YBRM5DC-250 Series DC Molded Case Circuit Breaker

YBRM5DC-250 series DC molded case circuit breaker, suitable for environments at an altitude of 2000 meters and below, rated insulation voltage up to DC1500V, rated working voltage of DC750/1000V, rated current covering 100 - 250A, the number of poles is available in 3P and 4P options. The breaking capability levels include N-type and H-type, with a rated limit short-circuit breaking capacity of up to 50kA and a rated operating short-circuit breaking capacity of ICS=100% ICU at different test voltages. Mechanical life 30000 times, electrical life (400V) 15000 times, equipped with thermal magnetic trip device, long delay tripping current adjustable range of (0.7 - 1.0)×In, instantaneous tripping is 10×In±20%, product size 3P is W:105×L:161×H:86, 4P is W:140×L:161×H:86. This series is suitable for DC non-grounding, negative grounding, center point grounding and photovoltaic system circuits, and can provide reliable short-circuit protection and overload protection for cables, electrical eq…

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