Eaton Cutler-Hammer AA13A U 27A 600V 3P three-phase circuit breaker is a 3-pole protective device rated for 27 A and designed to interrupt three-phase circuits at up to 600 V. It is used to protect electrical feeders and equipment in distribution systems from overloads and short circuits. This model belongs to Eaton’s Cutler-Hammer family, identified by the AA13A designation.
