS 5-4/9 G1 Selection without stand-by pump 2. KHS 4-4/9 G1 If suction pressure change, selection

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Movitec 32 Performance Curves

Pe=0P0max=16 bar

Head m

Qmin*)

8 15 kW

7 15 kW

6 11 kW

5 11 kW

4 7.5 kW

3 5.5 kW

2 4 kW

1 2.2 kW

0

50

100

m

150

200

250

0 50 150IM.gpm 100

0 50 100

800

600

400

200

ft

151050

0 2 4 6

US.gpm 150

020 25 30 35 40

8 10

/23456

23456/

5 10 15 20 25 30 35 4010 20 30 40 50 60 70 8015 30 45 60 75 90 105 12020 40 60 80 100 120 140 16025 50 75 100 125 150 175 20030 60 90 120 150 180 210 240

Characteristic curves andtolerances to ISO 9906 .

KHS

Withoutstand-by

pump

According to DIN1998 with

stand-by pump

Pumps per system

Page 14: KHS · Q=24 m3/h, Palt=5 bar, Pe=0 According to DIN1988, Part 5 (with stand-by pump) 1.KHS 5-4/9 G1 Selection without stand-by pump 2. KHS 4-4/9 G1 If suction pressure change, selection

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Qmin*)

6 22 kW

6-1 18.5 kW

5 18.5 kW

5-1 15 kW

0

50

100

m

150

200

250

0 50 100IM.gpm 150

0 50 100

800

600

400

200

ft

60100

0 5 10

US.gpm 150

020 5030 40

15

4 15 kW

4-1 11 kW

3 11 kW

3-1 11 kW

2 7.5 kW

2-1 5.5 kW

1 4 kW

1-1 2.2 kW

270200

200 250

/23456

23456/

10 20 30 40 50 6020 40 60 80 100 12030 60 90 120 150 18040 80 120 160 200 24050 100 150 200 250 30060 120 180 240 300 360

Pe=0P0max=16 bar

KHS

Movitec 45 Performance Curves

Head m

Characteristic curves andtolerances to ISO 9906 .

Withoutstand-by

pump

According to DIN1998 with

stand-by pump

Pumps per system

Page 15: KHS · Q=24 m3/h, Palt=5 bar, Pe=0 According to DIN1988, Part 5 (with stand-by pump) 1.KHS 5-4/9 G1 Selection without stand-by pump 2. KHS 4-4/9 G1 If suction pressure change, selection

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Pe=0P0max=16 bar

Qmin*)

8 22 kW

7 18.5 kW

6 15 kW

5 15 kW

4 11 kW

0

20

40

m

60

80

100

0 100IM.gpm 200

0 100

500

400

300

200

ft

60100

0 5 10

US.gpm 300

020 5030 40

15

3 7.5 kW

2 5.5 kW

1 3 kW

120

300

200

140

160

170

100

70 80

20

/23456

23456/

10 20 30 40 50 60 70 8020 40 60 80 100 120 140 16030 60 90 120 150 180 210 24040 80 120 160 200 240 280 32050 100 150 200 250 300 350 40060 120 180 240 300 360 420 480

Movitec 65 Performance Curves

Head m

Characteristic curves andtolerances to ISO 9906 .

Withoutstand-by

pump

According to DIN1998 with

stand-by pump

Pumps per system

KHS

Page 16: KHS · Q=24 m3/h, Palt=5 bar, Pe=0 According to DIN1988, Part 5 (with stand-by pump) 1.KHS 5-4/9 G1 Selection without stand-by pump 2. KHS 4-4/9 G1 If suction pressure change, selection

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KHS Dimensions with Movitec 2, 4, 10, 18

D

HP

L1

Dimensions (mm)

MOVITEC2 4 10 18 2 4 10 18 2 4 10 18 2 4 10 18 2 4 10 18

BB1B2HLL1b1b2

d (R)d (DN)

DWHP

2 3 4 5 6585 675 980 1006 585 675 980 1006 585 675 980 1006 585 675 980 1006 585 675 980 1006255 290 340 368 255 290 340 368 255 290 340 368 255 290 340 368 255 290 340 368270 300 345 390 270 300 345 390 270 300 345 390 270 300 345 390 270 300 345 390

150 180 150 180 270 300 310 270 300 310 270 300 310900 950 1230 1200 12501640 1500 2050 1800 2460 2100 2870

700 820 1000 1230 1300 1640 1600 2050 1900 2460500 500 700 700 700600 600 820 820 820

