Air Source Heat Pump Water Heater
22
9.2 Wire Connections
(1) Unscrew the screw on the connection box cover on the right side panel of
the main unit to open the connection box cover. Figure 9-1 shows the external
wiring.
Figure 9-1 External wiring for CH-HP3.5SWNK mapping WT200SW1.5ENK
①
. Power cord 3
×
1.5mm
2
(H07RN-F)
②
. Power cord 3
×
1.5mm
2
(H07RN-F)
(2) If the unit is equipped with a grounding cable, connect one end of the ground
cable to the grounding screw of the water tank, and the other end to the grounding
screw in the connection box on the right panel of the main unit.
(3) Select an appropriate power cable (with a leakage circuit breaker) according
to the power configuration table, and connect it to the main power supply.
(4) Connect the interface of the temperature sensor delivered with the water
tank to the interface coming from the connection box of the main unit according to
the identifiers (
“TOP” for “TOP” and “BOTTOM” for “BOTTOM”) on the line of the