Square D LAL36350MB - 350A, 600VAC, 3-Pole, Circuit Breaker

Meet the Square D LAL36350MB — a high-capacity circuit breaker engineered for tough industrial environments. Delivering 350A at up to 600V, this 3-pole unit provides dependable overcurrent protection across demanding power distributions in panelboards, switchboards, and control panels.

Key specifications

• Current rating: 350A
• Voltage rating: 600VAC
• Poles: 3-Pole
• Breaker type: Circuit Breaker

Why this model stands out

• Robust 3-pole configuration: Simplifies multi-line protection and helps maintain balanced distribution across phases in complex panels.
• Industrial-grade reliability: Built to endure the rigors of continuous operation in control centers, switchboards, and distribution equipment.
• High-current capability: 350A rating supports heavy motor loads and sizable distribution feeders without compromising safety or performance.
• Versatile deployment: Well-suited for panelboards, switchboards, and control panels found in industrial, commercial, and OEM applications.

Ideal use cases

• Protection for large motors and heavy machinery in motor control centers.
• Main or sectional protection in distribution panels within manufacturing lines and processing facilities.
• Incorporation into commercial electrical rooms where reliable, scalable overcurrent protection is essential.

Practical considerations and installation notes

• Ensure alignment with your panelboard or switchboard design to accommodate a 3-pole, 350A, 600VAC device.
• Pair with appropriate conductors and bus connections rated for 350A to maintain optimal protection and safety margins.
• Verify mounting and enclosure compatibility to preserve safe operation and easy accessibility for testing and maintenance.

Designed for operators who demand dependable protection without compromise, the Square D LAL36350MB delivers clear, measurable benefits in power reliability and equipment safety. If you’re upgrading a distribution system or specifying gear for a new control panel, this 3-pole breaker offers a straightforward path to robust, scalable overcurrent protection.