Feature 1 Overload and Short Circuit Protection: Our 4P circuit breaker is applied to defend power distribution facilities from overload and short circuit damage, and also for control and isolation. 2 Tripping: This circuit breaker's electromagnetic tripping system can be tripped immediately when the circuit is short circuited to ensure circuit safety. 3 Arc Extinguishing: Usually DC arc extinguishing is more difficult than AC. However, our DC circuit breaker has a magnetic system to assist in arc extinguishing. 4 Installation Method: This 4P miniature circuit breaker has a modular structure, screw clamp wire, and can be installed on 35mm(1.4in) DIN rail. 5 Wide Range of Application: The 4P miniature circuit breaker is used for DC power systems, marine power systems, solar photovoltaic systems or other DC systems.Item Type: Circuit BreakerModel: DZ47s 63ZMaterial: Pa66Rated Current: 50ARated Voltage: DC1000VRated Limit Short Circuit Breaking Capacity (Household Icn): 6000AUse: Solar photovoltaic special, electric motorcycle, electric car special.Mechanical Life: 20000 timesApplicable Temperature: -35 to +70 Package List1 x Circuit Breaker