Allen-Bradley 140M-F8E-C45 - Motor Protection Circuit-Breaker, Frame F 3-Pole, 32-45 A Adjustable

Allen-Bradley 140M-F8E-C45 Motor Protection Circuit-Breaker — Frame F 3-pole motor protection circuit breaker, adjustable 32-45 A. Allen-Bradley 140M-F8E-C45 motor protection circuit-breaker (manual motor starter), 140M series Frame F, 3-pole, with a thermal overload adjustable from 32 to 45 A and an adjustable thermal / fixed magnetic trip (13 x In). Provides combined motor branch-circuit and overload protection in a single IEC device. Note: this catalog number is discontinued (as of 02 May 2025); the engineering replacement is 140MT-F9E-C45..

MPN / SKU: 140M-F8E-C45

140M-F8E-C45 Applications

This Frame F, three-pole motor protection circuit breaker combines overload and short-circuit protection for larger IEC motors in one compact device. The thermal element is adjustable from thirty-two to forty-five amps, letting installers match the trip point to motor full-load current, while the magnetic element handles fault currents. It functions as a manual motor starter and disconnect and accepts front and side auxiliary contacts for signalling. The catalog number is discontinued; the engineering replacement is the newer 140MT-F9E-C45 in the 140MT range.

140M-F8E-C45 Specifications