GFA SI 8.20:
This device ensures the safe operation of vertically moving doors against dropping.
In case of power failure, you can operate the door manually with limited force.
The integrated safety brake protects against dropping of the door due to breakage or wear of the gear teeth.
The force required for emergency manual operation (max. 127 N) serves as an indicator for the existence of impermissible forces or blockage of the door system.
GFA SI 8.20:
This device ensures the safe operation of vertically moving doors against dropping.
In case of power failure, you can operate the door manually with limited force.
The integrated safety brake protects against dropping of the door due to breakage or wear of the gear teeth.
The force required for emergency manual operation (max. 127 N) serves as an indicator for the existence of impermissible forces or blockage of the door system.
GFA SI 8.20:
This device ensures the safe operation of vertically moving doors against dropping.
In case of power failure, you can operate the door manually with limited force.
The integrated safety brake protects against dropping of the door due to breakage or wear of the gear teeth.
The force required for emergency manual operation (max. 127 N) serves as an indicator for the existence of impermissible forces or blockage of the door system.
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