Square D HJA36060U43XAABCSJYP 60A 3-Pole 600 V Circuit Breaker

Meet the Square D HJA36060U43XAABCSJYP—a purpose-built three-pole circuit breaker that delivers dependable overload and short-circuit protection for three-phase systems. Rated at 60 amps and compatible with up to 600 volts, this unit is a precise fit for specific Square D panelboards and switchgear that accept this configuration.

Why this model stands out

In environments where three-phase power is the norm, a dedicated 60 A, 3-pole breaker like HJA36060U43XAABCSJYP ensures balanced protection across all legs. The exact part number guarantees compatibility with existing Square D installations, reducing the guesswork during upgrades or replacements. It’s built to perform consistently in demanding electrical setups where reliable interruption protection is non-negotiable.

Key specifications

• Current rating: 60 A
• Poles: 3
• Voltage rating: 600 V
• Part number: HJA36060U43XAABCSJYP
• Manufacturer: Square D (Schneider Electric)

Ideal use cases

• Three-phase distribution panels in commercial or light industrial facilities
• Motor feeders or equipment circuits where a 60-amp protection level matches load requirements
• Replacement or upgrade scenarios within Square D systems that require the exact HJA36060U43XAABCSJYP configuration

Practical benefits

• Clear, consistent protection for three-phase circuits up to 60 A, helping to prevent equipment damage and downtime
• Streamlined maintenance with an exact, compatible Square D part that fits your existing panelboard or MCC lineup
• Reduced risk of nuisance trips by maintaining coordinated protection across all three lines

Installation and maintenance tips

Always follow electrical code requirements and your panel manufacturer's guidelines when replacing breakers. Verify that the panel and bus bar design accept a 3-pole, 600 V unit and that the ampere rating aligns with your load calculations. For replacement jobs, cross-check the part number HJA36060U43XAABCSJYP to ensure a precise match, then secure connections with the manufacturer-recommended torque specs and re-verify labeling after installation.