My Store
Chint NXB-125 3P C125 Miniature Circuit Breaker – 125A, 10kA Breaking Capacity, Type C Curve, 3 Pole MCB for Heavy-Duty Three-Phase Protection
Chint NXB-125 3P C125 Miniature Circuit Breaker – 125A, 10kA Breaking Capacity, Type C Curve, 3 Pole MCB for Heavy-Duty Three-Phase Protection
Couldn't load pickup availability
Product Code: NXB-125-3P-C125
Brand: Chint
Product Type: Miniature Circuit Breaker (MCB)
Pole Configuration: 3 Pole (3P)
Rated Current: 125 Amperes (125A)
Tripping Curve: Type C
Breaking Capacity: 10kA
Compliance Standard: IEC/EN 60947-2
Mounting Type: DIN Rail
Product Overview
The Chint NXB-125 3P C125 MCB is the highest-rated model in the NXB-125 series, delivering maximum protection for high-load three-phase systems. With a 125A current rating and 10kA short-circuit capacity, this breaker is engineered for main incomer protection, large machinery circuits, industrial motor loads, and other demanding applications.
The Type C tripping characteristic ensures dependable operation under moderate inrush conditions while maintaining quick fault disconnection for both overloads and short circuits. This MCB is ideal for engineers and installers seeking high-performance, safe, and certified protection.
Key Features
-
🔋 125A Rated Current – Designed for large-scale power distribution and protection
-
⚡ 10kA Breaking Capacity – Reliable protection in high fault-current environments
-
🔄 Type C Tripping Curve – Suitable for circuits with moderate inrush (e.g., motors, transformers)
-
🔌 3-Pole Configuration (3P) – Protects all three phases (L1, L2, L3) simultaneously
-
🧲 DIN Rail Mounting – Quick and secure fitting in standard enclosures and panels
-
✅ Complies with IEC/EN 60947-2 – Meets international standards for industrial MCBs
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Chint |
| Series | NXB-125 |
| Rated Current (In) | 125A |
| Voltage Rating (Ue) | 400V AC |
| Number of Poles | 3P |
| Tripping Curve | Type C |
| Breaking Capacity (Icn) | 10kA |
| Frequency | 50/60 Hz |
| Mounting Type | DIN Rail |
| Operating Temperature | -5°C to +40°C |
| Compliance Standard | IEC/EN 60947-2 |
Typical Applications
-
Industrial main distribution boards
-
High-capacity motor and pump control circuits
-
Generator and UPS protection
-
Large HVAC and building service systems
-
Manufacturing and process plant power networks
Why Choose Chint NXB-125 3P C125?
With its maximum current rating, high fault tolerance, and triple-phase protection, the NXB-125 3P C125 is the ultimate choice for high-demand electrical systems. It offers the reliability and certification trusted by engineers and electricians across industrial, commercial, and infrastructure sectors.
Share
