The CHINT NB1-63DC 500VDC DC circuit breaker range (6A to 63A) is designed for safe and reliable protection of modern DC electrical systems. Built for demanding applications such as solar photovoltaic installations, battery energy storage systems (BESS), EV charging infrastructure, and industrial DC distribution networks, this series provides dependable protection against overloads and short-circuit faults. With 6 kA breaking capacity and C-curve tripping characteristics, the NB1-63DC ensures fast, stable protection. Built to IEC/EN 60947-2 and RoHS standards. Compact DIN-rail mounting, high breaking capacity, and reliable mechanical performance make the CHINT NB1-63DC series a trusted choice for renewable energy and DC power professionals.

Technical Specification: 

• Standards & Certifications: IEC/EN 60947-2 
• Rated Voltage (Ue): DC 500 V, 2P
• Rated Current (In): 25 A
• Poles: 2P 
• Tripping Curve: Type C (7–10 × In)
• Rated Short-Circuit Breaking Capacity (Icu): 6 kA
• Installation: DIN rail mounting, plug-in structure
• Accessories: Click here

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