Contact assembly of circuit breaker

摘要

A contact arm assembly including a plurality of substantially parallel plates (230) having a space between each of the plurality of substantially parallel plates and a plurality of finger assemblies (201-204), at least one of the plurality of finger assemblies being pivotally attached to the plurality of substantially parallel plates and being located in the space between each of the plurality of substantially parallel plates, each of the plurality of finger assemblies having a body and an arc runner, the arc runner being locked against the body in at least two locations.