Square D HGA36110USYP 110A 3-Pole 600 V Circuit Breaker

Meet the Square D HGA36110USYP 110A 3-Pole 600 V Circuit Breaker — a rugged, three‑phase overcurrent protector designed for demanding commercial and industrial environments. With a 110 A rating across three poles and a 600 V maximum system voltage, this breaker delivers reliable protection for large feeders, motors, and power circuits where uptime and safety matter most.

Key specifications at a glance

• Current rating: 110 A
• Poles: 3
• Voltage rating: 600 V
• Brand/series: Square D HGA36110USYP (HGA family)

The HGA36110USYP is engineered for three‑phase networks, making it an ideal choice for disconnecting or protecting feeders that drive motors, transformers, or large power loads. In practical terms, it prevents damage from overloads and short circuits, reducing downtime and protecting wiring, equipment, and panel integrity.

Why choose this 3-Pole, 600 V breaker

• Three‑phase protection: Keeps all three conductors coordinated, preventing phase imbalances and equipment stress.
• High‑voltage compatibility: Suitable for distribution panels operating up to 600 V, common in heavy electrical systems.
• Replacement and upgrade option: Designed for seamless integration in compatible Square D panels and existing HGA installations.
• Durable build for demanding environments: Built to withstand frequent switching and provide dependable protection in industrial settings.

Ideal use cases
In environments where robust three‑phase protection is essential, the Square D HGA36110USYP shines:

• Motor control centers and feeders in manufacturing facilities
• Three‑phase distribution panels in warehouses and logistics hubs
• Upgrading aging protective devices in existing Square D installations

What sets this breaker apart is its integration with Square D’s protection ecosystem. If your panel supports the HGA series, the HGA36110USYP offers a precise fit with consistent trip characteristics, backed by a trusted brand known for reliability in industrial electrical protection. It’s about predictable performance under load, decisive fault interruption, and straightforward maintenance within compatible systems.

Practical tips for installation and use

• Verify connections follow the panel’s torque specifications and re-torque after initial energization as recommended by your electrical team.
• Match the circuit’s load profile to the 110 A capacity to minimize nuisance trips while maintaining solid protection.
• Keep a spare HGA36110USYP on hand to minimize downtime during service or replacement events.

With the Square D name backing it, the HGA36110USYP is a dependable component of your electrical protection strategy — delivering 110 A, 3‑pole, 600 V circuit protection that supports safe, reliable operation of critical systems.