Square D HDA36110SVYP 110A 3-Pole 600 V Circuit Breaker

Engineered for demanding 3-phase installations, the Square D HDA36110SVYP 110A 3-Pole 600 V Circuit Breaker delivers robust protection for feeders and equipment in commercial and light industrial environments. As part of the Square D line, this breaker combines dependable performance with straightforward integration into existing panels that accept HDA-series devices.

Key specifications

• Brand and part: Square D, HDA36110SVYP
• Current rating: 110 A
• Poles: 3-pole (three-phase)
• Voltage rating: 600 V

What makes it unique

Designed to fit Square D panels that support HDA breakers, this model provides consistent, reliable protection for high-current lines. Its 3-pole construction ensures synchronized disconnection across all phases, reducing the risk of phase imbalances and equipment damage in three-phase systems.

Ideal use cases

• Protect three-phase feeders in commercial buildings, warehouses, or manufacturing floors operating up to 600 V
• Replacement or upgrade for aging or non-Square D breakers that require precise 110 A protection
• Dedicated protection for heavy-duty motors and equipment draws where stable, quick interruption is critical

Practical considerations

When selecting this breaker, verify compatibility with your Square D panel and ensure the installation adheres to local electrical codes. The 110-amp rating is well-suited for protecting downstream circuits with substantial current demand without undue nuisance tripping, helping to balance safety and uptime.

For professionals needing reliable three-phase circuit protection at a 600 V maximum, the Square D HDA36110SVYP 110A 3-Pole 600 V Circuit Breaker offers a clear, compatible solution that pairs performance with straightforward replacement in compatible Square D systems.