Air-to-water Heat Pump
29
MONOBLOC TYPE
13. Optional Electric Heater
Optional electric heater is allowed for the equipment and controlled in such a way when outdoor temperature is
lower than the set point for startup of the optional electric heater.
Step 1. Optional electric heater installation
Optional electric heater should be installed with monobloc unit in series.Moreover,an accessory called optional
water temperature sensor(5 meter length) shall be installed at the same time.The optional electric heater could be
1group or 2 group, and only works fo space heating.
.
Water Tank
Mixing
Valve
Water Pump
Floor
Temp.
Tank Temp. of
Heatpump syste
m
3-Way
Valve 2
2-Way
Valve 1
Water Tank EH
Optional
Water Temp.
Sensor
Monobloc Unit
Optional
E-heater
Step 2. Electric wiring work
AC contactor shuould be installed to XT3 KM1(1 group electric heater) or KM1 and KM2(2 group electric heater).
Optional water temperature sensor connecet to AP1 CN16.
AP1
CN16
optional water temperature sensor
Step 3. Wired controller setting
Optional electric heater should be selected "1/2" group if necessary from COMMISION
→
FUNCTION,then set
Содержание GRS-CQ12Pd/NhG-K
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