Square D HGA36110SPYP 110A 3-Pole 600 V Circuit Breaker

Protect critical three‑phase power with the Square D HGA36110SPYP 110A 3‑Pole 600 V Circuit Breaker. Built for demanding environments, this industrial-grade protective device delivers reliable overcurrent and short‑circuit protection across all three phases, helping keep motors, conveyors, and panelboards safe and available.

Why this model stands out

With a 110 A rating, it handles mid‑range feeders and equipment without nuisance trips, while the three‑pole design guarantees synchronized disconnection of all phases during a fault. The 600 V rating broadens its applicability to a wide array of commercial and light industrial systems, enabling safer operation in panels and motor control centers that power heavy machinery and industrial processes.

Key specifications

• Current rating: 110 A
• Pole count: 3
• Voltage rating: 600 V
• Part number: HGA36110SPYP
• Brand: Square D

Ideal applications

Designed for three‑phase distribution in industrial facilities, this breaker is well‑suited for:

• Motor control centers and heavy equipment feeders
• Three‑phase panelboards in manufacturing lines
• Industrial automation cabinets and power distribution assemblies

Installation and best practices

To maximize protection and longevity, install the HGA36110SPYP in compatible Square D panels that support the HGA series. Ensure proper alignment with bus connections and secure terminal torque per your panel’s guidelines. This unit is designed to interrupt fault currents cleanly across all three phases, reducing the risk of phase imbalances and equipment damage.

Maintenance and reliability tips

• Inspect for signs of wear or overheating during routine maintenance checks.
• Investigate any unexpected trips to identify load or wiring issues before re‑energizing.
• Store and handle in dry, clean environments to prevent corrosion and ensure dependable operation.