Square D HLA36100UN 100A 3-Pole 600 V Circuit Breaker

The Square D HLA36100UN 100A 3-Pole 600V Circuit Breaker is a purpose-built solution for robust three-phase protection in commercial and industrial electrical systems. With a 100 A current rating and a 3-pole design, it safeguards feeders and motors while integrating seamlessly into compatible Square D panels and panelboards.

• Three-pole, three-phase protection: delivers balanced interruption across all live conductors, promoting stable motor performance and safer distribution.
• 100 A rating: precisely protects branch circuits and motor feeders up to 100 amps, helping prevent overheating and equipment damage.
• 600 V voltage rating: suitable for higher-demand installations typical in commercial and light-industrial environments, enabling reliable overload protection.
• Exact part for reliable replacements: Part Number HLA36100UN provides consistent performance and straightforward ordering for maintenance and stocking.
• Durable construction for demanding environments: built to endure the rigors of electrical rooms and panel installations with long service life.
• Designed for easy compatibility: optimized to fit Square D panels and standard terminations, making installation straightforward and secure.

Ideal use cases include motor feeders in manufacturing lines, HVAC systems, three-phase distribution circuits in commercial buildings, and as a dependable protection device in panelboard setups. It’s also a practical replacement option for compatible Square D systems, ensuring consistent performance and compatibility with existing wiring and bus stabs.

Practical tips for installation and reliability:

• Always de-energize the panel and follow lockout/tagout procedures before replacing or servicing a breaker.
• Verify that your panel supports a 3-pole, 600V device and follow the manufacturer’s torque and termination guidelines.
• Keep a spare HLA36100UN on hand for facilities with high electrical demand to minimize downtime and keep critical equipment online.

Choose the Square D HLA36100UN 100A 3-Pole 600V Circuit Breaker for targeted, reliable protection in three-phase systems. Its precise specifications, compatibility with Square D infrastructure, and focused performance make it a standout choice for professionals who prioritize safety, reliability, and ease of maintenance.