Brass Fan Coil Unit Valve Electric Thermal Valve For Air Conditioner And Heating System
DRF electric heating valve is available for central air conditioning and heating system's water opening and closing, control valve depends on the ceresin wax propeller to reset spring, when it woking, the thermostat give a signal of opening,then the motorized valve has power to activate, the cold water or hot water come into the fan coil for providing the cool or heat air. the motorized will stop , and at the same time the water can't flow into the coil when the set temperature is achieved,so the room temperature is maintained.
DRF electric heating valve adopts ceresin wax propeller,there is no noise during PTC heating actuation working. it has spring reset function.after the power is off, the valve is closed and the running place will be instructed by indication, the screw installation is very easy,fast and convenient,