Square D HGA36110AA 36110A 3-Pole 600 V Circuit Breaker

Meet the Square D HGA36110AA 36110A 3-Pole 600 V Circuit Breaker—the reliable three-phase protection your industrial and commercial electrical systems rely on. This genuine Square D component is designed to interrupt faults quickly, safeguarding wiring and connected equipment from overloads and short circuits in demanding panel environments.

Key specifications

• Part number: HGA36110AA (also listed as 36110A)
• Poles: 3
• Voltage rating: 600 V
• Current rating: 36110 A
• Type: Circuit Breaker

Why this 3-Pole 600 V breaker matters

In three-phase power systems, a 3-pole breaker protects all phases simultaneously, ensuring coordinated trips that prevent equipment damage and reduce electrical hazards. With a 600 V rating, this breaker is well-suited for industrial distribution panels, manufacturing environments, and other high-power applications where dependable, multi-line protection is essential.

What sets it apart

This is a genuine Square D part, engineered to match the electrical characteristics and mounting style of your existing panels. The HGA36110AA delivers consistent trip performance across all three phases and supports reliable protection aligned with your system’s design requirements.

Ideal use cases

• Replacement part for Square D distribution panels requiring a 3-pole, 600 V circuit breaker
• Spare component in maintenance inventories to minimize downtime when a breaker fails
• Retrofits or upgrades to ensure uniform protection across all three phases in a panel

Compatibility and installation tips

Before installing, verify that your panel accepts the HGA36110AA 3-pole, 600 V configuration and that mounting and termination arrangements align with your equipment. Check your panel’s listings and follow manufacturer instructions and local electrical codes for safe installation and proper torque on terminals.

Practical maintenance tips

• Regularly inspect for signs of wear, overheating, or corrosion at terminals
• Keep spare breakers in a dry, clean environment to preserve performance
• Document part numbers and purchase dates to streamline future replacements

For professionals managing industrial power distribution, the Square D HGA36110AA 36110A 3-Pole 600 V Circuit Breaker offers precise fit, dependable protection, and a straightforward path to maintaining consistent, safe three-phase operation.