Circuit breaker with short circuit and overload trip indicator and according method
Circuit breaker contains interruptable contact mechanism (3) for current flow; and short circuit cut-out (2) for interrupting contact mechanism at short circuit and/or overload cut-out occurrence. To cut-outs is coupled display (6) for clear indication of cut-out reason.Preferably display is of mech...
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Sprache: | eng ; fre ; ger |
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Zusammenfassung: | Circuit breaker contains interruptable contact mechanism (3) for current flow; and short circuit cut-out (2) for interrupting contact mechanism at short circuit and/or overload cut-out occurrence. To cut-outs is coupled display (6) for clear indication of cut-out reason.Preferably display is of mechanical type coupled to each cut-out, and typically contains sprung display element (61), held in first position by movable cut-out element (22) of respective cut-out. It is driven to move into second position by position change of cut-out element. Independent claims are included for indication of state of protective circuit breaker. |
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