Cutler-Hammer LGH3630NN - 600A, 3-Pole, Circuit Breaker

Meet the Cutler-Hammer LGH3630NN — a sturdy 600A, 3-Pole circuit breaker engineered for demanding power distribution tasks in industrial, commercial, and OEM environments. This model delivers dependable overcurrent protection where it matters most, ensuring safe operation in panelboards, switchboards, and control panels.

Three-pole protection for reliable three-phase systems

The 3-Pole configuration is specifically designed to guard all phases in three-phase networks, simplifying installation and providing synchronized tripping across circuits. With a 600A rating, it handles substantial feeders and high-demand equipment, helping to prevent costly outages and equipment damage.

Why choose the LGH3630NN

• High-capacity protection: 600A rating for robust main feeds and demanding loads.
• Three-phase versatility: 3-Pole design tailored for panelboards, switchboards, and control panels in large installations.
• Industrial-grade reliability: Built to endure the rigors of continuous operation in commercial and OEM settings.
• Targeted use cases: Ideal for distribution panels and motor control centers where dependable overcurrent protection is critical.

Ideal applications and use cases

• Industrial facilities requiring high-current protection for main feeders and critical equipment.
• Commercial sites with sizable electrical loads that demand reliable three-phase protection.
• OEM assemblies needing a proven, high-capacity circuit breaker as part of a custom power distribution solution.
• Motor control centers and switchgear where precise protection minimizes downtime and risk.

What makes this model distinctive

Unlike smaller or lower-capacity breakers, the LGH3630NN is purpose-built for heavy-duty protection in high-current environments. It combines a trusted Cutler-Hammer lineage with a straightforward, three-pole design that simplifies integration into existing or new power distribution architectures. This translates to clearer maintenance, predictable performance, and safer operation in everyday use.

Technical snapshot

• Current rating: 600A
• Poles: 3-Pole
• Breaker type: Circuit Breaker

Getting the right fit for your system

The Cutler-Hammer LGH3630NN is your go-to choice when you need robust, three-phase overcurrent protection for panelboards, switchboards, and motor control centers. It’s well-suited for industrial, commercial, and OEM applications where reliability and safe operation are non-negotiable. When selecting, consider the current demands of your feeders, the three-phase configuration of your system, and the need for a dependable main or branch protection solution within the LGH family of breakers.