The CNC YCB8-63PV 2-Pole DC Miniature Circuit Breaker is mainly used in solar photovoltaic power generation systems. The maximum working voltage can reach DC1200V, and the rated current is up to 63A. It is used for overload and short circuit protection of the line, and can quickly cut off the fault current of the DC distribution system, protecting the important components in the solar power generation system – photovoltaic modules from the harm of DC side reverse current and AC side feedback current caused by inverter faults, ensuring the reliable operation of the solar photovoltaic power generation system. Features of CNC YCB8-63PV 2-Pole DC Miniature Circuit Breaker: High Voltage Capacity: Supports DC voltages up to 1200V, accommodating various PV system configurations. Current Range: Rated current options from 1A to 63A, providing flexibility for different applications. Breaking Capacity: Offers a breaking capacity of 6kA (default) or 10kA (H type), ensuring effective fault interruption. Tripping Characteristics: Available in B, C, and K tripping curves, catering to diverse protection requirements. Compact Design: Modular structure with DIN rail mounting for easy and space-saving installation. Dual Wiring Capability: Allows both upper and lower line connections, enhancing installation flexibility. Extended Service Life: Mechanical life of up to 20,000 operations and electrical life of 1,500 operations, supporting long-term use. Environmental Resilience: Operates within a temperature range of -25°C to +40°C and up to 2000m altitude. Compliance: Meets IEC60947-2 standards, ensuring international safety and performance benchmarks. Specifications of CNC YCB8-63PV 2-Pole DC Miniature Circuit Breaker: Model: YCB8s-63PV Number of Poles: 1P, 2P, 3P, 4P Rated Voltage (Ue): DC400V to DC1200V Rated Current (In): 1A, 2A, 3A, 4A, 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A Breaking Capacity (Icu): 6kA (default), 10kA (H type) Tripping Curves: B, C, K Insulation Voltage (Ui): DC400V to DC1500V Impulse Withstand Voltage (Uimp): 4kV Mechanical Life: 20,000 operations Electrical Life: 1,500 operations Protection Degree: IP20 Ambient Temperature: -25°C to +40°C Altitude: ≤2000m Wiring Capacity: Up to 25mm² Installation: DIN35 standard rail Uses: Photovoltaic Systems: Provides overload and short-circuit protection in solar PV installations. DC Distribution Systems: Ensures safe operation by interrupting fault currents in DC circuits. Inverter Protection: Safeguards against reverse currents and feedback from inverter faults. Benefits: Enhanced Safety: Quickly disconnects faulty circuits, protecting equipment and personnel. System Reliability: Prevents damage to PV modules and inverters, ensuring consistent energy production. Versatility: Accommodates a wide range of current ratings and system voltages. Ease of Installation: Modular design and DIN rail compatibility simplify setup and maintenance. Long-Term Performance: Durable construction supports extended operational life, reducing replacement frequency. Package includes: 1x CNC YCB8-63PV 2-Pole DC Miniature Circuit Breaker