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4 Installation and operating instructions • Drive for Wilo-Helix2.0-VE / Wilo-Medana CH3-LE • Ed.01/2022-06
Sommaire
1 General ........................................................................................5
1.1 About this document ........................................................... 5
1.2 Copyright ............................................................................... 5
1.3 Subject to change.................................................................5
2 Safety...........................................................................................5
2.1 Symbols and signal words in the operating instructions
................................................................................................. 5
2.2 Personnel qualification......................................................... 6
2.3 Electrical work ....................................................................... 7
2.4 Transportation....................................................................... 7
2.5 Installation / Dismantling.....................................................8
2.6 Maintenance work ................................................................8
3 Other responsibilities.................................................................8
4 Intended use and misuse ...........................................................9
4.1 Intended use..........................................................................9
4.2 Misuse...................................................................................10
5 Description of the drive...........................................................10
5.1 Product description ............................................................10
5.2 Technical data .....................................................................12
5.3 Scope of delivery.................................................................13
5.4 Accessories ..........................................................................13
6 Installation ................................................................................13
6.1 Personnel qualifications.....................................................13
6.2 Operator responsibilities....................................................13
6.3 Safety....................................................................................13
6.4 Permitted installation positions and change of the ar-
rangement of components before the installation........14
6.5 Preparing the installation...................................................15
6.6 Double pump installation...................................................16
6.7 Installation and position of additional sensors to be con-
nected...................................................................................17
7 Electrical connection ...............................................................18
7.1 Mains connection................................................................23
7.2 Connection of SSM / SBM ..................................................25
7.3 Connection of digital, analogue and bus inputs.............25
7.4 Pressure sensor connection...............................................25
7.5 Wilo Net connection...........................................................26
7.6 Turning the display .............................................................26
8 Installation of CIF module........................................................27
9 Commissioning .........................................................................28
9.1 Behavior after switching on the power supply during ini-
tial commissioning..............................................................28
9.2 Description of the operating elements............................29
9.3 Pump operation...................................................................30
10 Control settings........................................................................36
10.1 Control functions................................................................37
10.2 Selection of a control .........................................................38
10.3 Switch off the pump...........................................................45
10.4 Configuration storage/data storage.................................46
11 Monitoring functions ...............................................................46
11.1 Minimum pressure detection..............................................47
11.2 Maximum pressure detection.............................................47
11.3 Lack of water detection ......................................................48
12 Double pump operation............................................................50
12.1 Function.................................................................................50
12.2 Settings menu.......................................................................52
12.3 Display in double pump operation.....................................54
13 Communication interfaces: Setting and function .................55
13.1 Application and function SSM/SBM relay..........................56
13.2 SSM/SBM relay forced control ............................................57
13.3 Application and function of the digital control input DI 1
................................................................................................57
13.4 Application and function of the analogue inputs AI1 and
AI2 ..........................................................................................60
13.5 Application and function of the Wilo Net interface........66
14 Display settings.........................................................................67
14.1 Display brightness................................................................68
14.2 Language...............................................................................68
14.3 Unit.........................................................................................68
14.4 Keylock on.............................................................................69
15 Additional settings....................................................................69
15.1 Pump kick..............................................................................70
15.2 Setting pump ramp times ...................................................70
15.3 PWM frequency reduction ..................................................71
16 Diagnostics and measured values ...........................................71
16.1 Diagnostic help.....................................................................71
16.2 Measured values...................................................................73
17 Reset...........................................................................................74
17.1 Factory setting .....................................................................74
18 Faults, causes, remedies...........................................................76
18.1 Mechanical faults without error messages.......................76
18.2 Diagnostics help...................................................................76
18.3 Error messages .....................................................................77
18.4 Warning messages ...............................................................79
19 Maintenance ..............................................................................82
19.1 Replacing the electronic module .......................................84
19.2 Replacing the motor ............................................................85
19.3 Replacement fan electronic module .................................85
20 Spare parts.................................................................................87
21 Disposal......................................................................................88