fire damper , regulating valve
Nanjing
A Quality Product from
Jiangsu Sentai Environmental Science and Technology Development Co., Ltd. [View Profile]
Nanjing - China
Description :
Auto exhaustsmoke fire damper
sphere of application：
It is mounted in the wind tube of smoke proof system or suction inlet of exhaustsmoke blower and close usually. When on fire, central signal is received and valve is turned on to exhaust smoke. When the airflow temperature is 280℃, valve close automatically to stop the smoke and fire.
Performance:
1. It is usually closed. When on fire, smoke detector send the electric signal（DC 24V） by control centre. The Electromagnet in executing agency connect the current and work. The valve turns on automatically and output the electrical signal of open.
2. when the temperature of airflow is 280℃, valve close.
3. Valve can be turned on and reset by hand.
4. controller power is DC24V，electric current is 0.3A；
5. After the valve works, DC machine drive to reset.
6. After the action signal and reset signal is feed backed to control centre, interlocking equipment is started.
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Jiangsu Sentai Environmental Science and Technology Development Co., Ltd.
Fan coil, air diffuser, air grille , diffuser, heat exchanger, radiator, breakwater, muffler, filter, fire damper, regulating valve, air handling unit, fan, and so on.
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