NM032400 | Circuit Breaker | 400A | 3-Pole | 600V

Introducing the NM032400 Industrial Circuit Breaker—engineered to protect high-current electrical systems with precise, reliable performance. With a 400A rating, a three-pole configuration, and a 600V operating capability, this unit is tailored for maintenance, retrofit, and replacement projects where exact specifications matter. Before ordering, confirm fit and ratings; the part number NM032400 is the most reliable reference for compatibility.

Key advantages

• Spec-accurate replacement: designed to slot into panels and gear that require NM032400, reducing retrofit complexity and downtime.
• Three-pole configuration: ensures synchronized interruption across all phases for balanced protection and system safety.
• 600V readiness: suitable for a wide range of industrial distribution networks common in manufacturing, processing, and facilities environments.
• 400A current handling: robust capacity for demanding circuits while maintaining reliable protection.
• Retrofit-ready design: streamlines maintenance and replacement projects by matching common industrial standards and reference points.

Core specifications

• Amperage: 400A
• Poles: 3-Pole
• Voltage: 600V

Ideal use scenarios

• Maintenance and service upgrades on aging panels that require precise, spec-matched components
• Retrofit projects where modernized protection must align exactly with existing infrastructure
• Replacement for failed breakers in industrial facilities, ensuring compatibility and minimal downtime

Compatibility and installation guidance

To ensure proper fit and performance, verify that your equipment and panel ratings match the NM032400 specifications before purchase. Use the part number NM032400 as the primary compatibility reference when cross-checking with your panel catalog, schematics, or manufacturer documentation. Follow standard electrical safety practices during installation, including lockout/tagout procedures and adherence to local codes and standards.

Practical considerations

• Keep a record of the NM032400 part number for future maintenance cycles and quick reordering.
• Store spare breakers in a dry, temperature-controlled environment to preserve performance and reliability.
• Document panel voltage and ampacity ratings in project notes to validate continued compatibility after upgrades.