Allen Bradley 140U-D6D3-B40 Ser B 4A Circuit Breaker 189083

The Allen-Bradley 140U-D6D3-B40 thermal/magnetic circuit breaker is a fixed thermal/magnetic circuit breaker with 3 poles and a Size D frame. It is a member of the Bulletin 140U series of compact circuit breakers. The 140U-D6D3-B40 thermal/magnetic circuit breaker operates at an AC voltage rating of 600 Volts and at a current rating of 4 Amps. It can be used to protect the circuits of devices like transformers and distribution panels. The 140U-D6D3-B40 thermal/magnetic circuit breaker supports a variety of optional accessories that can be field-installed.