Square D HLA36150UDYP 150A 3-Pole 600 V Circuit Breaker

The Square D HLA36150UDYP 150A 3-Pole 600V Circuit Breaker is a robust protection solution for demanding electrical systems. Built to safeguard three‑phase circuits, this device delivers reliable overcurrent protection for mid‑ to large‑sized feeders in commercial and industrial panels.

Key specifications at a glance

• Current rating: 150 A — suitable for higher‑capacity feeders and equipment loads
• Poles: 3 — designed for three‑phase applications
• Voltage rating: 600 V — compatible with common industrial distribution levels
• Part number: HLA36150UDYP — exact replacement or installation reference

Why this 3‑pole, 600V breaker matters

• Protects motors, compressors, pumps, and other three‑phase equipment from overloads and short circuits, helping prevent equipment damage and service interruptions
• Directly fits compatible Square D panels, ensuring consistent performance with your existing Square D components
• Durable construction designed for steady trip performance in challenging environments

Ideal use cases

• Three‑phase motor control circuits in commercial buildings, factories, or HVAC installations
• Feeders for large equipment where 150 A protection strikes the right balance between safety and uptime
• Panel upgrades or replacements in systems that require reliable 600 V protection across three phases

How it helps you make smart electrical decisions

• When you need consistent trip characteristics for three‑phase loads, this breaker provides predictable protection, reducing the risk of nuisance trips and unexpected downtime
• Choosing the exact part number HLA36150UDYP ensures compatibility with your Square D‑based distribution system, promoting easier maintenance and fewer compatibility concerns
• Using a dedicated 150 A, 3‑pole, 600 V device helps ensure electrical safety standards are met for mid‑ to large‑sized commercial circuits

Installation and safety notes

• Install by a qualified electrician in accordance with local electrical codes and manufacturer instructions
• Verify panel labeling and ensure correct slot compatibility before replacement or installation
• De-energize the panel and follow proper lockout/tagout procedures prior to any work

For reliable protection of three‑phase equipment and sizable feeders, the Square D HLA36150UDYP 150A 3‑Pole 600V Circuit Breaker stands out as a precise, purpose‑built choice designed to fit in your existing Square D infrastructure and keep critical systems running smoothly.