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Chint NXB-63 2P C50 Miniature Circuit Breaker – 50A, 6kA Breaking Capacity, Type C Curve, Double Pole MCB for Heavy-Duty Circuit Protection
Chint NXB-63 2P C50 Miniature Circuit Breaker – 50A, 6kA Breaking Capacity, Type C Curve, Double Pole MCB for Heavy-Duty Circuit Protection
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Product Code: NXB-63-2P-C50
Brand: Chint
Product Type: Miniature Circuit Breaker (MCB)
Pole Configuration: 2 Pole (2P)
Rated Current: 50 Amperes (50A)
Tripping Curve: Type C
Breaking Capacity: 6kA
Standard Compliance: IEC/EN 60898-1
Mounting Type: DIN Rail
Product Overview
The Chint NXB-63 2P C50 MCB is a double-pole miniature circuit breaker engineered for high-load single-phase circuits requiring robust protection. With a 50A current rating, it is ideal for circuits powering industrial-grade equipment, submain panels, and heavy machinery. Its Type C tripping curve tolerates moderate startup surges, making it suitable for inductive loads.
With a 6kA breaking capacity, the breaker ensures fast and reliable disconnectionmcb during fault conditions, safeguarding both phase and neutral conductors.
Key Features
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🔋 50A Rated Current – Supports heavy-duty power distribution and high-load circuits.
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⚡ 6kA Breaking Capacity – Ensures safe and immediate short-circuit interruption.
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🔄 Type C Tripping Curve – Allows for stable operation with inductive loads (motors, compressors, etc.).
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🔌 Double Pole (2P) – Simultaneous disconnection of live and neutral lines for enhanced safety.
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🧲 DIN Rail Mounting – Easy and secure integration into standard distribution panels.
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✅ Certified to IEC/EN 60898-1 – Meets international electrical safety and quality standards.
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Chint |
| Series | NXB-63 |
| Rated Current (In) | 50A |
| Voltage Rating (Ue) | 230/240V AC |
| Number of Poles | 2P |
| Tripping Curve | Type C |
| Breaking Capacity | 6kA |
| Frequency | 50/60 Hz |
| Mounting Type | DIN Rail |
| Operating Temperature | -5°C to +40°C |
| Compliance | IEC/EN 60898-1 |
Typical Applications
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Heavy machinery and industrial workshop circuits
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Submain feeders and high-demand single-phase installations
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UPS and generator output protection
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HVAC and motor control systems
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Large residential or commercial loads
Why Choose Chint NXB-63 2P C50?
The Chint NXB-63 2P C50 provides maximum-strength dual-pole protection for circuits with demanding electrical loads. Whether used in industrial setups or large buildings, this breaker ensures superior safety, reliability, and full compliance with international standards — all in a compact, easy-to-install package.
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