Square D HDA36110SKYP 110A 3-Pole 600 V Circuit Breaker

Meet the Square D HDA36110SKYP — a robust 110 A, 3-pole circuit breaker rated for up to 600 V. Designed to protect three-phase power distribution in demanding environments, this unit delivers reliable, coordinated protection across all three poles, helping prevent damage from overloads and short circuits in multi-phase circuits.

What makes it unique

Crafted to integrate seamlessly with Square D panels, the HDA36110SKYP provides synchronized disconnection across all phases for consistent protection in 3-phase systems. Its solid build is engineered to endure the vibrations and temperature variations common in industrial settings, while its precise part-number alignment simplifies replacement and stock management for maintenance teams.

Key specifications

• Part number: HDA36110SKYP
• Current rating: 110 A
• Poles: 3
• Voltage rating: 600 V
• Brand: Square D (Schneider Electric)
• Type: 3-pole circuit breaker for three-phase distribution

Ideal applications

Best suited for protecting three-phase feeders in commercial and light-industrial panels, including motor feeders and distribution circuits. The 600 V rating covers typical industrial power networks, while the 110 A rating provides substantial protection for feeders without frequent nuisance trips.

Why choose the HDA36110SKYP over alternatives

• Reliable trip across all poles to guard multi-phase circuits
• Durable construction designed for industrial reliability
• Part-number specificity simplifies sourcing and replacement in Square D ecosystems
• Strong alignment with Square D panels and components, ensuring cohesive system performance

Practical tips for installation and replacement

When installing or replacing, verify that your panel accepts HDA-series breakers and that system voltage and conductors are sized for 110 A and 600 V. Always power down the equipment and follow local electrical codes. For new installations, plan for proper coordination with other protective devices to achieve selective tripping and optimal protection for your three-phase network.