... Pump -Water to Water Heat Pump -Ground Source Heat Pump -Energy Saving Heat Pump -CE, CRAA Certificate LTWHM(R) Series ... screenSecurityOverload, high voltage, wrong Phase, water, oil, antifreeze switch, high temperature protectionCompressorTypeclosed scroll ... R407c, R410a etc.)Chargekg78111417212527334254EvaporatorTypeHigh Efficient Casing Circulation-type Tube in Tube Heat ExchangerWaterCoolingm3/h6 ...