Current security limiter circuit breaker contact mechanism having isolating container with rotating switching shaft having symmetrical springs and contact bridge contacting via control cams.

摘要

The contact element has an isolating container (4) with a rotating switching shaft (6) and a rotating contact bridge (10) and two sets of torsion springs, and connection bars (24). The switching shaft has springs (36) in symmetry with a contact bridge via control cams (34).