Interlocking device HST® B

Interlocking device HST® B is used for locking switching devices (circuit breakers, disconnectors, earthing switches etc.). By turning the key, the bolt moves into a corresponding recess on the handle or the control unit of the switching device and locks. The key can be removed only in this position. The interlocking device HST® B is not suitable for locking guard doors, flaps or similar.