English
2 WILO SE 12/2020
1 General information ..............................................................................................................................3
2 Safety ......................................................................................................................................................3
2.1 Symbols and signal words in the operating instructions .................................................................................. 3
2.2 Personnel qualifications ........................................................................................................................................ 3
2.3 Danger in the event of non-observance of the safety instructions ................................................................ 3
2.4 Safety consciousness on the job .......................................................................................................................... 3
2.5 Safety instructions for the operator ................................................................................................................... 4
2.6 Safety instructions for installation and maintenance work ............................................................................. 4
2.7 Unauthorised modification and manufacture of spare parts ............................................................................ 4
2.8 Improper use .......................................................................................................................................................... 4
3 Transport and temporary storage .......................................................................................................4
4 Application (Intended use) ................................................................................................................... 4
5 Product information .............................................................................................................................. 5
5.1 Type key ................................................................................................................................................................ 5
5.2 Technical data ........................................................................................................................................................ 5
5.3 Scope of delivery ................................................................................................................................................... 5
5.4 Accessories ............................................................................................................................................................. 6
6 Description and function ...................................................................................................................... 6
6.1 Description of the product (Fig. 1) ....................................................................................................................... 6
6.1.1 Function description .............................................................................................................................................. 6
6.1.2 Set-up of the switchgear ...................................................................................................................................... 6
6.2 Function and operation ......................................................................................................................................... 6
6.2.1 Switchgear operating modes ................................................................................................................................ 7
6.2.2 Motor protection ................................................................................................................................................... 8
6.2.3 Operation of the switchgear ................................................................................................................................ 9
7 Installation and electrical connection ...............................................................................................10
7.1 Installation ............................................................................................................................................................10
7.2 Electrical connection ...........................................................................................................................................10
8 Commissioning .....................................................................................................................................14
8.1 Factory setting .....................................................................................................................................................14
8.2 Checking the motor direction of rotation .........................................................................................................14
8.3 Setting the motor protection .............................................................................................................................15
8.4 Signal transmitters and optional modules ........................................................................................................15
9 Maintenance .........................................................................................................................................15
10 Faults, causes and remedies ...............................................................................................................15
10.1 Fault display and acknowledgement .................................................................................................................15
10.2 History memory for the faults ............................................................................................................................15
11 Appendix ..............................................................................................................................................17
11.1 ModBus: Data types .............................................................................................................................................17
11.2 ModBus: Parameter overview .............................................................................................................................17