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6 Electric connection
.
6 1 General
The heat pump must not be connected without the permission of the electricity supplier and must be
connected under the supervision of a qualified electrician.
Wires, spare parts and materials etc. must satisfy the relevant standards issued by the host country or region.
The heat pump does not include an isolator switch on the incoming electrical supply. The power supply
cable must be connected to a circuit-breaker with at least a 3 mm breaking gap. Incoming supply must
comply with the technical requirements, with ground wire, via a distribution board with fuses.
If an insulation test is to be carried out in the building, please make sure to disconnect the heat pump.
To avoid the possibility of false action caused by electromagnetic coupling, the communication wire must
be STP(Shielded Twisted Pair). The size of communication wire should not less than 0.5mm .
Connection method between wired controller and control board
With 3
wires(must in order to avoid defect) maximum 100m length.
Electrical installation and service must be
carried out under the supervision of a qualified
electrician. Electrical installation and wiring must
be carried out in accordance with the stipulations
in force.
Isolator switch
,
Note!
Back of wire controller
16
:
2
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