Mitsubishi HK-KT7M3BG1-1-12 3-Pole Circuit Breaker 800-1600A

The Mitsubishi HK-KT7M3BG1-1-12 is a 3-pole circuit breaker designed for overcurrent and short-circuit protection in high-power industrial electrical systems. It features an adjustable rated current (Ir) ranging from 800 to 1,600 amperes, allowing flexible adaptation to a variety of load requirements. The unit provides an ultimate short-circuit breaking capacity (Icu) of 85 kA and a service short-circuit breaking capacity (Ics) of 43 kA at 440 V AC, ensuring reliable fault clearance under demanding operating conditions. The 3-pole configuration delivers comprehensive phase protection across three-phase AC power supplies. This circuit breaker is suited for installation in main distribution panels, motor control centers, and other critical points within industrial power networks where dependable high-current protection is essential. Manufactured by Mitsubishi, a recognized producer of electrical protection and distribution equipment, the HK-KT7M3BG1-1-12 supports safe and continuous operation of downstream equipment and cabling in heavy-duty applications.