MCAC-HTSM-201906 Midea R410A Direct Heating Type HPWH 50Hz Technical Manual
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2.7 Water tank installation
The water tank temperature sensor (T5) can not be placed in the water or on the water pipe directly.
The water tank must be set a temperature pipe where the temperature sensor (T5) is installed.
The water tank must have some safety devices to protect it such as temperature cut off switch, pressure
and temperature relief vale, etc.
Make sure E-heater is covered with water all the time.
Figure 3-2.11: Water tank installation
Water cycle pump selection:
RSJ-120/ZN1-H
Circulative heating rated water flow
Water resistance of circulative rated water flow
RSJ-200/SZN1-H
Circulative heating rated water flow
Water resistance of circulative rated water flow
RSJ-420/SZN1-H
Circulative heating rated water flow
Water resistance of circulative rated water flow