The selection of fan coil thermostat
the selection of fan coil hvac thermostat, fan coil motor valve normally closed normally open and two general points, normally closed type refers to the power when the valve closed, normally open type is power off when the valve is fully open. Also connection points and three lines and two wire system, large diameter were mostly three-wire system, there will be two line of small diameter and three-wire system two kinds.
electric valve is the high level product in the automatic control valve, it can not only realize the switch function, the external regulation electric valve can achieve valve regulating function. Electric actuator stroke can be divided into: 90 & deg; Angle of stroke and stroke two kinds, special requirements can also satisfy the 180 & deg; 270度; 360度; The whole trip. By the Angle of electric actuator using with Angle of valve, valve & 90 deg. Spin control within pipe flow on and off; Straight travel electric actuator using with straight trip valve, valve plate up and down movement control pipe flow on and off.
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ac thermostat is sold in oversees market and has high reputation. Besides, our products are sold with reasonable prices.