The C65H-DCC6A is a specialized 2-pole DC circuit breaker engineered for high-reliability electrical protection. Featuring a thermal-magnetic C-curve trip unit, this compact 6A protector is purpose-built to manage the unique arc-extinguishing requirements of direct current systems in solar, telecom, and industrial battery applications.
Technical Specifications
Brand: Schneider Electric
Product Series: Multi9 C65
Model Designation:C65H-DCC6A
Number of Poles: 2P
Rated Current ($I_n$): 6 A at 25 °C
Tripping Curve: C-Curve (7 to 10$I_n$)
Breaking Capacity ($I_{cu}$): 10 kA at 250 V DC / 500 V DC
Rated Insulation Voltage ($U_i$): 500 V DC
Mechanical Life: 20,000 Cycles
Electrical Life: 10,000 Cycles
Operating Temperature: -30 °C to +70 °C
Mounting Standard: 35mm DIN Rail
Terminal Type: Tunnel terminals for secure wiring
Dimensions (W x H x D): 36 mm x 84 mm x 73.5 mm
Net Weight: 0.67 kg
Typical Applications
Photovoltaic (PV) Systems: String-level protection for solar arrays and DC inverter inputs.
Battery Storage (BESS): Overcurrent mitigation for small-scale energy storage and UPS battery banks.
Telecommunications: Reliable power distribution for -48V DC infrastructure and communication nodes.
Transportation: Circuit protection for auxiliary DC systems in railway and marine electronics.
