Square D HDA36100UPYP 100A 3-Pole 600 V Circuit Breaker

Introducing the Square D HDA36100UPYP 100A 3-Pole 600 V Circuit Breaker — a rugged, three-phase protection device built for demanding industrial and commercial panels. This Square D breaker, identified by Part Number HDA36100UPYP, delivers reliable overload and short-circuit protection for circuits up to 600 volts across three poles, making it a staple choice for safeguarding complex power systems.

Designed for 3-phase electrical environments, this 100 amp breaker helps shield motors, pumps, HVAC equipment, and other high-load loads from electrical faults. Its ability to rapidly interrupt fault currents minimizes downtime and protects wiring, conductors, and downstream devices from damage.

Key specifications

• Current rating: 100 A
• Poles: 3
• Voltage rating: 600 V
• Brand: Square D (Schneider Electric)
• Part number: HDA36100UPYP

Why this three-pole 600V breaker stands out

The three-pole design delivers synchronized protection across all phases in a 3-phase distribution system, reducing the risk of unbalanced loads and equipment damage. Built on Square D’s trusted engineering heritage, this breaker is designed for dense panel environments where reliability and clear disconnection are essential.

Who benefits

Ideal for facilities operating three-phase 600V or higher nominal distributions, including manufacturing floors, large commercial installations, and spaces with substantial motor and heavy-load equipment. It’s a solid choice for replacements in compatible Square D panels where robust protection and quick fault isolation are priorities.

Practical tips

• Confirm panel compatibility with HDA-series breakers before installation to ensure proper fit and performance.
• Incorporate regular protective-device testing to verify trip reliability and maintain system protection integrity.
• Keep a spare HDA36100UPYP on hand for fast maintenance and minimized downtime during service windows.

Choose the Square D HDA36100UPYP for dependable three-phase protection that aligns with robust industrial installations, clear labeling within panels, and a proven track record for safeguarding critical equipment. Add it to your panel setup to reinforce safety, reduce fault impact, and support continuous operation.