en
Table of contents
1 General information ................................................................................................................................................................. 6
1.1
About these instructions .................................................................................................................................................................................. 6
1.2
Copyright ............................................................................................................................................................................................................ 6
1.3
Subject to change .............................................................................................................................................................................................. 6
2 Safety ......................................................................................................................................................................................... 6
2.1
Identification of safety instructions................................................................................................................................................................ 6
2.2
Personnel qualifications.................................................................................................................................................................................... 7
2.3
Electrical work .................................................................................................................................................................................................... 7
2.4
Transport............................................................................................................................................................................................................. 8
2.5
Installing/dismantling........................................................................................................................................................................................ 8
2.6
During operation ................................................................................................................................................................................................ 8
2.7
Maintenance tasks............................................................................................................................................................................................. 9
2.8
Drive: IEC standard motor .............................................................................................................................................................................. 10
2.9
Operator responsibilities................................................................................................................................................................................ 10
3 Application/use ....................................................................................................................................................................... 10
3.1
Intended use .................................................................................................................................................................................................... 10
3.2
Improper use.................................................................................................................................................................................................... 10
4 Product description ................................................................................................................................................................ 10
4.1
Design............................................................................................................................................................................................................... 10
4.2
Operation with frequency converter............................................................................................................................................................ 11
4.3
Type key ........................................................................................................................................................................................................... 11
4.4
Technical data ................................................................................................................................................................................................. 11
4.5
Connection Details ......................................................................................................................................................................................... 12
4.6
Rotating element ............................................................................................................................................................................................ 13
4.7
Scope of delivery............................................................................................................................................................................................. 14
4.8
Accessories ...................................................................................................................................................................................................... 14
4.9
Anticipated noise levels ................................................................................................................................................................................. 14
5 Transport and storage............................................................................................................................................................ 16
5.1
Delivery............................................................................................................................................................................................................. 16
5.2
Transport.......................................................................................................................................................................................................... 16
5.3
Storage ............................................................................................................................................................................................................. 18
6.1
Personnel qualifications................................................................................................................................................................................. 19
6.2
Operator responsibilities................................................................................................................................................................................ 19
6.3
Preparing the installation............................................................................................................................................................................... 19
6.4
6.5
Installing the pump unit on a base ............................................................................................................................................................... 20
6.6
Pipework........................................................................................................................................................................................................... 21
6.7
Aligning the unit.............................................................................................................................................................................................. 23
6.8
Electrical connection ...................................................................................................................................................................................... 27
6.9
Protective devices........................................................................................................................................................................................... 28
7 Commissioning........................................................................................................................................................................ 28
7.1
Personnel qualifications................................................................................................................................................................................. 29
7.2
Filling and venting........................................................................................................................................................................................... 29
7.3
Checking the direction of rotation ............................................................................................................................................................... 29
7.4
Switching on the pump .................................................................................................................................................................................. 30
7.5
Switching frequency....................................................................................................................................................................................... 31
8 Shutdown................................................................................................................................................................................. 31
8.1
8.2
Shutdown and storage ................................................................................................................................................................................... 31
9 Maintenance/repair ................................................................................................................................................................ 32
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WILO SE 2020-10