NF631030 | Circuit Breaker | 3-Pole | 480V | 18kA | Bolt-On

The NF631030 is a purpose-built three-pole circuit breaker engineered for industrial environments where reliability, precise fit, and fast service matter. With a 480V operating rating and a robust 18kA interrupting capacity, this bolt-on breaker is ready to defend panels, machines, and control circuits from fault currents while keeping downtime to a minimum.

Why the NF631030 stands out

• Exact compatibility: The 3-Pole configuration and 480V rating are matched to demanding industrial panels, with the part number NF631030 serving as the strongest reference for correct fit and performance.
• High fault protection: An 18kA interrupting capacity means the breaker can safely interrupt substantial fault currents, protecting downstream equipment and reducing the risk of cascading failures.
• Secure bolt-on mounting: Bolt-On installation delivers a solid mechanical connection and consistent electrical contact, which translates to reliable operation in vibration-prone or high-energy environments.
• Designed for maintenance, retrofit, and replacement: Ideal for upgrading existing panels, replacing failed units, or adding protective redundancy in service-heavy facilities.
• Efficient for 480V systems: Specifically suited for typical industrial power distribution networks, helping you maintain standardization across equipment and gear.

Key specifications at a glance

• Poles: 3-Pole
• Voltage: 480V
• Interrupting capacity: 18kA
• Mounting: Bolt-On
• Part number: NF631030

Ideal use cases

• Retrofits where a precise 3-pole, 480V bolt-on breaker is required to match existing panel geometry and electrical ratings.
• Maintenance replacements on manufacturing lines or processing systems that demand rapid, secure installation and strong fault protection.
• New equipment builds that require a dependable, high-capacity breaker with straightforward bolt-on mounting for quicker commissioning.

Practical installation and buying notes

Always confirm fit and ratings before ordering. The NF631030 part number is your most reliable reference for compatibility with your panel or MCC. For best results, pair this breaker with a qualified technician who understands bolt-on assembly and panel coordination, ensuring proper torque, alignment, and secure electrical contact.