Handle controlled locks are best suited in medium traffic doors. The lock can be switched between fail-locked and fail-unlocked states. The locks can be electrically controlled by access control system or by a remote control system such as timer, keypad or push button. The locks can be used fire rated doors. Both inside and outside handles are electrically controlled. Mechanical opening by cylinder or thumbturn is always possible. Recommended to be used in interior doors of business premises, public buildings, hospitals, educational premises etc.