Square D HLL36125AABCSKYP 36125A 3-Pole 600 V Circuit Breaker

Meet the Square D HLL36125AABCSKYP, a purpose-built 3-pole circuit breaker engineered for dependable overcurrent protection in 3‑phase systems. With the part number HLL36125AABCSKYP, this device carries a current rating of 36125 A and a voltage rating of 600 V, making it a robust choice for demanding industrial and commercial electrical installations.

Core specifications

• Poles: 3
• Voltage rating: 600 V
• Current rating: 36125 A
• Part number: HLL36125AABCSKYP

Why a three-pole design matters

In 3‑phase systems, a 3‑pole breaker interrupts all three conductors simultaneously. This coordinated protection prevents unbalanced loads and protects three-phase motors, feeders, and distribution panels from damaging faults, enhancing safety and equipment longevity.

Ideal use cases

• Three-phase motor circuits in manufacturing or processing facilities
• Distribution feeders and panel boards in commercial or industrial environments
• Applications requiring reliable protection for equipment operating up to 600 V

What sets this Square D breaker apart

Built on Square D’s legacy of consistent, dependable protection, this model delivers predictable trip behavior and seamless compatibility with Square D panel systems. The 3‑pole, 600 V configuration is purpose‑built for modern industrial infrastructure where reliable fault interruption across all phases matters most.

Practical considerations

• Verify panel compatibility for 3‑pole, 600 V devices and ensure proper listing for your enclosure.
• Match the current rating to the protected circuit to maintain safe, code‑compliant operation.
• Follow standard electrical safety practices during installation and maintenance.