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CHINT NB1-125 Din Rail Mount Circuit Breaker Supplies
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CHINT NB1-125 Din Rail Mount Circuit Breaker Supplies

Manufacturer: CHINT
Model: NB1-125
Rated Current: 1-125A
Poles: 1P, 2P, 3P, 4P
Rated Voltage: 230/400V AC, 50/60Hz
Breaking Capacity: 6kA, 10kA
Tripping Characteristic: B, C, D
Mounting Type: DIN Rail

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Product Description

The CHINT NB1-125 series of DIN rail-mounted circuit breakers are designed for residential, commercial, and industrial electrical systems, providing reliable overload and short-circuit protection. This series offers a wide rated current range (1-125A), supports single-pole to four-pole configurations, and is suitable for 230/400V AC circuits. Featuring B, C, and D type tripping characteristics and a breaking capacity of up to 10kA, it ensures stable circuit interruption during sudden current surges. The compact DIN rail mounting design facilitates quick installation and saves cabinet space, making it an ideal choice for electrical protection and system safety.

Standard Features

  • Overcurrent Protection: Protects circuits from overloads to prevent equipment damage

  • Short-Circuit Protection: Rapidly interrupts high fault currents to ensure safety

  • Multi-Pole Options: Available in 1P, 2P, 3P, and 4P configurations to suit different circuit requirements

  • Tripping Characteristics: B, C, D types for selective protection based on application needs

  • Voltage Compatibility: Rated for 230/400V AC circuits, 50/60Hz

  • Compact DIN Rail Mount: Easy installation and space-saving design for distribution panels

  • Manual Switching: Provides convenient on/off operation for maintenance or emergency use

  • High Breaking Capacity: Up to 10kA to handle sudden short-circuit currents safely

Technical Specifications

ModelRated Current (A)PoleSupply VoltageBreaking Capacity
NB1-125 B11 A1P230/400V AC6 kA
NB1-125 B1010 A1P230/400V AC6 kA
NB1-125 C1616 A1P230/400V AC10 kA
NB1-125 C3232 A1P230/400V AC10 kA
NB1-125 C6363 A1P230/400V AC10 kA
NB1-125 D1616 A2P230/400V AC10 kA
NB1-125 D3232 A2P230/400V AC10 kA
NB1-125 D6363 A2P230/400V AC10 kA
NB1-125 D100100 A2P230/400V AC10 kA
NB1-125 D125125 A2P230/400V AC10 kA
NB1-125 D1616 A3P230/400V AC10 kA
NB1-125 D3232 A3P230/400V AC10 kA
NB1-125 D6363 A3P230/400V AC10 kA
NB1-125 D100100 A3P230/400V AC10 kA
NB1-125 D125125 A3P230/400V AC10 kA
NB1-125 D1616 A4P230/400V AC10 kA
NB1-125 D3232 A4P230/400V AC10 kA
NB1-125 D6363 A4P230/400V AC10 kA
NB1-125 D100100 A4P230/400V AC10 kA
NB1-125 D125125 A4P230/400V AC10 kA

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