SASV20 series of electric valve can be equipped with auxiliary switch, used in other equipment control; and can take different forms of takeover, suitable voltage to meet different needs. SASV20 series electric valve SAS-3T series fan coil electric valve is used to control the central air conditioning fan coil cold water or hot water on-off. The output signal from the room temperature controller to control the electric valve motor, and then through the deceleration mechanism and the return spring to open and close the valve to achieve the pipeline cold water or hot water off, so as to achieve the purpose of indoor temperature. Specifications: Operating voltage: 220 ~ 240VAC, 50 / 60Hz Motor category: Hysteresis synchronous motor Nominal pressure: 1.6MPa Stroke range: 3mm ~ 5mm Applicable fluid temperature: 1 ~ 95 ℃ Applicable medium: chilled water, hot water, low pressure steam Full trip open, closed time was: about 10 seconds, about 5 seconds