Square D HDA36100UHYP 100A 3-Pole 600 V Circuit Breaker

Meet the Square D HDA36100UHYP 100A 3-Pole 600 V Circuit Breaker — a precise, three-phase protection device built to safeguard power systems in commercial and industrial settings. With part number HDA36100UHYP, this breaker is purpose-built to interrupt fault currents and keep critical equipment running smoothly.

• Current rating: 100 A
• Poles: 3
• Voltage rating: 600 V
• Part number: HDA36100UHYP

Why this model stands out

• Three-pole configuration for 3-phase systems: Specifically designed to protect three-phase feeders, motors, and loads commonly found in industrial and commercial electrical installations.
• 600 V protection range: Suitable for distribution panels and equipment operating in up to 600 V systems, helping prevent damage from overcurrent events.
• Reliable Square D lineage: Built on a legacy of dependable electrical protection, delivering predictable operation when it matters most.
• Compact, panel-ready form: Designed to fit standard enclosures and bus configurations, making it a practical choice for upgrades, replacements, or new installations.

Ideal use cases

• Protect 3-phase motors in manufacturing lines, conveyors, pumps, and compressors
• Distribute power to HVAC equipment, large fans, and processing machinery
• Integrate into commercial or light industrial panel boards where 3-phase protection is required
• Serve as a reliable main or feeder breaker in electrical distribution setups within warehouses and facilities

How it helps you manage safety and downtime

By providing precise overcurrent protection for three-phase circuits up to 100 A, the HDA36100UHYP helps minimize damage from faults and short circuits, reducing unplanned downtime and protecting valuable equipment. Its 3-pole design ensures synchronized disconnection across all phases, improving safety for personnel and systems alike.

Installation and practical considerations

• Confirm that your panel and wiring plan support 600 V, three-phase operation and a 100 A protective device
• Follow standard electrical installation practices and local codes when mounting and wiring
• Secure connections with appropriate torque and inspect for proper seating to ensure reliable performance
• Keep spares on hand for routine replacements in critical distribution paths

For projects requiring dependable 3-phase protection at up to 600 V, the Square D HDA36100UHYP 100A 3-Pole Circuit Breaker offers a precise, trusted solution that aligns with professional electrical distribution needs.