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Grundfos LC 108, Инструкция по установке и эксплуатации

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2

English (GB) 

Installation and operating instructions

Original installation and operating instructions

CONTENTS

Page

1. Symbols used in this document

2. General

The LC 108 controller is designed for the control of pumps in 
wastewater, water supply and drainage systems.

Type key:

1.

Symbols used in this document

2

2.

General

2

2.1

Applications

3

2.2

Variants

3

3.

Location and mounting

3

3.1

Location

3

3.2

Mounting of LC 108 for direct-on-line starting

3

3.3

Mounting of LC 108 for star-delta starting

4

4.

Systems with 2 float switches

5

4.1

Electrical connection

5

4.2

Setting

6

4.3

Control panel

7

4.4

Battery back-up functions

8

4.5

Reset button and ON-OFF-AUTO selector switch

9

5.

Systems with 3 float switches

10

5.1

Electrical connection

10

5.2

Setting

10

5.3

Control panel

12

5.4

Battery back-up functions

12

5.5

Reset button and ON-OFF-AUTO selector switch

13

6.

Systems with 4 float switches

14

6.1

Electrical connection

14

6.2

Setting

14

6.3

Control panel

16

6.4

Battery back-up functions

16

6.5

Reset button and ON-OFF-AUTO selector switch

17

7.

Systems with 2 electrodes

18

7.1

Electrical connection

18

7.2

Setting

18

7.3

Control panel

20

7.4

Battery back-up functions

20

7.5

Reset button and ON-OFF-AUTO selector switch

21

8.

Systems with 3 electrodes

22

8.1

Electrical connection

22

8.2

Setting

22

8.3

Control panel

24

8.4

Battery back-up functions

24

8.5

Reset button and ON-OFF-AUTO selector switch

25

9.

Systems for filling applications

26

9.1

Electrical connection

26

9.2

Setting

26

9.3

Control panel

28

9.4

Battery back-up functions

28

9.5

Reset button and ON-OFF-AUTO selector switch

29

10.

Systems for drainage applications

30

10.1 Electrical connection

30

10.2 Setting

30

10.3 Control panel

32

10.4 Battery back-up functions

32

10.5 Reset button and ON-OFF-AUTO selector switch

33

11.

Start-up

34

12.

Maintenance

34

13.

Technical data

35

14.

Fault finding chart

36

15.

Disposal

36

Warning
Prior to installation, read these installation and 
operating instructions. Installation and operation 
must comply with local regulations and accepted 
codes of good practice.

Warning
If these safety instructions are not observed, it may 
result in personal injury.

Warning
If these instructions are not observed, it may lead to 
electric shock with consequent risk of serious 
personal injury or death.

Warning
These instructions must be observed for explosion-
proof pumps.

Caution

If these safety instructions are not observed, it may 
result in malfunction or damage to the equipment.

Note

Notes or instructions that make the job easier and 
ensure safe operation.

Example

LC

108

400

3

23

SD

LC = one-pump controller
108 = type designation
Phase voltage [V]
1 = single-phase
3 = three-phase 
Maximum operating current per pump [A]
SD = Star-delta starting

Содержание LC 108

Страница 1: ...LC 108 Installation and operating instructions GRUNDFOS INSTRUCTIONS LC 108...

Страница 2: ...22 8 1 Electrical connection 22 8 2 Setting 22 8 3 Control panel 24 8 4 Battery back up functions 24 8 5 Reset button and ON OFF AUTO selector switch 25 9 Systems for filling applications 26 9 1 Elec...

Страница 3: ...ion 6 Systems with 4 float switches Electrodes can also be used Section 7 Systems with 2 electrodes Section 8 Systems with 3 electrodes Section 9 Systems for filling applications Section 10 Systems fo...

Страница 4: ...r delta starting Fig 3 TM01 6867 2308 TM01 6868 2308 Pos Description 1 Module CU 211 2 Terminal block for level inputs 11 12 21 22 31 32 41 42 3 Terminal block with input for the PTC resistance therma...

