✅ CHINT 200220 – NL1-63 RCCB – 2P, 63A, 300mA Sensitivity, AC Type, 6kA Breaking Capacity Description (English): The CHINT NL1-63 RCCB is a high-capacity, magnetic-type residual current circuit breaker engineered to safeguard electrical systems from insulation faults and earth leakage hazards. This 2-pole device features a 63A rated current and a 300mA sensitivity level, offering robust protection in industrial, commercial, and utility environments. It is classified as an AC-type RCCB that detects pure sinusoidal leakage currents and features a 6kA breaking capacity at 230/400V AC. The unit supports multiple sensitivity classes (AC, A, G/SI, S), operates at 50/60Hz, and includes double terminals (DB) for safe and flexible wiring. Certified by CE, Intertek, EAC, and SAA, and compliant with IEC/EN 61008-1, this breaker provides dependable protection for equipment and personnel. Specifications (English): Model: NL1-63 Part Number: CHINT 200220 Poles: 2P Rated Current [In]: 63A Sensitivity Current: 300mA Sensitivity Type: AC (magnetic type) Breaking Capacity: 6kA Standards: IEC/EN 61008-1 Frequency: 50/60Hz Terminal Type: Double (DB) Sensitivity Classes: AC, A, G/SI, S Certifications: CE, Intertek, EAC, SAA