Optical acoustic fuse monitor

摘要

The optical acoustic fuse monitor comprises a U-shaped bow (1) to which a simple circuit with a battery supply in a battery compartment (3) is attached. In one embodiment the simple circuit comprises an on/off switch (2), an optical signal generator (4) and an acoustic signal generator (5) mounted on the long side of the bow. The contact (7) of the on/off switch faces the switch of the fuse device (13).