Overcurrent circuit breaker, comprises two sections in single-piece construction made from electronically-screening material, being die-cast metal, or coated, injection-molded plastic

摘要

First and second parts of the casing (10, 12) form a single-piece construction. The entire casing is made from electronically-screening material. It is die-cast in zinc or aluminum. It is alternatively in electronically-conductive plastic. The first part of the casing (10) includes an electronically-screening coating, preferably an inner coating. The casing is made of plastic and is preferably injection-molded.