Rolling door operator of San Yuan. The
latest characteristics of the new design:
1. Heat protection and safe security:
The motor itself has precise heat
reconnoitered machine. When it's out of work, it will cut the power
automatically to keep the door and motor from damaging.
2. The gear preventing opposite running and
handed-operation gear:
The product has the gear preventing
opposite running to avoid artificial mistake and the scrolling door running
opposite. Besides, it can fall automatically or be risen by pulling chains in
the power failure; operating easily and quickly.
3. Security gear and operated explanation:
There is an electric butterfly brake in the
product. The chain plate will totally brake away from the motor while running
and it can't start the motor to prevent the operated mistake until the machine
stops.
4. The gear preventing folding and running
opposite:
When it falls automatically and is blocked,
it won't fold and run opposite to damage the door.
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