Страница 5: ...pply 6 Fuse holders for control circuit fuses 2 or 3 depending on voltage variant 7 Isolating transformer 8 Terminal block for connection of pump 9 Pg cable entries 10 Earth bar PE 11 Input for the PT...

Страница 6: ...d in this section This setting determines the actual application type 2 float switches pages 37 and 38 At this setting the start up is delayed within the range from 0 to 255 sec random after the elect...

Страница 7: ...the controller may arise In such cases it is recommended to use float switches AC 1 2 13 18 VAC 0 V AC DC G 3 4 AC 1 2 13 18 VAC 0 V AC DC G 3 4 AC 1 2 12 VDC 0 V AC DC G 3 4 TM01 6425 3902 Pos Descri...

Страница 8: ...econd orange indicator light from the top will be permanently on If the starting delay function and automatic test run were selected switch 4 of the DIP switch the start up will be delayed after the e...

Страница 9: ...ntly the pump cannot be started when the PTC resistance thermal switch of the motor registers overtemperature OFF middle position The pump cannot start when the selector switch has been set to this po...

Страница 10: ...0 Fig 8 Set the DIP switch as shown in fig 8 Each individual switch 1 to 10 of the DIP switch can be set to position OFF or ON Warning Before starting any work on pumps used to pump liquids which coul...

Страница 11: ...ined This setting ensures automatic resetting of alarm signals to external alarm devices and the built in buzzer However an alarm signal will only be reset if the cause of the fault no longer exists A...

Страница 12: ...is on the indicator light is flashing TM01 6425 3902 Pos Description 1 Green indicator light indicating starting delay flashing and pump operation permanently on 2 Red indicator light indicating pump...

Страница 13: ...ntly the pump cannot be started when the PTC resistance thermal switch of the motor registers overtemperature OFF middle position The pump cannot start when the selector switch has been set to this po...

Страница 14: ...5 6 and 7 selection of automatic alarm resetting switch 9 selection of automatic restarting switch 10 Fig 11 Set the DIP switch as shown in fig 11 Warning Before starting any work on pumps used to pu...

Страница 15: ...with the actual application 4 float switches pages 41 and 42 but this setting must be maintained This setting ensures automatic resetting of alarm signals to external alarm devices and the built in b...

Страница 16: ...dicator light indicating starting delay flashing and pump operation permanently on 2 Red indicator light indicating pump fault Flashing Fault in PTC resistor thermal switch On Fault in motor protectiv...

Страница 17: ...ntly the pump cannot be started when the PTC resistance thermal switch of the motor registers overtemperature OFF middle position The pump cannot start when the selector switch has been set to this po...

Страница 18: ...s selection of starting delay and automatic test run switch 4 setting of waiting time switches 5 6 7 and 8 selection of automatic alarm resetting switch 9 selection of automatic restarting switch 10 F...

Страница 19: ...r However an alarm signal will only be reset if the cause of the fault no longer exists At this setting the alarm signal must be reset manually by means of the reset button the reset button is describ...

Страница 20: ...the indicator light is off the indicator light is on the indicator light is flashing TM01 6413 2299 TM01 6424 2399 Pos Description 1 Green indicator light indicating starting delay flashing and pump...

Страница 21: ...ntly the pump cannot be started when the PTC resistance thermal switch of the motor registers overtemperature OFF middle position The pump cannot start when the selector switch has been set to this po...

Страница 22: ...restarting switch 10 Fig 18 Set the DIP switch as shown in fig 18 Each individual switch 1 to 10 of the DIP switch can be set to position OFF or ON Set the switches 1 to 10 as follows Switches 1 2 an...

Страница 23: ...m signal will only be reset if the cause of the fault no longer exists At this setting the alarm signal must be reset manually by means of the reset button the reset button is described in section 8 5...

Страница 24: ...indicator light is on the indicator light is flashing TM01 6413 2299 TM01 6424 2399 Pos Description 1 Green indicator light indicating starting delay flashing and pump operation permanently on 2 Red...

Страница 25: ...ntly the pump cannot be started when the PTC resistance thermal switch of the motor registers overtemperature OFF middle position The pump cannot start when the selector switch has been set to this po...

