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The Allen-Bradley 140U-D6D2-B30 is a versatile molded case circuit breaker within the 140U MCB series, renowned for global application compliance under UL489 standards. It features dependable current limiting technology with dual-pole configuration, offering fixed short circuit and overcurrent protection at a rated current of 3 Amps. With a compact frame size and dimensions of 45mm by 102mm by 85mm, this breaker ensures up to 50% space savings and showcases high performance with a magnetic trip range of 15 to 20 Amps and up to 100 kA breaking capacity. It operates efficiently at a voltage rating of up to 480 Volts, while its minimalistic design reduces wiring errors and installation costs, making it ideal for feeder circuits, control circuits, and HVAC applications.