Schneider C65H-DC C10A specialized Miniature Circuit Breaker

Product Overview

he C65H-DCCI0A is a precision-engineered 2-pole miniature circuit breaker purpose-built for high-voltage direct current (DC) infrastructure. Featuring a specialized thermal-magnetic trip unit and C-curve response, it ensures superior protection for sensitive electronics in solar PV, telecommunications, and battery storage systems where electrical fault management is critical.

Technical Specifications

• Brand: Schneider Electric

• Product Series: Multi9 C65

• Model Designation: C65H-DCCI0A

• Pole Configuration: 2P (Double Pole)

• Rated Current ($I_n$): 10 A at 25 °C

• Magnetic Tripping Curve: C-Curve (7 to 10 $I_n$)

• Ultimate Breaking Capacity ($I_{cu}$): 10 kA at 250 V DC (Per pole)

• Rated Insulation Voltage ($U_i$): 500 V DC

• Operational Durability: 20,000 Mechanical cycles / 10,000 Electrical cycles

• Temperature Resilience: -30 °C to +70 °C

• Physical Dimensions: 84 mm x 36 mm x 73.5 mm

• Net Weight: 0.68 kg

• Installation: Standard 35mm DIN Rail

Typical Applications

• Solar Photovoltaic Systems: Protection for string level DC circuits and inverter input stages.

• Battery Storage Units: Safeguarding energy storage systems (ESS) against discharge overcurrents.

• Telecom Power Distribution: Reliable circuit interruption for -48V or high-voltage DC communication racks.

• Industrial DC Motors: Handling the moderate inrush currents of small to medium DC motor starters without nuisance tripping.