Страница 26: ...g 22 Set the DIP switch as shown in fig 22 Each individual switch 1 to 10 of the DIP switch can be set to position OFF or ON Set the switches 1 to 10 as follows Switches 1 2 and 3 application type Whe...

Страница 27: ...alarm signal will only be reset if the cause of the fault no longer exists At this setting the alarm signal must be reset manually by means of the reset button the reset button is described in section...

Страница 28: ...indicator light is flashing TM01 6413 2299 TM01 6424 2399 Pos Description 1 Green indicator light indicating starting delay flashing and pump operation permanently on 2 Red indicator light indicating...

Страница 29: ...the pump cannot be started when the PTC resistance thermal switch of the motor registers overtemperature OFF middle position The pump cannot start when the selector switch has been set to this positi...

Страница 30: ...h in the bottom right corner see fig 26 The DIP switch setting offers the following possibilities setting of dead time switches 4 5 and 6 setting of restarting time switches 7 8 9 and 10 Fig 26 Set th...

Страница 31: ...No restarting 15 min 1 min 17 min 2 min 20 min 3 min 25 min 5 min 30 min 7 min 50 min 10 min 70 min 12 min 90 min TM02 5747 3902 Operation with electrodes and float switches Selector switch in positi...

Страница 32: ...or light indicating starting delay flashing and pump operation permanently on 2 Red indicator light indicating pump fault Flashing Fault in PTC resistor thermal switch On Fault in motor protective cir...

Страница 33: ...onsibility to decide how long the pump is to run with this fault indication Over a long period the pump will be damaged OFF middle position The pump cannot start when the selector switch has been set...

Страница 34: ...possible deposits sludge build up in the pump pit tank Sludge may settle in areas with almost stagnant liquid Check for beginning sludge build up around the float switches electrodes or the flow swit...

Страница 35: ...tarting Fine wire fuse 250 mA F 32 mm x 6 Star delta starting Fine wire fuse 1 A F 32 mm x 6 Ambient temperature During operation 30 to 50 C must not be exposed to direct sunlight In stock 30 to 60 C...

Страница 36: ...e pos 6 in fig 1 or fig 3 d The motor protection relay has cut out the pump the red indicator light for pump fault is permanently on Check the pump pit e The PTC resistance thermal switch has cut out...

Страница 37: ...1 1 3 Fig 1 TM01 6882 1808 T11 T21 H NO H COM H NC G NO G COM G NC 11 12 21 22 31 32 41 42 M LC 108 ON DIP 2 1 1 2 3 4 5 6 7 8 9 10 Ext max 230V max 2A TM01 4864 1808 U1 N1 1U2 1N2 TM01 4862 1808 U1...

Страница 38: ...endix 38 Fig 2 TM01 7871 1808 H NO H COM H NC G NO G COM G NC 11 12 21 22 31 32 41 42 U1 V1 W1 N1 1U2 1V2 1W2 2W2 2U2 2V2 T11 T12 LC 108 ON DIP 2 1 1 2 3 4 5 6 7 8 9 10 Ext L1 L2 L3 N PE max 230V max...

Страница 39: ...pendix 39 1 3 Fig 3 TM01 6619 1808 T11 T21 H NO H COM H NC G NO G COM G NC 11 12 21 22 31 32 41 42 M LC 108 3 2 1 Ext max 230V max 2A TM01 4864 1808 U1 N1 1U2 1N2 TM01 4862 1808 U1 V1 W1 N1 1U2 1V2 1W...

Страница 40: ...ndix 40 Fig 4 TM01 8128 1808 U1 V1 W1 N1 1U2 1V2 1W2 2W2 2U2 2V2 T11 T12 H NO H COM H NC G NO G COM G NC 11 12 21 22 31 32 41 42 ON DIP 2 3 1 1 2 3 4 5 6 7 8 9 10 Ext L1 L2 L3 N PE max 230V max 2A LC...

Страница 41: ...Appendix 41 1 3 Fig 5 TM01 6620 1808 T11 T21 H NO H COM H NC G NO G COM G NC 11 12 21 22 31 32 41 42 max 230V max 2A TM01 4864 1808 U1 N1 1U2 1N2 TM01 4862 1808 U1 V1 W1 N1 1U2 1V2 1W2...

