8
Electrical wiring
The heat pump is delivered without plug.
For the electrical connection of the heat pump use the connectors L, N and grounding.
Connections 1 and 2 are signal connectors from the filter pump to the heat pump. If this connection is used, the
heat pump will switch off automatically when the filter pump is switched off.
Warning! This connection should be used only when using a filter pump with a maximal power of 200W.
Verify the local power supply and the operating voltage of the heat pump. It is recommended to use a separate
circuit breaker (slow type
–
D curve) for the heat pump together with. the proper wiring characteristics. The
current to the heat pump should only be applied when the filter pump is running. For example, a relay controlled
by the filter pump could be used to activate the current to the heat pump. Connect the electrical supply to the
junction box inside the heat pump. All heat pumps require a single-phase connection. Earthing the heat pump is
required to protect you against electrical shocks caused by an eventual short circuit inside the heat pump.
The heat pump is not equipped with a flow switch or any other kind of water flow detection.
Therefore, the heat
pump has to be wired electrically together with the filter pump to ensure water flow while the heat pump is
running.
Please consult the Appendix for more information
Содержание Harmo PAC Series
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Страница 16: ...16 Appendix wiring diagram Model ZVWX1017 ZVWX1023...
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Страница 19: ...19 Model ZVWX1052 ZVWX1062...