Characteristics: Normally open state, fire smoke (temperature) sensor through the control center to send electrical signal (DC24V), the actuator in the electromagnet action valve automatically closed, and output closing signal, valve can be remote electrical manual close; The valve is reset manually after operation. When the temperature rises to 280C, the fuse will close and the valve will close automatically. The smoke exhaust fire valve is generally composed of valve body, blade, actuator and temperature sensor.

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  CCCF certified products

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  CMA metrological certification

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  National quality supervision, inspection and certification

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  China recognizes the joint symbol of international mutual recognition

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  China recognizes the joint symbol of international mutual recognition