Fire smoke exhaust valve

Function: Installed on the pipe of the mechanical smoke exhaust system, it is usually open, and it is closed when the smoke temperature in the pipe reaches 280°C in the case of fire, which plays the role of smoke insulation and fire resistance.

Performance: When the flue gas temperature in the pipeline reaches 280℃, the temperature sensor operates and the valve is closed by the motor; When the temperature is lower than 280°C, the temperature sensor operating valve is reset by manual or motor; Output action signal and interlock control.