The Allen-Bradley Bulletin 140MG series consists of protection circuit breakers for motors. These breakers are intended for efficient short-circuit and overload protection. These breakers also provide precise control for the connected motor while ensuring reliable protection for industrial applications. They are small, with high interrupting capacities and adjustable trip settings that allow them to fit into any automation system. The Bulletin 140MG series improves equipment safety and system reliability by preventing motor damage and reducing downtime.
Browse available units in our catalog of Bulletin 140MG.
This three-pole unit operates effectively across a range from -25 °C to 60 °C, accommodating harsh environments. It features a G frame size with an adjustable magnetic current trip range extending fro
This MCCB type is rated for a breaking capacity between 35 and 65 kA at 480 volts. The device has a rated operational current of 3A and is designed for mounting in either panel or open styles. It meet
This circuit breaker supports right-side mounting and includes auxiliary and alarm features. It operates within a temperature range of 0 to 40 degrees Celsius and can be stored at temperatures up to 5