This standard specifies a method of verifying the performance of circuit breakers with a locked tripping
system.
It shall be used together with EN 3841-100.
The test is intended to estimate the consequences of a trip failure in the case of a short-circuit.
BS EN 3841-307:2005 history
2005BS EN 3841-307:2005 Aerospace series - Circuit breakers - Test methods - Performance with a locked tripping system
2004BS EN 3841-307:2004 Circuit breakers-Test methods-Part 307:Performance with a locked tripping system