Square D HLA36100UJ 100A 3-Pole 600 V Circuit Breaker

Meet the Square D HLA36100UJ 100A 3-Pole 600 V Circuit Breaker — a purpose-built protector for three-phase power in commercial and industrial panels. This unit is designed to interrupt fault currents quickly and reliably, safeguarding wiring, devices, and control circuits from overloads and short circuits in demanding environments.

• Three-pole configuration: Ideal for three-phase power distribution, providing balanced protection across all phases and simplifying panel design.
• 100 A current rating: Delivers precise protection for feeders and branch circuits without unnecessary trips, supporting reliable operation of motors and equipment.
• 600 V voltage rating: Suitable for higher voltage applications common in industrial and commercial settings, ensuring safe performance in demanding systems.
• Durable, compatible construction: Engineered to fit with compatible Square D panels and distribution gear, supporting straightforward installations and future replacements.
• Clear part identification: Part number HLA36100UJ ensures you’re selecting the exact breaker for your system configuration and upgrade needs.

Use cases include upgrading aging panels, replacing a failed breaker, or configuring a new three-phase distribution line in industrial control environments. The HLA36100UJ protects essential equipment like motors, conveyors, and process controls by preventing overloads and limiting fault currents across a 3-phase network up to 600 V.

Practical tips for installation and use:

• Verify compatibility with your Square D panels and distribution equipment before installation.
• Ensure the power is fully de-energized and follow all local electrical codes and safety practices during replacement or wiring.
• Consult a licensed electrician if you’re unsure about three-phase protection requirements or proper torque specifications for secure connections.

When you need dependable three-phase protection in a 100 A, 3-pole format for 600 V systems, the Square D HLA36100UJ delivers straightforward integration, reliable performance, and a clear path to future maintenance—keeping your critical equipment protected and your downtime minimal.