HGB3-63 series miniature circuit breakers have the functions of short circuit protection, overload protection, control, isolation, etc. This series of circuit breakers are applicable to low-voltage terminal distribution line protection in the fields of industrial, civil buildings, energy, communication and infrastructure construction with AC frequency of 50Hz/60Hz, rated working voltage of C240/400V and rated working current of 63A. Product standard: GB/T10963.1 IEC 60898-1. HGB3-63 series circuit breakers are characterized by small size, simple structure and high reliability. The circuit breaker has rich functional accessories, including auxiliary contact, alarm contact, shunt release, undervoltage release, overvoltage release, overvoltage and undervoltage release and other accessories. The width of auxiliary contact and alarm contact in these accessories is 9mm, and the width of other accessories is 18mm.
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