Anti-drop device Butzbach

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    The anti-drop device for 100% protection from falling doors and cladding

    Safety is a major criterion when operating power-operated or manually operated doors and cladding. An elementary component of the safety features is a DIN-certified anti-drop device. With the Butzbach AS-D anti-drop device, we can offer you a certified safety system for versatile use with doors and rolling doors.

    The Butzbach AS-D anti-drop device is easy to install and maintain. It can be easily integrated into stacking doors, swing doors, hinged doors, counter-balanced doors, sectional doors, rolling doors, roller shutter doors, noise protection doors, powered windows, machinery guards and equipment room doors – no matter whether it’s a new system or an existing one being retrofitted.

    Your advantages
    • Certified safety
    • Simple assembly
    • Flexible use
    • Low maintenance
    • Longevity
    • Retrofittable
    Our performances
    Maximum safety

    The Butzbach anti-drop devices are tested by the German Technical Inspection Association corresponding to the state of the art and fulfilingl all relevant guidelines. An integrated monitoring system ensures that the anti-drop device is always on standby.The Butzbach anti-drop device catches falling door leaves or claddings instantly and stops them. If the anti-drop device has been activated, the door leaf can be easily put back into working position immediately afterwards. After it has been checked, the anti-drop device is again ready for operation.


    Butzbach anti-drop devices are self-supporting and can be easily mounted on any existing system. Neither the door construction nor the statics of the building or the machine have to be changed.

    Each safety gear can be easily integrated into an existing system. The safety rail can also be used as a guide rail.

    Easy assembly

    The Butzbach anti-drop device is delivered ready for installation. It comprises a pair of aluminium safety rails and a pair of fall arresters, as well as an integrated damping system in types 200-D and 400-D. In addition, you will also receive the right installation brackets for your requirements. The Butzbach anti-drop devices are self-supporting and can easily be integrated into any system. No modifications have to be made to either the design of the door, the building statics or the machine

    Technical data

    Butzbach anti-drop devices are available in different versions. The type designations indicate the permissible overall weight of the door leaf or cladding in kilograms. We would be pleased to advise you on our anti-drop devices for systems with low lintel heights.

    Type AS 200-D AS 400-D AS 800 AS 1000 AS 2000
    TÜV test number Tor FV 8/136 Tor FV 8/136 Tor FV 8/137 Tor FV 4/027 Tor FV 6/093
    Operating speed 0,5 m/s 0,5 m/s 0,5 m/s 0,5 m/s 0,5 m/s
    Permissible leaf weight per pair 204 kg 428 kg 818 kg 1000 kg 2000 kg
    Catching force per safety rail 5800 N 12.180 N 43.964 N 40.850 N 73.000 N
    Safety rails (WxD in mm) 31 × 67 31 × 67 46 × 104 52 × 124 52 × 124

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