... compressors, with built-in thermal overload cut-out and crankcase heater, mounted on rubber vibration dampers.Mod. 10 and 12 ... energy source,including soil,groundwater,surface water etc.).The ground surface is a enormouos solar energy collector,which collects 47% of the ... , cinemas, stadiums, recreations, office blocks, factories and so on. water source heat pump water heater (muti-function type)