Square D HGA36020AABC 36020A 3-Pole 600 V Circuit Breaker Potential Transformer

Meet the Square D HGA36020AABC 36020A 3-Pole 600 V Circuit Breaker Potential Transformer—a purpose-built protection device engineered for demanding 3-phase electrical systems. With a dedicated 3-pole design and a 600 V rating, this unit is built to interrupt fault currents quickly and reliably, helping protect motors, feeders, and your overall power distribution network. The Part Number HGA36020AABC identifies a robust solution that integrates smoothly with protection schemes that utilize potential transformers.

Key specifications

• Part Number: HGA36020AABC
• Current rating: 36020 A
• Poles: 3
• Voltage rating: 600 V
• Type: 3-Pole circuit breaker with potential transformer integration

Why this 3-Pole 600 V breaker stands out

Three-pole protection ensures balanced interruption across all phases, reducing the likelihood of residual currents that could harm equipment or compromise safety. The 600 V rating makes it suitable for a wide range of industrial power distributions, from manufacturing lines to large HVAC and processing facilities. By aligning with potential transformer-based protective relays, this breaker supports accurate metering and coordinated protection, helping you pinpoint faults faster and minimize downtime.

Ideal for

• 3-phase industrial installations demanding reliable phase protection for motors, conveyors, and heavy loads
• Panel upgrades or retrofits in existing Square D systems where PT-based protection schemes are in use
• Motor control centers and distributed power setups that require robust, easy-to-integrate overcurrent protection

Usage and practical tips

To maximize protection and longevity, pair this breaker with proper panel labeling and a clear understanding of your load profiles. Ensure compatibility with your current protection relays and potential transformer wiring as specified by your electrical design. When planning replacements or upgrades, confirm the Part Number (HGA36020AABC) matches the required three-pole, 600 V rating and that the installation adheres to local electrical codes and manufacturer guidelines. This Square D solution is designed for dependable performance in real-world industrial environments, delivering clear protection for critical equipment and a smoother, more predictable maintenance cycle.