Xylem hydrovar - Default Chapter; Table of Contents

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1 Important Safety Instructions ........................................................................................................................................ 4
2 System Design................................................................................................................................................................... 5
2.1 Pressure tank ................................................................................................................................................................ 6
3 Product Overview ............................................................................................................................................................ 7
3.1 Hardware congurations ............................................................................................................................................. 7
3.2 Operation modes ......................................................................................................................................................... 7
3.2.1 Actuator (for single pump operation only!) .................................................................................................... 7
3.2.2 Controller ............................................................................................................................................................ 7
3.2.3 Cascade Relay .................................................................................................................................................... 7
3.2.4 Cascade Serial/Synchron .................................................................................................................................. 8
4 Model Number ................................................................................................................................................................10
5 Technical Data .................................................................................................................................................................12
5.1 General technical data ..............................................................................................................................................13
5.2 EMC requirements (Electromagnetic compatibility) .............................................................................................14
6 Dimensions and Weights ..............................................................................................................................................15
7 Additional Components ................................................................................................................................................ 17
7.1 Cable glands provided ............................................................................................................................................. 17
7.2 Assembly Instructions – All models.......................................................................................................................... 18
8 Electrical Installation and Wiring ................................................................................................................................19
8.1 Equipment protection ...............................................................................................................................................19
8.2 EMC- electromagnetic compatibility ....................................................................................................................... 21
8.3 Recommended Wire Types .......................................................................................................................................22
8.4 Wiring and connections ............................................................................................................................................ 22
8.4.1 Input voltage terminals ....................................................................................................................................23
8.4.2 Motor connection .............................................................................................................................................24
8.4.3 Power unit..........................................................................................................................................................24
8.4.3.1 Solo run (Hand Mode) ........................................................................................................................25
8.4.3.2 Addressing ........................................................................................................................................... 27
8.4.4 Control unit ....................................................................................................................................................... 28
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