Страница 42: ...dix 42 Fig 6 TM01 8126 1808 H NO H COM H NC G NO G COM G NC 11 12 21 22 31 32 41 42 U1 V1 W1 N1 1U2 1V2 1W2 2W2 2U2 2V2 T11 T12 ON DIP 2 3 4 1 1 2 3 4 5 6 7 8 9 10 Ext L1 L2 L3 N PE max 230V max 2A LC...

Страница 43: ...Appendix 43 1 3 Fig 7 TM01 6621 1808 T11 T21 H NO H COM H NC G NO G COM G NC 11 12 21 22 31 32 41 42 max 230V max 2A TM01 4864 1808 U1 N1 1U2 1N2 TM01 4862 1808 U1 V1 W1 N1 1U2 1V2 1W2...

Страница 44: ...x 44 Fig 8 TM01 8127 1808 U1 V1 W1 N1 1U2 1V2 1W2 2W2 2U2 2V2 T11 T12 H NO H COM H NC G NO G COM G NC 11 12 21 22 31 32 41 42 ON DIP 2 3 1 1 2 3 4 5 6 7 8 9 10 Ext L1 L2 L3 N PE NC PE max 230V max 2A...

Страница 45: ...ndix 45 1 3 Fig 9 TM01 6622 1808 T11 T21 H NO H COM H NC G NO G COM G NC 11 12 21 22 31 32 41 42 LC 108 Ext M 1 2 3 4 max 230V max 2A TM01 4864 1808 U1 N1 1U2 1N2 TM01 4862 1808 3 U1 V1 W1 N1 1U2 1V2...

Страница 46: ...x 46 Fig 10 TM01 8129 1808 H NO H COM H NC G NO G COM G NC 11 12 21 22 31 32 41 42 U1 V1 W1 N1 1U2 1V2 1W2 2W2 2U2 2V2 T11 T12 ON DIP 2 3 1 1 2 3 4 5 6 7 8 9 10 Ext L1 L2 L3 N PE NC PE max 230V max 2A...

Страница 47: ...Appendix 47 1 3 Fig 11 TM01 6623 1808 T11 T21 H NO H COM H NC G NO G COM G NC 11 12 21 22 31 32 41 42 max 230V max 2A 3 2 1 TM01 4864 1808 U1 N1 1U2 1N2 TM01 4862 1808 U1 V1 W1 N1 1U2 1V2 1W2...

Страница 48: ...48 Fig 12 TM01 8130 1808 H NO H COM H NC G NO G COM G NC 11 12 21 22 31 32 41 42 U1 V1 W1 N1 1U2 1V2 1W2 2W2 2U2 2V2 T11 T12 ON DIP 1 2 3 4 5 6 7 8 9 10 Ext NC 5 L1 L2 L3 N PE 1 2 3 PE LC 108 max 230...

Страница 49: ...Appendix 49 1 3 Fig 13 TM01 6624 1808 T11 T21 H NO H COM H NC G NO G COM G NC 11 12 21 22 31 32 41 42 max 230V max 2A TM01 4864 1808 U1 N1 1U2 1N2 TM01 4862 1808 U1 V1 W1 N1 1U2 1V2 1W2...

Страница 50: ...dix 50 Fig 14 TM01 8131 1808 H NO H COM H NC G NO G COM G NC 11 12 21 22 31 32 41 42 U1 V1 W1 N1 1U2 1V2 1W2 2W2 2U2 2V2 T11 T12 ON DIP 1 2 3 4 5 6 7 8 9 10 Ext 1 2 L1 L2 L3 N PE LC 108 PE max 230V ma...

Страница 51: ...ring betrekking heeft in overeenstemming zijn met de Richtlijnen van de Raad in zake de onderlinge aanpassing van de wetgeving van de EG Lidstaten betreffende PL Deklaracja zgodno ci WE My Grundfos o...

Страница 52: ...52...

Страница 53: ...428 5005 Korea GRUNDFOS 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 biz...

Страница 54: ...9289 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...

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