The 111978 is a molded case circuit breaker from the Eaton Power Defense series, designed for high-current applications. It features three poles and is rated for 800A with a breaking capacity of 50kA. The circuit breaker includes adjustable overload release settings, with a range starting from 400A, and provides reliable insulation with voltage ratings of up to 500 V AC between auxiliary and main contacts, and 300 V AC between auxiliary contacts. It complies with relevant standards for resistance to normal heat conditions, ensuring safe and dependable operation in electrical systems.
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