Square D HGL36150U44XAABCSD 150A 3-Pole 600 V Circuit Breaker

The Square D HGL36150U44XAABCSD is a purpose-built 150 A circuit breaker designed to safeguard your three-phase electrical environment. With a 3-pole configuration and a 600 V rating, this device provides robust protection for demanding industrial and commercial circuits, helping to prevent damage from overloads and short circuits while keeping downtime to a minimum.

Key specifications

• Part number: HGL36150U44XAABCSD
• Current rating: 150 A
• Poles: 3
• Voltage rating: up to 600 V

Why this 3-pole, 150 A, 600 V breaker stands out

Designed for balanced protection across all three phases, this Square D device helps prevent phase imbalances that can stress motors and other equipment. Its three-pole construction ensures simultaneous interruption of all live conductors, enhancing safety and reliability in motor circuits, feeders, and distribution panels. As a genuine Square D component, it’s engineered to fit compatible panels and bus systems, offering dependable performance in real-world conditions.

Ideal use cases

• Protect 3-phase motors and equipment on industrial machinery and manufacturing lines up to 150 A.
• Serve as a reliable feeder breaker in commercial or light-industrial distribution panels rated for 600 V.
• Replace aging or worn breakers to restore robust protection and restore system integrity.

Installation and practical considerations

• Verify compatibility with your Square D panel or distribution system and confirm labeling matches the HGL36150U44XAABCSD part number.
• Follow manufacturer torque specifications and electrical code guidelines during installation to ensure secure, safe operation.
• Use in environments appropriate for 600 V circuits; ensure insulation, clearance, and protection requirements are met for three-phase services.

For professionals seeking dependable three-phase protection with clear scalability, the Square D HGL36150U44XAABCSD 150 A, 3-pole, 600 V circuit breaker delivers reliable performance and straightforward replacement in one trusted package.