Allen-Bradley 140G-K3F3-D40-SD Global Molded Case Circuit Breaker, 480 VAC, 400 A, 35 kA Interrupt, 3 Poles, Adjustable Magnetic/Adjustable Thermal Trip

140G molded case circuit breakers have nine different frame sizes with a range of 10 to 3000 A to accommodate your required current ratings and breaking capacities. With a wide range of operators and accessories, these circuit breakers provide the protection of circuits against overload, short circuit and ground fault.