Square D HLL36110 110A 3-Pole 600 V Circuit Breaker

Meet the Square D HLL36110 110A 3-Pole 600 V Circuit Breaker — a purpose-built protection device for demanding three-phase power systems. With a 110-ampere rating across three poles and support for voltages up to 600 V, this genuine Square D component is designed to safeguard equipment, reduce downtime, and keep industrial processes running smoothly.

Why this model stands out for your setup:

• Three-pole configuration ensures balanced protection across all phases, helping prevent uneven loading and minimizing the risk of phase-related faults.
• 110 A current rating provides appropriate protection for motors, feeders, and other substantial loads without nuisance trips when sized correctly for your system.
• 600 V voltage rating makes it suitable for broadened industrial applications, enabling reliable protection on higher-voltage distribution networks.
• Part Number HLL36110 identifies this precise, genuine Square D breaker, offering straightforward replacement in compatible panels and enclosures.
• Durable, dependable Square D construction designed to perform in everyday industrial environments, helping you maintain steady operation in manufacturing, packaging, and logistics settings.

Ideal applications and use cases

This 3-pole breaker is well-suited for protecting three-phase motors, pumps, conveyors, and HVAC drives across manufacturing floors, warehouses, and large facilities. It also serves as main or feeder protection in commercial-industrial panels where reliable interruption of fault current is essential to safeguarding costly equipment and maintaining safety.

What it solves—practical benefits you’ll notice

• Prevents motor damage and equipment failure by interrupting fault currents quickly and reliably.
• Supports coordinated protection in three-phase distributions, helping to isolate faults with minimal impact on other circuits.
• Offers a proven, compatible replacement option that integrates seamlessly with existing Square D panels and bus configurations.
• Facilitates safer maintenance and easier fault tracing thanks to clear part identification and reliable performance.

Installation and compatibility tips

For best results, ensure your load profile aligns with the 110 A rating and that the circuit is intended for up to 600 V service. Use this breaker as a genuine Square D replacement part to maintain panel compatibility and electrical integrity. Always follow your panel manufacturer’s installation guidelines and local electrical codes when replacing or upgrading circuit protection.