NB8LE-63M Residual Current Operated Circuit Breaker with Over-current Protection (Electronic) Datasheet & Manual

NB8LE-63M Residual Current Operated Circuit Breaker with Over-current Protection (Electronic)

The NB8LE-63M Residual Current Operated Circuit Breaker (RCBO) is an electronic device providing comprehensive overload, short-circuit, and earth leakage protection. It ensures enhanced personnel and fire safety by reliably disconnecting circuits during fault conditions. With 10kA breaking capacity and C and D tripping curves, this RCBO delivers dependable circuit interruption and fault prevention, making it ideal for residential, commercial, and industrial electrical installations.

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FAQs

What is the function of the NB8LE-63M RCBO?

It provides integrated protection against overloads, short circuits, and residual current faults (earth leakage), ensuring both circuit and personal safety.

In what type of applications can it be used?

The NB8LE-63M is suitable for residential buildings, offices, and industrial control systems, especially where reliable leakage protection and selective tripping are needed.

What is the difference between Type AC and Type A residual current protection?

Type AC detects sinusoidal AC leakage currents.

Type A detects both sinusoidal AC and pulsating DC leakage currents, suitable for electronic loads and inverter-based equipment.

What are the available current ratings and breaking capacities?

The device offers rated currents from 6 A to 63 A with a 10 kA breaking capacity, meeting high-demand installation requirements.

Can the NB8LE-63M be combined with accessories?

Yes. It supports auxiliary contacts, shunt releases, and under-voltage releases, allowing integration with automation and monitoring systems.

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NB8LE-63M Residual Current Operated Circuit Breaker with Over-current Protection (Electronic)

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NB8LE-63M Residual Current Operated Circuit Breaker with Over-current Protection (Electronic)

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