Square D HGA36150U33XAABCSDYP 150A 3-Pole 600 V Circuit Breaker Potential Transformer

Meet the Square D HGA36150U33XAABCSDYP—a rugged 150 A, 3-pole circuit breaker engineered for demanding three-phase power systems. With a 600 V maximum rating and an integrated potential transformer feature, this unit is built to deliver dependable overcurrent protection while enabling precise sensing and monitoring within protective relay and metering setups. As part of Square D’s trusted protection lineup, it combines proven reliability with streamlined field identification through the exact part number HGA36150U33XAABCSDYP.

Key specifications

• Current rating: 150 A
• Poles: 3
• Voltage rating: 600 V
• Part number: HGA36150U33XAABCSDYP
• Type: Circuit breaker with potential transformer integration
• Brand: Square D (Schneider Electric)

What sets this model apart

• Three-pole protection: optimizes three-phase power distribution and ensures balanced interrupting capability across all phases.
• 600 V system readiness: designed to safely interrupt fault currents in higher-voltage industrial environments.
• Integrated sensing capability: the potential transformer integration supports accurate metering and protection signaling for a more responsive protection scheme.
• Precise part traceability: clear part number and specifications streamline ordering, servicing, and replacement in complex electrical inventories.

Ideal use cases

• Industrial facilities with heavy three-phase loads, such as manufacturing lines and processing equipment.
• Electrical distribution panels and switchgear assemblies requiring reliable protection and integrated sensing for monitoring systems.
• Upgrades or replacements in existing Square D protection schemes where a 150 A, 3-pole, 600 V device with potential transformer capabilities is appropriate.

Practical considerations and tips

When selecting this breaker, ensure your system voltage, current requirements, and protection scheme align with a 150 A, 3-pole configuration at up to 600 V. The potential transformer integration supports downstream metering and protection relays, enabling more accurate fault detection and faster disconnects. Maintain clear records of the part number (HGA36150U33XAABCSDYP) for procurement and service purposes, and pair with compatible Square D accessories to optimize installation and future maintenance.