72-XXTDB handle control lock are used especially in situations where the advantages of handle controlled unlocking have to be combined with the mechanical security requirements. The integrated monitoring contacts from the lock can be connected to the different systems. When door closes, dead bolt is thrown out automatically, double action latch is blocked and the lock case is secured in two points. The 72-XXTDB could be selecting between fail safe and fail secure on the lock as required. 72-XXTDB with split spindle function. Outside handle is engaged electrically, e.g. by electric access control. By pressing engaged handle, dead bolt is retracted and double action latch released. Inside handle opens lock mechanically (exit function), no need for electric control.

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