Square D HDA36100AABCSH 36100A 3-Pole 600 V Circuit Breaker

Meet the Square D HDA36100AABCSH, a rugged three‑pole, 600 V circuit breaker designed to safeguard demanding three‑phase power systems. Built around the exact part number HDA36100AABCSH, it delivers reliable overcurrent protection for industrial panels, motor control centers, and commercial distribution gear where uptime and safety matter.

The 3‑pole configuration provides balanced protection across all phases, ensuring coordinated tripping and minimizing phase imbalance that can stress motors and transformers. With a 600 V rating, this unit is suited for high‑voltage distribution in industrial environments, helping to guard wiring, conductors, and connected equipment from overloads and short circuits.

Who benefits

Ideal for panel builders, maintenance teams, and electrical engineers working with three‑phase systems. Use it in manufacturing lines, HVAC distribution, data centers, or any facility where robust, reliable protection across all three phases is essential.

What makes this breaker stand out

• Three‑phase protection in one device: simplifies panel layouts and reduces the number of individual breakers needed, improving serviceability.
• 600 V class performance: designed to handle higher voltage distribution safely and effectively in industrial settings.
• Brand trust: Square D (Schneider Electric) is known for durable, dependable electrical protection solutions with a long track record in real‑world use.
• Exact configuration: part number precision (HDA36100AABCSH) ensures the correct mounting, connection, and compatibility for replacement or retrofit projects.

Practical considerations to maximize safety and reliability

• Verify compatibility with your Square D panels and the HDA series footprint before installation to ensure a seamless fit.
• Install in accordance with local electrical codes and the panel manufacturer’s instructions. Ensure proper torque on terminals and secure mounting for reliable operation.
• Pair this breaker with a complete overcurrent protection strategy to safeguard conductors, motors, and equipment from overloads and fault conditions.
• When replacing an existing breaker, confirm that the system’s current and voltage ratings align with the 36100 A / 600 V specifications of the HDA36100AABCSH.

Specifications at a glance

• Product: Square D circuit breaker
• Part Number: HDA36100AABCSH
• Poles: 3
• Current rating: 36100 A
• Voltage rating: 600 V
• Series/Type: HDA family