Wilo Rexa PRO Notice De Montage Et De Mise En Service page 138

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Table of contents
1 General information ............................................................................................................................................................. 140
1.1 About these instructions ............................................................................................................................................................................. 140
1.2 Copyright ....................................................................................................................................................................................................... 140
1.3 Subject to change ......................................................................................................................................................................................... 140
1.4 Warranty......................................................................................................................................................................................................... 140
2 Safety ..................................................................................................................................................................................... 140
2.1 Identification of safety instructions........................................................................................................................................................... 140
2.2 Personnel qualifications............................................................................................................................................................................... 142
2.3 Electrical work ............................................................................................................................................................................................... 142
2.4 Monitoring devices ....................................................................................................................................................................................... 142
2.5 Use in fluids hazardous to health ............................................................................................................................................................... 143
2.6 Transport........................................................................................................................................................................................................ 143
2.7 Installing/dismantling................................................................................................................................................................................... 143
2.8 During operation ........................................................................................................................................................................................... 143
2.9 Maintenance tasks........................................................................................................................................................................................ 144
2.10 Operating fluid .............................................................................................................................................................................................. 144
2.11 Operator responsibilities.............................................................................................................................................................................. 144
3 Application/use ..................................................................................................................................................................... 144
3.1 Intended use .................................................................................................................................................................................................. 144
3.2 Improper use.................................................................................................................................................................................................. 145
4 Product description .............................................................................................................................................................. 145
4.1 Design............................................................................................................................................................................................................. 145
4.2 Monitoring devices ....................................................................................................................................................................................... 146
4.3 Operating modes........................................................................................................................................................................................... 147
4.4 Operation with frequency converter.......................................................................................................................................................... 148
4.5 Operation in an explosive atmosphere ...................................................................................................................................................... 148
4.6 Technical data ............................................................................................................................................................................................... 148
4.7 Type key ......................................................................................................................................................................................................... 149
4.8 Scope of delivery........................................................................................................................................................................................... 150
4.9 Accessories .................................................................................................................................................................................................... 150
5 Transportation and storage................................................................................................................................................. 150
5.1 Delivery........................................................................................................................................................................................................... 150
5.2 Transport........................................................................................................................................................................................................ 150
5.3 Storage ........................................................................................................................................................................................................... 151
6 Installation and electrical connection ................................................................................................................................ 152
6.1 Personnel qualifications............................................................................................................................................................................... 152
6.2 Installation types........................................................................................................................................................................................... 152
6.3 Operator responsibilities.............................................................................................................................................................................. 152
6.4 Installation ..................................................................................................................................................................................................... 152
6.5 Electrical connection .................................................................................................................................................................................... 158
7 Commissioning...................................................................................................................................................................... 163
7.1 Personnel qualifications............................................................................................................................................................................... 164
7.2 Operator responsibilities.............................................................................................................................................................................. 164
7.3 Direction of rotation check (for three-phase current motors only)...................................................................................................... 164
7.4 Operation in an explosive atmosphere ...................................................................................................................................................... 164
7.5 Before switching on...................................................................................................................................................................................... 165
7.6 Switching on and off .................................................................................................................................................................................... 165
7.7 During operation ........................................................................................................................................................................................... 165
8 Shut-down/dismantling....................................................................................................................................................... 166
8.1 Personnel qualifications............................................................................................................................................................................... 166
8.2 Operator responsibilities.............................................................................................................................................................................. 166
8.3 Shut-down..................................................................................................................................................................................................... 167
8.4 Removal.......................................................................................................................................................................................................... 167
138 WILO SE 2019-02