Square D HDA36150U44XAABCSHYP 150A 3-Pole 600 V Circuit Breaker

Meet the Square D HDA36150U44XAABCSHYP — a robust 150A, 3-pole, 600V circuit breaker designed for demanding electrical systems. This exact part number identifies a reliable protective device built for three-phase distribution in commercial and light industrial environments.

Why this breaker stands out

• Three-pole design for 3-phase protection ensures balanced safeguarding across all conductors, reducing the risk of uneven load and equipment damage.
• High-current capability with a 150 A rating handles substantial feeder and distribution loads, helping to protect heavy equipment like motors, HVAC systems, and conveyors.
• 600 V maximum voltage rating suitable for industrial power distribution, providing a safe interrupting capability within standard 3-phase systems.
• Precise part identification Part Number HDA36150U44XAABCSHYP guarantees you’re selecting the exact Square D device designed for your panel and application.

Use cases and installation considerations

• Protect main service feeders and branch circuits in commercial buildings or light industrial facilities that operate 3-phase power.
• Upgrade or replace aging protection in existing Square D panels where a 150A, 3-pole device is required.
• Integrate into new installations that demand reliable overcurrent protection for multi-motor drives and HVAC equipment.

Why this Square D circuit breaker can be the right choice

• Brand heritage and compatibility with Square D voltage systems and panel infrastructure, ensuring predictable performance and easier stocking of matching accessories.
• Rugged construction designed to withstand industrial environments, reducing nuisance trips and downtime in demanding applications.
• Clear part-number mapping simplifies ordering and maintenance, helping technicians keep critical systems online with minimal confusion.

Practical tips for best results

• Verify that the surrounding panel is rated for 600 V operation and that the bus configuration supports a 3-pole device of 150 A.
• Check compatibility with your panel's trip characteristic and mounting requirements to ensure proper fitment and protective coordination.
• Keep a spare HDA36150U44XAABCSHYP on hand for quick replacements to minimize downtime during maintenance windows.

Specifications at a glance: 150 A current rating • 3 poles • 600 V voltage rating • Part Number HDA36150U44XAABCSHYP