The 140M-F8E-C45-SX is a motor protection circuit breaker designed for industrial applications. It features a high-performance magnetic trip with an adjustable thermal current range of 32 to 45 amps, suitable for 3-phase systems up to 690 VAC. This frame size F circuit breaker offers a high breaking capacity of up to 65 kA at 480Y/277V, making it ideal for protecting motors and electrical circuits from overloads and short circuits. It is UL/CSA listed as part of a combination motor controller or as a self-protected device, with a lockable twist knob for secure operation.
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