NB1-63 3 Pole Miniature Circuit Breaker | C-Curve

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Main specifications

• Standards: IEC/EN 60898-1
• Certification: CE
• Rated current: 70A, 80A
• Rated voltage: AC230V(1P,1P+N), AC400V (2P,3P,3P+N,4P)
• Frequency: 50/60Hz
• Electromagnetic release type: B, C, D
• Number of poles: 1P, 1P+N, 2P,3P,3P+N,4P
• Mechanical life: 20000 cycles
• Electrical life: 6000 cycles
• Rated short-circuit breaking capacity Icn: 6kA
• Rated impulse withstand voltage Uimp: 4kV

Features and advantages

• NXB-80 MCB, which width 18mm per pole, is 1/3 less wide than the traditional 80A MCB. It can significantly improve the utilization rate of distribution box, is ideal for using in building power distribution.