Scope of Application

DZ47Z-63 DC Mini Circuit Breaker (similar to C45N MCB) is suitable for the circuit of AC 50 / 60Hz, rated voltage of 230 / 400V, rated current of 63A, or the circuit of DC voltage of 220V, rated DC current of 63A, to protect overload and short circuit, and infrequent transfer between circuits under normal circumstances, also be used as the isolating switch for cut-off circuit to maintain circuit and equipment.
DZ47Z-63 Has the functions of overload protection, short circuit protection, control and isolation. DC MCB is mainly used in DC power supply system, ship electric power system and electric propulsion system, PV power system and other places.

 

Main technical parameters

■ Rated current: 1,2,4,6,10,16,20,25,32,40,50,63 A
■ Frame rating: 63A
■ Poles: 1P / 2P / 3P / 4P
■ Rated operating voltage DC: 125V / 250V / 500V / 1000V
■ Impulse withstand voltage Uimp: 6kV
■ Quick closure: to ensure reliable work of the impact load, to extend the electrical life of the circuit breaker
■ Breaking capacity: 4.5kA
■ Current Limit Level: 3
■ Mechanical life: 10,000 times
■ Electrical life: 1000 times
■ Environmental operating temperature: -30 ℃ ~ 70 ℃
■ Resistance to heat and humidity: Class 2 (temperature 55 ℃, relative humidity 95%)
■ Elevation: not more than 2000M
■ Installation: no significant vibration and shock place, tunnel-type terminals, wiring of DC circuit breaker, please pay attention to polarity, modular structure, easily installed in the TH35-7.5 DIN standard rail, 1 ~ 32A: 2.5 N, 40-63A: 3.5N.
■ Wiring: 1 ~ 32A: 25mm 2 and below, 40 ~ 63A: 35mm 2 and below
■ Protection class: Ip20
■ Standards: IEC60898-2 / GB10963.2
■ Certification: CCC, CE
■ Tripping characteristics: Type C curve, instantaneous trip range (6.8 ~ 10.2) In, protect the normal load and power distribution cable; Type B curve, instantaneous trip range (4.4 ~ 6.6) In, protect the load of smaller short circuit current.