Square D HJA36150SV 150A 3-Pole 600 V Circuit Breaker

Meet the Square D HJA36150SV 150 A 3-Pole 600 V Circuit Breaker — a purpose-built safety device designed to protect demanding three‑phase electrical systems with reliability and precision.

Key specifications

• Current rating: 150 A
• Poles: 3-pole
• Voltage rating: 600 V
• Brand and model: Square D, part number HJA36150SV

This circuit breaker is specifically engineered for three‑phase circuits, making it ideal for protecting motors, compressors, feeders, and other heavy loads in commercial or industrial environments where 3‑phase protection up to 600 V is required.

Why this model stands out

• Precise fit and identification with part number HJA36150SV, ensuring you’re selecting the correct Square D replacement in compatible panels.
• Three-pole configuration provides balanced protection across all phases, helping reduce electrical risk in multi-phase systems.
• 600 V rating expands its suitability for higher‑voltage applications while maintaining reliable overcurrent protection.

Ideal use cases

• Three‑phase motor circuits in manufacturing or processing equipment.
• HVAC and large‑appliance feeder protection in commercial settings.
• Panel sections that require a robust 150 A, 3‑pole protection device within a 600 V environment.

Practical considerations

• Verify that your panel is designed to accept a 3‑pole, 600 V breaker of this size and that the part number matches your replacement needs.
• Handle with care and follow all local electrical codes and safety practices during installation. If in doubt, consult a licensed electrician.

With the Square D HJA36150SV, you’re choosing a trusted protection solution that aligns with real-world, three‑phase electrical demands, delivering dependable current interruption for safer, more efficient operation.