140MG-G8P-C50

The Allen Bradley 140MG-G8P-C50 is a circuit breaker that exemplifies reliability and efficiency in electrical protection. This unit falls within the Bulletin 140MG series, recognized for its high-performance capabilities and robust design. The breaker has a G-frame construction, which ensures adequate safeguards in diverse applications. It is rated for a current of 50 Amperes, capable of addressing significant load conditions.

Designed for resilience in harsh environments, the 140MG-G8P-C50 offers adjustable magnetic protection that facilitates tailored settings according to system requirements. With a 3-pole configuration, this circuit breaker is adept at managing three-phase applications. The device operates with an insulation voltage rating of 800 volts in compliance with IEC standards, ensuring it meets stringent safety criteria. It can withstand impulse voltages as high as 8 kilovolts, which adds to its durability in fluctuating electrical conditions.

The rated operating temperature spans from -25 to 70 degrees Celsius, permitting its operation in extreme conditions. Similarly, it can be stored at temperatures ranging from -40 to 70 degrees Celsius without compromising its functionality. Its construction accommodates a wire temperature rating of 75 degrees Celsius, specifically for copper wiring.

With an impressive mechanical lifespan of approximately 25,000 operations, this circuit breaker embodies long-term reliability. The toggle control element enhances user interaction, facilitating straightforward operation and manual resetting. Weighing around 2.4 pounds (1.1 kg), the 140MG-G8P-C50 is manageable for installation. Instantaneous trip settings allow for quick responses to fault conditions, adjusting from 3 to 125 amperes, thus providing flexibility for various circuit protection scenarios.