Name: NXB-63C Miniature Circuit Breaker
Brand: Chint

NXB-63C Miniature Circuit Breaker

The NXB-63C Miniature Circuit Breaker (MCB) provides reliable overload and short-circuit protection for residential, commercial, and light industrial electrical systems. Designed for AC 230/400V, it ensures positive isolation, safety, and durability. Available in B, C, and D tripping curves, and rated up to 63A, it delivers a breaking capacity of 3kA. Built to IEC/EN 60898-1 standards, the NXB-63C combines compact size, precise operation, and long mechanical life for dependable protection.

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FAQs

What is the main function of the NXB-63C Miniature Circuit Breaker?

It provides overload and short-circuit protection to prevent electrical faults and ensures positive isolation for safety during maintenance.

What applications is the NXB-63C suitable for?

This MCB is designed for residential, commercial, and light industrial electrical systems, ideal for lighting circuits and general power distribution.

What tripping characteristics are available?

The NXB-63C is available with B, C, and D tripping curves to accommodate different load types — from resistive to inductive applications.

What is the breaking capacity of this breaker?

It offers a 3kA breaking capacity, ensuring safe disconnection under short-circuit conditions in low-voltage networks.

What are the typical lifespan and durability features?

The breaker is rated for 20,000 mechanical and 10,000 electrical operations, ensuring long-term stability and reliability.

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NXB-63C Miniature Circuit Breaker

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