CHINT NXM-630S/3300 500A Molded Case Circuit Breaker 50kA 3-Pole

Product Description

The CHINT NXM-630S/3300 500A is a high-capacity molded case circuit breaker designed for reliable overload and short-circuit protection in low-voltage power distribution systems. It belongs to the NXM series and features a 630A frame size with a 500A rated current. The 3-pole fixed thermal-magnetic circuit breaker provides a 50kA rated short-circuit breaking capacity at 400V AC, making it suitable for industrial distribution, commercial buildings, and motor protection applications. The NXM series supports a wide range of operating voltages and complies with IEC/EN 60947-2 requirements. :contentReference[oaicite:0]{index=0}

Standard Features

• 500A rated current: Provides high-current protection for demanding low-voltage distribution applications.
• 630A frame size: Designed for high-capacity industrial and commercial electrical distribution systems.
• 50kA breaking capacity: Provides reliable short-circuit interruption capability at 400V AC for the NXM-630S frame.
• 3-pole configuration: Suitable for three-phase power distribution and motor protection circuits.
• Thermal-magnetic protection: Provides dependable overload and short-circuit protection for electrical equipment.
• Fixed installation design: Offers a straightforward and reliable solution for distribution switchboards and control panels.

Technical Specifications