Schalter mit Lichtbogenerfassung

摘要

Circuit-breaker comprising at least one chamber inside which there are contacts and blast means, the said insulating chamber being placed on an insulating support inside which there is an operating rod, the said circuit-breaker comprising a first and a second current intake, the said circuit-breaker comprising at least one fluorescent optical fibre, characterised in that the said fibre (25) is arranged inside the said support (17) and constitutes a loop symmetric about the said operating rod (16), each of the ends of the said fibre being connected to a photo-diode (26, 27) equipped with an amplifier. ……