
Chint NXB-63 1P C6 Miniature Circuit Breaker – 6A, 6kA Breaking Capacity, Single Pole MCB with Type C Tripping for Circuit Protection
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Product Code: NXB-63-1P-C6
Brand: Chint
Product Type: Miniature Circuit Breaker (MCB)
Poles: 1 Pole (1P)
Rated Current: 6 Amperes (6A)
Tripping Curve: Type C
Breaking Capacity: 6kA
Standard Compliance: IEC/EN 60898-1
Mounting: DIN Rail Compatible
Product Description
The Chint NXB-63 1P C6 MCB is a reliable and compact single-pole miniature circuit breaker rated for 6A with a 6kA breaking capacity. Engineered for effective overload and short-circuit protection, this MCB features a Type C tripping curve, making it suitable for applications with moderate inrush currents such as small motors, power outlets, lighting, and HVAC systems.
Ideal for use in residential, commercial, and light industrial settings, the NXB-63 series combines safety, efficiency, and durability for long-term circuit protection.
Key Features
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✅ 6kA Breaking Capacity – Safely handles high fault currents for greater system protection.
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✅ Type C Tripping Curve – Designed for moderate inrush current applications.
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✅ Rated Current: 6A – Ideal for small load circuits and branch circuit protection.
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✅ Space-Saving Design – Slim profile suitable for compact distribution boards.
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✅ Fast DIN Rail Mounting – Quick and secure installation in standard enclosures.
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✅ Durable & Long-Lasting – Engineered for over 10,000 mechanical operations.
Technical Specifications
Specification | Details |
---|---|
Brand | Chint |
Model | NXB-63 |
Current Rating (In) | 6A |
Voltage Rating (Ue) | 230/240V AC |
Poles | 1P |
Tripping Curve | Type C |
Breaking Capacity | 6kA |
Frequency | 50/60 Hz |
Mounting | DIN Rail |
Standards | IEC/EN 60898-1 |
Operating Temp. Range | -5°C to +40°C |
Typical Applications
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Residential power outlets and lighting circuits
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Office and commercial branch circuits
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HVAC control panels and systems
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Light-duty motor protection
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Circuit protection in modular enclosures
Why Choose the Chint NXB-63 1P C6?
Chint’s reputation for reliability, compliance, and innovation makes the NXB-63 series a trusted choice worldwide. The C6 model strikes the perfect balance between sensitivity and robustness, offering protection for circuits that draw slightly higher startup currents without nuisance tripping. Whether you're wiring a home, upgrading a panel, or managing an industrial fit-out, this MCB delivers consistent, code-compliant protection.
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