Product Description:
Engineered for performance, safety, and space efficiency, the CHINT NXM-125S/3300 160A MCCB is a compact molded case circuit breaker designed for low-voltage distribution systems. Ideal for industrial, commercial, and infrastructure installations, it provides reliable protection against overloads, short circuits, and electrical faults — with a high breaking capacity of up to 36kA at 400V.

This 3-pole unit operates with a thermal-magnetic trip unit, ensuring fast and consistent disconnection during fault conditions. It is fully certified to IEC/EN 60947-2 standards and integrates easily into new builds or retrofit electrical panels.

Key Features:

• ✅ Rated Current: 160A

• ✅ High Breaking Capacity: Up to 36kA @ 400V

• ✅ Voltage Rating: Up to 800V AC (Ui)

• ✅ Trip Unit: Fixed thermal-magnetic protection

• ✅ Pole Configuration: 3P (3-pole)

• ✅ Manual Push-to-Trip Test Button

• ✅ Standards: IEC/EN 60947-2, CE, KEMA, EAC certified

• ✅ Compact footprint for panel integration

Technical Specifications:

• Model: NXM-125S/3300

• Rated Current (In): 160A

• Rated Insulation Voltage (Ui): 800V

• Rated Impulse Withstand Voltage (Uimp): 8kV

• Operating Voltage (Ue):

  • 230V: 50kA

  • 240V: 50kA

  • 400V: 36kA

  • 415V: 36kA

• Rated Frequency: 50/60Hz

• Short-Circuit Breaking Capacity (Icu/Ics):

  • 230V: 50kA / 30kA

  • 400V: 36kA / 20kA

• Operating Temperature: -25°C to +70°C

• Mounting Type: Fixed mount (front connection)

• Dimensions: Compact NXM125 frame size

Applications:

• Power distribution boards

• Industrial motor protection

• HVAC & pump panels

• Commercial & public buildings

• Backup generator protection

• Machinery and subpanel circuits

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