Square D HJA36060AA 36060A 3-Pole 600 V Circuit Breaker

Meet the Square D HJA36060AA 36060A 3-Pole 600 V Circuit Breaker—an industrial-grade overcurrent protection device designed for three-phase systems up to 600 V. This part, HJA36060AA, is purpose-built to safeguard critical equipment, minimize downtime, and keep your electrical infrastructure running smoothly.

Key Specifications

• Part number: HJA36060AA
• Current rating: 36060 A
• Poles: 3
• Voltage rating: 600 V

Why it matters

Three-phase systems power motors, compressors, and heavy loads. When overloads or short circuits occur, rapid and reliable interruption is essential to protect conductors, downstream equipment, and your entire panel. The HJA36060AA is engineered to provide decisive protection at the voltage and current levels typical of industrial environments, helping you avoid costly downtime and equipment damage.

Ideal use cases

• Protection for three-phase motors and feeders in manufacturing lines
• Distribution panels in commercial facilities with 600 V service
• Critical infrastructure in data centers and industrial applications requiring robust phase protection

What sets this apart

• Proven Square D reliability—a trusted choice for durable, field-tested electrical protection.
• Three-pole configuration delivers balanced protection across all phases, reducing the risk of phase-related faults.
• 600 V rating aligns with typical industrial and commercial power systems, ensuring compatibility with a wide range of equipment.

Practical tips and considerations

To maximize performance, install the HJA36060AA in a compatible Square D panel designed for three-pole, 600 V protection. Confirm panel compatibility with the part number, ensure proper terminal torque, and check that the upstream and downstream protection aligns with your electrical design and local codes. This approach helps you maintain reliable fault interruption and protects your investment over time.