YBRM5DC-630 Series DC Molded Case Circuit Breaker

YBRM5DC - 630 Series DC Molded Case Circuit Breaker for DC related circuits with an insulation voltage of DC1200V and below, an operating voltage of DC1000V and below, and a current rating of ≤ 630A at an altitude of 2000 meters and below, providing short circuit and overload protection for cables, electrical equipment, etc. Its rated current covers 250, 350, 400, 500, 600, 630A, etc., and in terms of breaking capacity, the rated limit short-circuit breaking capacity ICU of N-type is 36kA, and the H-type is 50kA (15kA for 4-pole products), and the rated operating short-circuit breaking capacity ICS is the same as that of ICU. Mechanical life 20000 times, 400V electrical life 10000 times. Thermal magnetic tripper long delay trip current setpoint (0.7 - 1.0) ×In, instantaneous 10×In±20%, no short delay. Product size 3P is W:140/L:255/H:110, and 4P is W:185/L:255/H:110. The heatsink assembly can flexibly adapt to the wiring method under different voltages, and has the function of overload…