Cold air recovery air energy heat pump water heater device
The utility model discloses a cold air recovery air energy heat pump water heater device which comprises a compressor, a four-way valve, a user side heat exchanger, an electronic expansion valve, an air-cooled evaporator, a vapor-liquid separator, an axial flow fan and an air pipe, and an exhaust po...
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Format: | Patent |
Sprache: | chi ; eng |
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