Square D HDA36090AABCSD 36090A 3-Pole 600 V Circuit Breaker

Introducing the Square D HDA36090AABCSD 36090A 3-Pole 600 V Circuit Breaker — a rugged, three‑pole protection device built for demanding industrial environments. This unit delivers reliable overcurrent protection for 3‑phase circuits at up to 600 V, with a listed current rating of 36090 A. Part number HDA36090AABCSD ensures a precise, drop‑in fit for Square D installations, making replacement and modernization straightforward.

• Three‑pole design for true three‑phase protection: Ensures all phases trip together, reducing the risk of unbalanced faults and protecting both equipment and wiring.
• 600 V maximum system voltage: Designed to handle the high‑voltage demands of industrial distribution panels and motor circuits.
• Exact part identification: The HDA36090AABCSD designation guarantees compatibility with existing Square D gear and replacement workflows.
• Industrial‑grade reliability: Built to withstand frequent switching in demanding facilities, helping minimize downtime and protect connected loads.

Ideal use cases include motor control centers, switchgear, and large panel boards in manufacturing facilities, HVAC distribution networks, and other three‑phase applications where dependable protection is essential. If you’re upgrading or replacing a Square D system, this breaker aligns with established Square D architectures and delivers consistent performance in everyday industrial operation.

Practical guidance for deployment — verify compatibility with your square‑D enclosure and bus arrangement, confirm the 3‑pole, 600 V configuration matches your system requirements, and ensure a qualified electrician completes installation and post‑fit testing. With the Square D HDA36090AABCSD, you gain a trusted, purpose‑built solution that keeps your three‑phase power running smoothly and safely.