Door motor： 1. press button operation, power-driven make shutter open and close, limit switch can control stroke accurately. 2. while no power-driven, pull the hand chain, the doors can be move up slowly, pull down the auto chain, the door can move down auto. 3. With remote control and password button, they can make the doors opened and closed. 4. With fire-proof electronic control boxes and smoke control and the temperature probe sensor, they can detect the fire, the smoke, meet the performance load GB14102-93 standard. 5. With different emergency doors settings, it can close the doors when no power and nobody
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Trade Leads Directory -> All Trade Leads -> Construction -> Doors & Windows -> Door motor
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