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Ac-dc-rated miniature circuit breakers are UL 489, 1077 listed


WEIDMULLER BR and SU Series of DIN-rail mounted, thermal magnetic miniature circuit breakers (MCB) provides a complete range of UL 489 listed Branch circuit breakers and UL 1077 listed Supplementary circuit breakers, all rated for both ac and DdcC circuits. Devices are equipped with a trip-free, snap action toggle and easy visual status indication. At 17.6mm wide (one-pole), they are available in one-, two- and three-pole versions with an amperage range up to 63A, and in B, C, or D trip curve options to meet application needs. Devices deliver a wide voltage range of 120/240/277/480Vac and 60/125Vdc for single-pole and double-pole versions.


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