CHINT NXBLE-125G Residual Current Operated Circuit Breaker

CHINT NXBLE-125G Residual Current Operated Circuit Breaker,
combines overload, short-circuit, and residual current protection in one device for AC 230/400V 50Hz systems.
it is Designe for residential, commercial, and industrial power distribution, it ensures safe isolation and automatic disconnection in fault conditions. Built to comply with IEC61009-1, this high-capacity RCBO offers a breaking capacity up to 10kA, excellent electrical endurance, and compact modular construction for easy DIN rail installation.

• Compliant Standards: IEC61009-1
• Certifications: CE, RoHS
• Functions: Overload protection, short-circuit protection, isolation, residual current operation
• Rated Current (In): 63A, 80A, 100A (1P+N, 2P, 3P, 3P+N, 4P); 125A (1P+N, 2P)
• Rated Residual Operating Current (IΔn): 0.03A, 0.05A, 0.075A, 0.1A, 0.3A
• Leakage Protection Type: AC type
• Rated Voltage (Ue):
  • 230V AC for 1P+N, 2P
  • 400V AC for 3P, 3P+N, 4P
• Rated Frequency: 50Hz
• Tripping Curve: B, C, D types
• Number of Poles: 1P+N, 2P, 3P, 3P+N, 4P
• Mechanical Life: 20,000 operations
• Electrical Life: 6,000 cycles (In ≤ 100A), 4,000 cycles (In > 100A)
• Rated Short-Circuit Breaking Capacity (Icn): 10,000A
• Short-Circuit Breaking Capacity (Ics): 7,500A
• Rated Impulse Withstand Voltage (Uimp): 4kV
• Dielectric Test Voltage: 2000V (1 min, power frequency)
• Operating Temperature Range: –35°C to +70°C
• Storage Temperature Range: –35°C to +85°C
• Applicable Altitude: ≤2000 m
• Mounting Method: TH35-7.5 DIN rail
• Pollution Degree: Class II
• Protection Degree:
  • IP20 (direct mounting)
  • IP40 (when installed inside a distribution box)
• Terminal Capacity: 16–50 mm²; tightening torque 3.5 N·m
• Dimensions (mm):
  • 1P+N: L = 54.0, H = 75.5
  • 2P: L = 81.2, H = 78.5
  • 3P: L = 108.0, H = 78.5
  • 4P: L = 135.0, H = 78.5