Square D HGA36110UJYP 110A 3-Pole 600 V Circuit Breaker Potential Transformer

The Square D HGA36110UJYP is a robust three‑pole circuit breaker designed to protect and monitor three‑phase power systems with a 600 V rating. With a 110 A current capacity, this unit provides reliable overcurrent protection for demanding industrial and commercial applications, while its potential transformer compatibility supports advanced metering and protective relay schemes where precise phase monitoring matters.

Key benefits and why it matters

• Three‑pole protection for complete phase guard: Ideal for balanced three‑phase loads, ensuring all conductors are protected with a single, coordinated device.
• 600 V maximum rating: Suitable for higher‑voltage distribution in switchgear, panels, and electrical rooms, helping you consolidate protective devices in one reliable unit.
• 110 A current rating: Designed for medium to heavy industrial circuits, dialing in the right protection level for motors, drives, and other demanding equipment.
• Potential transformer integration: Engineered to work with PT-based monitoring and protection schemes, simplifying customer metering, relay coordination, and fault detection without additional adapters.
• Square D reliability in a familiar footprint: Built to pair seamlessly with Square D panels and Schneider Electric protection systems, reducing installation friction and improving serviceability.

What problems it solves

In busy facilities, protecting three‑phase equipment from overcurrents and faults is critical to uptime. The HGA36110UJYP delivers coordinated tripping across all phases, helping prevent electrical damage and unplanned downtime. Its potential transformer compatibility adds a layer of visibility for protection and metering, enabling quicker diagnostics and smarter energy management.

Ideal for

• Industrial manufacturing floors with heavy motors and drives
• Commercial facilities with three‑phase distribution needs
• Control cabinets and switchgear that require reliable protection plus monitoring integration
• Data centers and large equipment rooms where precise protection coordination is essential

How this fits into your system

The HGA36110UJYP is designed to slot into existing Square D/SCHNEIDER Electric ecosystems, offering a cohesive protection strategy from breaker to relay and metering. Its 3‑pole, 110 A configuration is a natural fit for three‑phase service feeds and panelboard assemblies, reducing the complexity that arises from mixing devices from different brands.

Practical tips for use

• Verify compatibility with your current panel or switchgear family and confirm PT integration requirements with your protection relay or metering scheme.
• Ensure proper electrical clearances and follow standard installation practices per your facility’s electrical drawings and local codes.
• Use this unit in scenarios where coordinated protection across all three phases minimizes fault propagation and equipment damage.

With the Square D HGA36110UJYP, you gain a dependable, three‑phase protection solution that aligns with established Square D components while enabling advanced monitoring through potential transformer interfaces. It’s a purpose‑built choice for facilities prioritizing reliability, clear fault visibility, and streamlined protection architecture.