Square D HGL36150U31XAABCSD 150A 3-Pole 600 V Circuit Breaker

The Square D HGL36150U31XAABCSD is a rugged overcurrent protection solution built for demanding 3‑phase electrical systems. With a 150 A current rating, 3 poles, and a 600 V maximum voltage, this circuit breaker is designed to sit at the heart of commercial and industrial panels, safeguarding motors, feeders, and other critical equipment from overloads and electrical faults. Part number HGL36150U31XAABCSD ensures precise ordering and seamless compatibility within the Square D ecosystem.

• Current rating: 150 A, providing reliable protection for high‑demand feeders and motor circuits
• Poles: 3 for three‑phase distribution
• Voltage rating: up to 600 V, suitable for a wide range of industrial applications
• Part number: HGL36150U31XAABCSD for accurate identification and replacement
• Brand and compatibility: Square D design intended for use with compatible panels and enclosures

Key benefits and practical use

This 3‑pole breaker is ideal for protecting 3‑phase equipment such as motors, pumps, conveyors, and HVAC systems in commercial or light industrial settings. Its solid construction supports durable, long‑term operation in panelboards and disconnects where consistent protection is essential. If you’re upgrading legacy protection or stocking spare parts for uptime reliability, this model offers a straightforward, compatible path within the Square D family.

How this fits into your electrical protection strategy

• Use it as a primary disconnector in distribution panels or as a protective feeder for multi‑motor applications.
• Eliminates the need for separate single‑phase breakers in three‑phase circuits, reducing enclosure clutter and simplifying wiring.
• Suitable for higher‑voltage applications common in commercial and industrial environments.

Who should consider this breaker

Electrical contractors, facilities managers, and maintenance engineers responsible for panel repairs, replacements, or new installations will benefit from the precise compatibility and proven protection this Square D model provides. If your system operates on 3‑phase power and requires a robust 150 A disconnect at up to 600 V, this breaker offers a dependable, standardized option within your existing Square D inventory.

Choose the Square D HGL36150U31XAABCSD when you need clear identification, reliable 3‑pole protection, and a trusted component that integrates smoothly with compatible panels and safety standards.