Square D HDA36150SPYP 150A 3-Pole 600 V Circuit Breaker

The Square D HDA36150SPYP 150A 3-Pole 600 V Circuit Breaker is engineered to protect three-phase power distribution in demanding industrial and commercial environments. With a 150 amp rating and a 600-volt maximum, this unit provides reliable overload and short-circuit protection where it matters most.

• Model and rating: Part number HDA36150SPYP; 150 A current rating; 3 poles; 600 V maximum system voltage.
• Brand and compatibility: A trusted Square D component designed to fit compatible Square D panels and enclosures, ensuring seamless integration into existing electrical infrastructure.
• Three-phase protection: Optimized for 3‑phase feeders and heavy equipment circuits common in commercial and industrial applications.

Why this model stands out is its combination of robust protection and practical practicality. It helps prevent damage from overloads and faults in three-phase circuits, reducing downtime and safeguarding motors, transformers, and feeders in 600V systems. The clear part number and Square D build quality make replacements and maintenance straightforward, keeping your electrical distribution running smoothly.

• Ideal applications: Protect three-phase feeders in 600V distribution panels; shield motor control centers (MCCs) and heavy machinery circuits; suitable for upgrades or replacements within existing Square D electrical systems.
• Value in real-world use: In facilities with multiple 3‑phase loads, this breaker provides dependable protection for feeders and critical equipment, helping to maintain continuity of operations and reduce repair costs over time.
• Installation & safety: Install in accordance with local electrical codes and the manufacturer’s instructions. Verify panel compatibility with the HDA series and follow proper mounting and handling practices to ensure reliable performance.

Choose the Square D HDA36150SPYP for durable, reliable protection of 3‑phase circuits up to 150 A in 600 V systems. It’s a precise, ready-to-use solution for maintaining safe, efficient power distribution in industrial and commercial environments.