5925-12-162-8515

Circuit Breaker

5925121628515 121628515 412-K54-FN2-6A 5925000030 5551055 788538 0107 3539 7.251.111.000 1774-054 1774054 8413481 532382010100 536080153080 412K54FN2-6 412-K54-FN2-6

A device with means other than fuses for automatically opening the circuit in which it is installed when the current varies from the predetermined value for which the device is set. May include provisions for manual operation. At least one set of contacts must be in series with the actuating element(s). A combination of semiconductor and passive devices may be used in lieu of contacts. For automatically operated items in which the actuating (tripping) element and contacts are not in series, see RELAY (as modified). For items which are operated both manually and automatically but the actuating elements and contact are not in series, see RELAY-SWITCH. Excludes CIRCUIT BREAKER BOX and magneto "breaker" assemblies. See also SWITCH (as modified); and CONTROLLER. View more Circuit Breaker