Product Description:
Built for dependable protection and compact power distribution, the CHINT NXM-125S/3300 is a high-performance 125A Molded Case Circuit Breaker (MCCB) designed for low-voltage electrical systems. Engineered to meet demanding industrial and commercial requirements, it ensures reliable short-circuit and overload protection with a breaking capacity of up to 36kA.

This 3-pole MCCB supports AC voltages up to 800V and features a robust thermal-magnetic trip unit. It’s built in accordance with IEC/EN 60947-2 standards and integrates seamlessly into control panels, switchboards, or distribution boxes.

Key Features:

• ✅ Rated Current: 125A

• ✅ Breaking Capacity: Up to 36kA (at 400V)

• ✅ Voltage Rating: 690/800V AC (Ui), 50/60Hz

• ✅ Trip Unit: Thermal-magnetic (fixed type)

• ✅ Pole Configuration: 3P (Three Phase)

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

• ✅ Push-to-trip function for manual testing

• ✅ Compact size for space-saving installations

Technical Specifications:

• Model: NXM-125S/3300

• Rated Insulation Voltage (Ui): 800V

• Rated Impulse Voltage (Uimp): 8kV

• Rated Operating Voltage (Ue): 230V, 240V, 400V, 415V

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

  • 230V: 50kA / 30kA

  • 400V: 36kA / 20kA

  • 415V: 36kA / 20kA

• Mechanical Life: 10,000 operations

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

• Mounting Type: Fixed, front connection

• Standard Compliance: IEC 60947-2, GB/T 14048.2

Ideal Applications:

• Electrical panel boards

• Industrial control systems

• Commercial buildings

• Machinery and HVAC protection

• Power distribution networks