Moulded Case Circuit Breaker

APPLICATION RDM1 series of moulded case circuit breaker (MCCB)is a new type product developed and manufactured by adopting international advanced technology. It is supplied with rated insulation voltage 800V and used for circuit of AC50Hz, rated operating voltage AC 400V or below rated operation current up to 800A for infrequent changing over and starting of the motors. Equipped with the protection devices for over-current, short circuit and undervoltage, the product is capable of preventing damage of circuits and supplying units The product conforms to IEC60947-2. SPECIFICATION TypeRated current(A)Num-ber of PolesRated operating voltage (V)Rated insulation voltage(V)Arcing over distance (mm)Ultimate short circuit breaking capacity (KA)Service short circuit breaking capacity (KA)Operation performance ON OFFRDM1-63L6,10,16,20,25,32,40,50,633P,4P400V500V025181500, 8500RDM1-63M05035RDM1-100C10,16,20,25, 32,40,50,63,80,100400V, 690V800V02518RDM1-100L0(≤50)3522RDM1-100M0(≤50)5035RDM1-100H0(≤50)8550RDM1-225C100,125,160, 180,200,225≤5025181000, 7000RDM1-225L≤503522RDM1-225M≤505035RDM1-225H≤508550RDM1-400L225,250,315, 350,400≤5050251000, 4000RDM1-400M≤506535RDM1-400H≤5010055RDM1-630C400,500,630≤1003525RDM1-630L≤1005025RDM1-630M≤1006535RDM1-630H≤10010065RDM1-800M630,700,800≤1006542RDM1-800H≤10010065