Patent ID: 6735066
Filing Date: 2004-05-11
Classification: E04G,H01H,H02H

Abstract:
A protective device for an electric load comprising:a mains connection; a feed line from the mains connection to the load; and a switching device provided in the feed line and operable to switch the load on and off; a fault current circuit breaker arranged in the feed line between the mains connection and the switching device, wherein the fault current circuit breaker includes a fault detection device operable to provide a switching signal upon detection of a fault current, and a first interrupter that is in communication with the fault detection device and that is configured to interrupt the electrical current supply from the mains connection to the switching device upon receiving the switching signal from the fault detection device; and further comprising a second interrupter in communication with the fault detection device and located between the first interrupter and the load, the second interrupter being configured to interrupt the electrical current supply from the mains connection to the load upon receiving the switching signal from the fault detection device.