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English (GB)

3

3. Product description

As standard, the booster systems consist of two to four pumps 
coupled in parallel and mounted on a common base frame with all 
the necessary fittings and a control cabinet.

Fig. 1

Front view of Hydro Multi-B CM, CME booster system

Fig. 2

Back view of Hydro Multi-B CM, CME booster system

Fig. 3

Front view of Hydro Multi-B CR booster system

Fig. 4

Back view of Hydro Multi-B CR booster system

TM

04 98

98 021

1

T

M

04

 98

99

 02

11

Pos.

Description

Quantity

1

Control cabinet

1

2

Suction manifold

1

3

Discharge manifold

1

4

Diaphragm tank

1

5

Isolating valve

2 per pump

6

Non-return valve

1 per pump

7

Pump

2-4

8

Base frame

1

9

Pressure transmitter and pressure gauge

1

10

Pressure switch or inlet pressure sensor

1

11

Flexible connection

1 per pump

12

Screw cap or blanking flange

2

TM

06

 86

481

4

T

M

06

 28

68

 48

14

Pos.

Description

Quantity

1

Control cabinet

1

2

Suction manifold

1

3

Discharge manifold

1

5

Isolating valve

2 per pump

6

Non-return valve

1 per pump

7

Pump

2-4

8

Base frame

1

9

Pressure transmitter and pressure gauge

1

12

Screw cap or blanking flange

2

7

1

2

5

12

9

6

3

8

Содержание Hydro Multi-B CM

Страница 1: ...Hydro Multi B Installation and operating instructions GRUNDFOS INSTRUCTIONS ...

Страница 2: ...re systems 16 11 3 Functions for tank filling systems 17 12 Data communication 17 13 Fault finding 18 14 Maintenance 19 14 1 Pumps 19 14 2 CU 323 19 15 Frost protection 19 16 Taking out of operation 19 17 Technical data 19 17 1 Pressure 19 17 2 Temperature 19 17 3 Relative humidity 19 17 4 Sound pressure level 19 18 Electrical data 20 19 Related documents 20 20 Service 20 20 1 Service documentatio...

Страница 3: ...Pos Description Quantity 1 Control cabinet 1 2 Suction manifold 1 3 Discharge manifold 1 4 Diaphragm tank 1 5 Isolating valve 2 per pump 6 Non return valve 1 per pump 7 Pump 2 4 8 Base frame 1 9 Pressure transmitter and pressure gauge 1 10 Pressure switch or inlet pressure sensor 1 11 Flexible connection 1 per pump 12 Screw cap or blanking flange 2 TM06 867 4814 TM06 2868 4814 Pos Description Quan...

Страница 4: ...ms work as described below Control variant E Control variant ES Two to four electronically speed controlled pumps One to three mains operated pumps and one speed controlled pump TM03 0993 0905 TM03 0996 0905 One speed controlled pump in operation One speed controlled pump in operation TM00 7995 2296 TM00 7995 2296 Three speed controlled pumps in operation One speed controlled pump and two mains op...

Страница 5: ...t 4 2 2 Control variants The booster systems for tank filling applications are available as control variants E and ES Both systems work as described below Control variants E and ES E Two to four electronically speed controlled pumps ES One to three mains operated pumps and one speed controlled pump TM05 0222 0911 Fig 5 Example of control variant ES In tank filling applications the booster system f...

Страница 6: ...ble lifting equipment that is in good condition and approved for the weight The weight is stated on the nameplate of the booster system 6 Identification 6 1 Nameplate The nameplate of the booster system is fitted on the base frame Fig 7 Nameplate TM05 0221 0911 Warning When lifting the booster system never use the eyebolts of the motors Do not lift the booster system by the manifolds Do not stand ...

Страница 7: ...200 240 PE 50 60 Hz U8 1 x 200 240 N PE 50 60 Hz U9 3 x 220 240 PE 60 Hz UA 3 x 440 480 PE 60 Hz UB 1 x 220 240 N PE 50 60 Hz UC 1 x 220 240 N PE 50 Hz Pump material A Cast iron EN GJL 200 I Stainless steel EN 1 4301 AISI 304 G Stainless steel EN 1 4401 AISI 316 Design E ASEAN design and systems with the control cabinet mounted on the same base frame as the pumps F ASEAN design and systems with th...

Страница 8: ...g 9 Example showing the position of expansion joints pipe supports and mounting bolts All nuts should be re tightened prior to startup The pipes must be fastened to parts of the building to ensure that they cannot move or be twisted 7 1 3 Foundation The booster system should be positioned on an even and solid surface for instance a concrete floor or foundation The booster system must be bolted to ...

Страница 9: ...ed to the system prefill the tank with nitrogen to a pressure of 0 7 x setpoint 7 2 Electrical installation The electrical installation of the booster system must comply with enclosure class IP54 Make sure that the booster system is suitable for the power supply to which it is to be connected Make sure that the wire cross section corresponds to the specifications in the wiring diagram If the syste...

Страница 10: ...em run alarm 1 2 3 4 5 8 9 10 11 12 13 14 15 16 PT WS On Off RESET OFF AUTO OFF AUTO OFF AUTO OFF AUTO CU 323 4 3 2 1 system run alarm 6 7 On Off RESET Pos Displays Description 8 Setpoint Shows the setpoint After unlocking the setpoint will flash Proportional pressure control PPP will be flashing one second followed by the current setpoint for 4 seconds Only available for E systems Tank symbol app...

