Tripping unit for a circuit breaker
Tripping unit (2) for tripping the main contacts of main circuits of a multipolar circuit breaker (1) by mechanically actuating a latching mechanism (14) in the circuit breaker (1) when an over-current in at least one of the main circuits is detected, wherein the tripping unit (2) is pluggable conne...
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| Format: | Patent |
| Sprache: | eng ; fre ; ger |
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| Zusammenfassung: | Tripping unit (2) for tripping the main contacts of main circuits of a multipolar circuit breaker (1) by mechanically actuating a latching mechanism (14) in the circuit breaker (1) when an over-current in at least one of the main circuits is detected, wherein the tripping unit (2) is pluggable connected to the circuit breaker (1) and comprising at least one bimetal strip (33a, 33b, 33c) which is connected in series to a main circuit of the circuit breaker (1) and wherein the bimetal strip (33a, 33b, 33c) is operative connected with the latching mechanism (14). |
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