Square D LGA36600U31X - 600A, 600VAC, 3-Pole, Circuit Breaker

Meet the Square D LGA36600U31X — a rugged, high-capacity circuit breaker engineered for demanding electrical systems. With a 600A rating at up to 600VAC, this 3-pole device delivers dependable overcurrent protection where it matters most in large-scale power distribution.

Three-pole design for true three-phase protection

• 3-Pole configuration supports synchronized protection across all three phases, ideal for balanced three-phase systems in panelboards, switchboards, and control panels.
• 600A, 600VAC rating handles substantial current and voltage levels common in industrial environments, helping protect heavy feeders and critical loads.

Designed for reliability in demanding environments

• Industrial, commercial, and OEM applications where dependable overcurrent protection and safe operation are essential.
• Suitable for inclusion in distribution panels and motor control centers, providing a robust safeguard for essential equipment and processes.

Ideal use cases

• Panelboards, switchboards, and control panels in manufacturing facilities, data centers, and large commercial sites.
• Motor control centers (MCCs) where high-current, three-phase protection is required.
• OEM equipment that demands a reliable 3-pole circuit breaker with strong protective capabilities.

Technical snapshot

Current rating: 600A

Voltage rating: 600VAC

Poles: 3-Pole

Breaker type: Circuit Breaker

Practical guidance for installation and use

When integrating the Square D LGA36600U31X, ensure your system's three-phase configuration aligns with the 3-pole design and that wiring and bus arrangements fit your panelboard or MCC specifications. This breaker is built to be a dependable cornerstone in power distribution, helping minimize downtime by providing clear, reliable overcurrent protection where it matters most.