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Installation and operating instructions Wilo-Rexa PRO 3
Table of contents
1 General information ................................................................................................................................................................. 5
1.1 About these instructions ..................................................................................................................................................................................5
1.2 Copyright ............................................................................................................................................................................................................5
1.3 Subject to change..............................................................................................................................................................................................5
1.4 Warranty..............................................................................................................................................................................................................5
2 Safety......................................................................................................................................................................................... 5
2.1 Identification of safety instructions................................................................................................................................................................5
2.2 Personnel qualifications....................................................................................................................................................................................7
2.3 Electrical work ....................................................................................................................................................................................................7
2.4 Monitoring devices ............................................................................................................................................................................................7
2.5 Use in fluids hazardous to health ....................................................................................................................................................................8
2.6 Transport.............................................................................................................................................................................................................8
2.7 Installing/dismantling........................................................................................................................................................................................8
2.8 During operation ................................................................................................................................................................................................8
2.9 Maintenance tasks.............................................................................................................................................................................................9
2.10 Operating fluid ...................................................................................................................................................................................................9
2.11 Operator responsibilities...................................................................................................................................................................................9
3 Application/use......................................................................................................................................................................... 9
3.1 Intended use.......................................................................................................................................................................................................9
3.2 Improper use.................................................................................................................................................................................................... 10
4 Product description................................................................................................................................................................ 10
4.1 Design............................................................................................................................................................................................................... 10
4.2 Monitoring devices ......................................................................................................................................................................................... 11
4.3 Operating modes............................................................................................................................................................................................. 12
4.4 Operation with frequency converter............................................................................................................................................................ 12
4.5 Operation in an explosive atmosphere ........................................................................................................................................................ 12
4.6 Technical data .................................................................................................................................................................................................13
4.7 Type key........................................................................................................................................................................................................... 14
4.8 Scope of delivery............................................................................................................................................................................................. 14
4.9 Accessories ...................................................................................................................................................................................................... 14
5 Transportation and storage................................................................................................................................................... 15
5.1 Delivery............................................................................................................................................................................................................. 15
5.2 Transport.......................................................................................................................................................................................................... 15
5.3 Storage ............................................................................................................................................................................................................. 16
6 Installation and electrical connection .................................................................................................................................. 17
6.1 Personnel qualifications................................................................................................................................................................................. 17
6.2 Installation types............................................................................................................................................................................................. 17
6.3 Operator responsibilities................................................................................................................................................................................ 17
6.4 Installation .......................................................................................................................................................................................................17
6.5 Electrical connection...................................................................................................................................................................................... 22
7 Commissioning........................................................................................................................................................................ 28
7.1 Personnel qualifications................................................................................................................................................................................. 28
7.2 Operator responsibilities................................................................................................................................................................................ 28
7.3 Direction of rotation check (for three-phase current motors only)........................................................................................................ 28
7.4 Operation in an explosive atmosphere ........................................................................................................................................................ 29
7.5 Before switching on........................................................................................................................................................................................ 29
7.6 Switching on and off ...................................................................................................................................................................................... 30
7.7 During operation ............................................................................................................................................................................................. 30
8 Decommissioning/dismantling.............................................................................................................................................. 31
8.1 Personnel qualifications................................................................................................................................................................................. 31
8.2 Operator responsibilities................................................................................................................................................................................ 31
8.3 Decommissioning............................................................................................................................................................................................ 31
8.4 Removal............................................................................................................................................................................................................ 31
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