Square D HDL36060U31XAABCSHYP 60A 3-Pole 600 V Circuit Breaker Potential Transformer

Meet the Square D HDL36060U31XAABCSHYP 60A 3-Pole 600 V Circuit Breaker—a purpose-built protection device engineered for reliable performance in demanding 3-phase electrical systems. With a 60-amp rating across three poles and a 600-volt maximum, this unit is designed to safeguard feeders, motors, and distribution panels in industrial and commercial environments.

• Current rating: 60 A
• Poles: 3
• Voltage rating: 600 V
• Part number: HDL36060U31XAABCSHYP
• Brand lineage: Square D by Schneider Electric

This model is specifically suited for 3-phase power architectures, where protecting all three conductors in sync is essential to prevent open-phase faults and to maintain balanced protection across the system. The HDL36060U31XAABCSHYP is a drop-in solution for installations that rely on Square D components, providing consistent performance within compatible panelboards and distribution gear.

Why choose this 3-Pole, 60A, 600V device

• Comprehensive 3-phase protection: A dedicated three-pole design ensures simultaneous interruption of all phases, which is critical for protecting motors, drives, and other 3-phase equipment.
• Industrial and commercial suitability: Built to support robust distribution needs in manufacturing floors, HVAC systems, data centers, and large facilities where reliable overcurrent protection matters.
• Part-number traceability: HDL36060U31XAABCSHYP serves as a precise replacement part for legacy and ongoing Square D installations, helping with refreshes and repairs without compatibility surprises.
• Compatibility-first approach: Optimized for Square D electrical ecosystems, facilitating straightforward integration with existing Square D panels and protection schemes that rely on HDL-series components.

Practical use cases

• Protecting 3-phase feeders feeding large motors, conveyors, or pumps in manufacturing lines.
• Guarding branch circuits in commercial HVAC installations where three-phase power is common.
• Integrating into distribution panels that require reliable, trip-inclusive protection for all three phases.
• Supporting metering and protection schemes that employ potential transformers in monitoring and control circuits.

Installation and maintenance tips

• Verify the part number (HDL36060U31XAABCSHYP) matches your system’s protection requirements before replacement or installation.
• Follow your panel manufacturer’s torque specifications and installation guidelines to ensure secure terminations.
• Store and handle the breaker in a clean, dry environment to preserve contact surfaces and mechanism reliability.
• Use as part of a planned protection strategy that pairs with appropriate upstream protection and proper coordination with other devices in the same distribution network.

In summary, the Square D HDL36060U31XAABCSHYP delivers targeted, three-phase protection with a 60A, 3-pole, 600V profile—the right choice for dependable safety and continuity in systems that demand precise, coordinated overcurrent protection. If you’re upgrading, repairing, or standardizing on Square D components, this part provides a well-matched, durable solution built to perform where it matters most.