About this product

Lauritz Knudsen dsine DY250U1, DU250C, DU250 and DU400N moulded case circuit breakers cover 125 A to 400 A in 2 pole, 3 pole and 4 pole versions with a thermal-magnetic release, at breaking capacities of 10 kA, 25 kA, 36 kA and 50 kA at 415 V AC. Two pole units are rated 65 kA at 240 V AC, and DC ratings are 15 kA for DU250 and 25 kA for DU400N at 250 V DC with two poles in series at L/R below 15 ms. The overload setting is adjustable from 0.8 to 1.0 x In. Spreader terminals are included and phase barriers are supplied with all MCCBs. A common sheet steel enclosure covers 2P, 3P and 4P for DU250 and DU250C. Conforms to IS/IEC 60947-2 and IEC 60947-2.