Страница 11: ...ed Water shortage fault 11 Off Normal state Red Primary and or redundant sensor fault Maximum discharge pressure or level limit has been exceeded 12 pump LED Off The pump has stopped due to cascade operation The system is in OFF state The power supply has been switched off Red A pump fault has occurred Green The pump is running Flashing green The pump is in standby mode or has been stopped by pres...

Страница 12: ...ching on the relevant circuit breaker 8 Check the direction of rotation of the pump If the pump rotates in the wrong direction interchange two phases of the incoming mains supply 9 Vent the pump by slowly opening its discharge valve 10 Set the Auto Manual switch for the relevant pump to Auto 11 Repeat points 6 8 and 9 for the other pumps in the system 12 Adjust the required setpoint via the CU 323...

Страница 13: ...op via digital input has higher priority than local control This means that settings can be changed locally but they will not be effective until external stop has been deactivated The flow charts below show examples of how settings can be made Starting and stopping the system Changing the setpoint TM04 9577 4610 TM04 9578 4610 OFF OFF ON 3 5 On Off On Off Starting the system Stopping the system 3 ...

Страница 14: ...ings are to be changed follow the flow chart examples below TM04 9582 4610 Keep pressed for 3 seconds 3 5 OFF On Off BUS LOC On Off See section 10 1 Local mode external stop not activated for changing settings in local mode or or or or or Note If the buttons are not touched for 3 seconds the CU 323 will revert to the initial display TM04 9583 4610 BUS LOC E st On Off On Off Keep pressed for 3 seco...

Страница 15: ...me dependent pump change Operation dependent pump change In an ES system the speed controlled pump has higher priority than the mains operated pumps and will always be the first pump to start and the last to stop The mains operated pumps in an ES system will operate alternately as described above At increasing demand the pump with the lowest number of operating hours will be started first At decre...

Страница 16: ...s stopped the standby pump will be started The performance of the booster system is thus not reduced The status as standby pump alternates between all pumps Contact Grundfos for further information 11 2 3 Maximum pressure exceeded This function protects the piping on the discharge side of the booster system against damaging high pressures The pressure is monitored and if the pressure is higher tha...

Страница 17: ...ade control The cascade control function for tank filling systems is designed to fill the tank with focus on protecting the piping and preventing water hammer The cascade is time dependent and starts and stops the pumps in a pre defined sequence See fig 5 on page 5 11 3 2 Standby pumps Systems with more than two pumps will as default set one pump as standby pump The status as standby pump alternat...

Страница 18: ...r 0 16 bar transmitters with 0 10 V 0 20 mA or 4 20 mA output signals are monitored by the booster system b Cable is broken or short circuited Repair or replace the cable c CU 323 fault Power supply is disconnected Connect the power supply d The CU 323 is defective Contact Grundfos 4 Unstable water supply from the booster system a Inlet pressure is too low Check the suction pipe and the suction st...

Страница 19: ...pumped liquid in bar ρ Density of the pumped liquid in kg m3 g Gravitational acceleration in m s2 NPSH Net Positive Suction Head in metres head NPSH can be read from the NPSH curve at the maximum performance at which the pump will run See installation and operating instructions for CM pumps Hs Safety margin minimum 0 1 bar pb Barometric pressure in bar Normal barometric pressure is 1 013 bar Maxim...

Страница 20: ...ent 5 mA DC Frequency range 0 4 Hz Note All digital inputs are supplied with PELV voltage Protective Extra Low Voltage Input current and voltage 0 20 mA 4 20 mA 0 10 V Tolerance 3 3 of full scale Repetitive accuracy 1 of full scale Input resistance current 250 Ω Input resistance voltage 10 kΩ 10 Supply to sensor 24 V maximum 50 mA per sensor short circuit protected Note All analog inputs are suppl...

Страница 21: ...Directivas do Conselho sobre a aproximação das legislações dos Estados Membros da CE VI Tuyên bố tuân thủ EC Hội đồng Châu Âu Chúng tôi Grundfos tuyên bố trong phạm vi trách nhiệm duy nhất của mình rằng sản phẩm Hydro Multi B booster system mà tuyên bố này có liên quan tuân thủ các chỉ thị Hội đồng sau về việc áp dụng luật pháp của các nước thành viên EC CN EC 产品合格声明书 我们格兰富在我们的全权责任下声明 产品 Hydro Mul...

Страница 22: ...22 ...

Страница 23: ...RUNDFOS Pumps Korea Ltd 6th Floor Aju Building 679 5 Yeoksam dong Kangnam ku 135 916 Seoul Korea Phone 82 2 5317 600 Telefax 82 2 5633 725 Latvia SIA GRUNDFOS Pumps Latvia Deglava biznesa centrs Augusta Deglava ielā 60 LV 1035 Rīga Tālr 371 714 9640 7 149 641 Fakss 371 914 9646 Lithuania GRUNDFOS Pumps UAB Smolensko g 6 LT 03201 Vilnius Tel 370 52 395 430 Fax 370 52 395 431 Malaysia GRUNDFOS Pumps...

Страница 24: ...62157 The name Grundfos the Grundfos logo and be think innovate are registered trademarks owned by Grundfos Holding A S or Grundfos A S Denmark All rights reserved worldwide Copyright Grundfos Holding A S www grundfos com ...

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