Square D HDA36080UH 80A 3-Pole 600 V Circuit Breaker

Square D HDA36080UH is a robust 80-amp, 3-pole circuit breaker designed for three-phase power distribution up to 600 volts. As part of the trusted Square D family, this unit delivers reliable overcurrent protection for demanding commercial and light industrial electrical systems, helping shield equipment and operations from unexpected outages.

Key specifications

• Part Number: HDA36080UH
• Current rating: 80 A
• Poles: 3
• Voltage rating: 600 V

Why this breaker stands out

• Three-phase protection: Perfect for three-phase motor loads, HVAC equipment, and industrial machinery that require simultaneous safeguarding across all three conductors.
• Compact reliability: Engineered for dependable interrupting capability in panelboards and distribution systems where space and performance matter.
• Seamless compatibility: Designed to integrate with Square D panels and the HDA-series ecosystem, making replacement or upgrades straightforward for existing installations.
• Durable construction: Built to withstand frequent switching in active electrical environments while maintaining a consistent trip response.

Ideal use scenarios

• Upgrading or replacing an aging three-phase breaker in commercial or light industrial panels.
• Protecting three-phase motors, compressors, and conveyor systems in manufacturing or processing facilities.
• Distributing power in data centers, HVAC rooms, or workshop environments where 600 V systems are common.

Installation and best practices

Ensure compatibility with your panelboard and follow all applicable electrical codes. Replace in a de-energized system and use proper protective equipment. Verify wiring matches the breaker’s three-pole configuration and inspect mounting and terminations for secure connections. When in doubt, consult a licensed electrician to confirm panel compatibility and safe operation.

With the Square D HDA36080UH, you gain a dependable, three-phase protection solution tuned for reliability in higher-voltage applications. This 80 A, 3-pole, 600 V circuit breaker is built to help keep critical systems running smoothly, reducing downtime and protecting valuable equipment.