2” 3” 2” 3” 2” 3” 2” 3” 2” 3”100 125 100 125 100 125 100 125 100 125

Number of pumps

Control cabinet dimensions

See Control Cabinet Dimensions

*Bu tablo PN16 bas›nç s›n›f›na göre haz›rlanm›flt›r

W

Suction side

Discharge side

KHS headers with Movitec 10 and 18 is flanged type and flange standard is ISO EN 7005 PN16

b2

b1 B1±5 B2±5

B±5

H±5

d

KHS

Page 17: KHS · Q=24 m3/h, Palt=5 bar, Pe=0 According to DIN1988, Part 5 (with stand-by pump) 1.KHS 5-4/9 G1 Selection without stand-by pump 2. KHS 4-4/9 G1 If suction pressure change, selection

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KHS Dimensions with Movitec 32, 45, 65

W

L

HP

D

MOVITEC32 45 65 32 45 65 32 45 65 32 45 65 32 45 65

BB1B2HL

DN

DWHP

2 3 4 5 6120013001350 12001300135012001300135012001300 1500120013001500430 430 450 430 430 450 430 450 450 430 430 480 430 430 480475 500 530 475 500 530 475 500 530 475 500 560 475 500 560340 340 370 340 340 370 340 340 370 340 340 370 340 340 370

820 1230 1640 2050 2460150 200 200 150 200 200 150 200 200 150 200 250 150 200 250

*Bu tablo PN16 bas›nç s›n›f›na göre haz›rlanm›flt›r

Flange connection standard: ISO EN 7005 PN16

B±10

B2±5B1±5

DN

410

H±5

820

700

KHS

Suction side

Discharge side

Dimensions (mm)

Number of pumps

Control cabinet dimensions

See Control Cabinet Dimensions

Page 18: KHS · Q=24 m3/h, Palt=5 bar, Pe=0 According to DIN1988, Part 5 (with stand-by pump) 1.KHS 5-4/9 G1 Selection without stand-by pump 2. KHS 4-4/9 G1 If suction pressure change, selection

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KHS Control Cabinet Dimensions

KHS

Motor Power Control Cabinet Dimensions (mm)KHS version kW range Number of pumps W HP D

KHS C1 2.2-11 2-3 500 1025 200KHS C1 2.2-11 4-5-6 600 1125 200

KHS C2 7.5 2-3 600 1325 300KHS C2 7.5 4 800 1325 300KHS C2 7.5 5-6 800 1525 400KHS C2 11-15 2 600 1325 300KHS C2 11-15 3 800 1325 300KHS C2 11-15 4-5-6 800 1525 400KHS C2 18.5 2 600 1325 300KHS C2 18.5 3 800 1525 400KHS C2 18.5 4-5-6 800 1800 400KHS C2 22-30-37 2-3 800 1525 400KHS C2 22-30-37 4-5-6 800 1800 400KHS C2 45 2 800 1525 400KHS C2 45 3-4-5-6 800 1800 400

Page 19: KHS · Q=24 m3/h, Palt=5 bar, Pe=0 According to DIN1988, Part 5 (with stand-by pump) 1.KHS 5-4/9 G1 Selection without stand-by pump 2. KHS 4-4/9 G1 If suction pressure change, selection

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Membrane Tanks Introduction and Selection

Advantage of using membrane tanks

• It compensates pressure waves and absorbes overpressures

• It increases system lifetime.• System is underpressure all the time and for small volume

of water demand , membrane tank supply the water andprevent frequent start-stops of the pumps.

• By preventing frequent start-stops of the pressure booster unit, it increase the lifetime of the complete system.

Membrane Tank Features

• E.P.D.M membrane can be replaced.• E.P.D.M membrane is suitable for drinking water.• Membrane tank is coated with electrostatic paint against corrosion.• Membrane tank pressure has to be controlled at least once a year.• Maximum allowable operating water temperature is 90°C

Pressure of membrane tank= Start-up pressure of PBU - 0.5 bar.

Membrane tank calculation

Volume of membrane tank can be calculated with below formulas. If PBU will be used for special requests or applications, tank volume can be increased according to specs.

Motor powerS

1.5

3.7

7.5

15

120

60

40

20

Qp

Püst

P

S

=

=

=

=

Capacity of one pump (m3/h)

Switch-off pressure of PBU (bar)

Working pressure range of PBU (bar)

Number of start-stops

For Standard fixed speed pressure boosting units

V = 330.Qp. Püst + 1

P . S

For variable speed pressure boosting units

V = 100.Qp. Püst + 1

P . S

(Kw)(1/h)

Volumelt

506080100200300500750

1000

Max. operating pressureBAR

PN 10-16PN 10-16PN 10-16PN 10-16PN 10-16PN 10-16PN 10-16PN 10-16PN 10-16

Hmm72078084093510901210152017702150

Dmm380380460460590650750800800

Connectioninch1”1”1”1”

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Page 20: KHS · Q=24 m3/h, Palt=5 bar, Pe=0 According to DIN1988, Part 5 (with stand-by pump) 1.KHS 5-4/9 G1 Selection without stand-by pump 2. KHS 4-4/9 G1 If suction pressure change, selection

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