Square D HJA260802 80A 2-Pole 600 V Circuit Breaker Potential Transformer

The Square D HJA260802 stands out as a purpose-built protection solution for demanding electrical systems. With an 80 A current rating and a rugged 2-pole design, this circuit breaker delivers dependable overload and short-circuit protection while accommodating up to 600 V, making it a versatile choice for commercial and industrial panels.

Key features that drive real-world value

• 80 A current rating precisely guards circuits and equipment rated for high-demand loads, reducing the risk of nuisance trips and equipment damage.
• 2-pole configuration ensures simultaneous interruption of both conductors, enhancing safety and system integrity in 240 V and higher voltage applications.
• 600 V voltage rating supports a wide range of industrial installations, from control panels to distribution feeders, with ample headroom for demanding environments.
• Integrated potential transformer capability (as indicated by the product designation) facilitates accurate metering and protective relay signaling, simplifying integration into protection schemes and monitoring systems.
• Square D reliability—designed to fit standard Square D panels and replacement programs, providing dependable performance and straightforward compatibility with existing infrastructure.

Why this model matters for your system

• Protection plus measurement: The combination of a robust breaker and potential transformer support enables both circuit protection and reliable measurement for meters and relays, reducing the need for additional accessories.
• Designed for demanding environments: Built to withstand industrial panels, this breaker supports critical applications in manufacturing floors, warehouses, and service entrances where consistent protection is non-negotiable.
• Long-term compatibility: By aligning with Square D standards, the HJA260802 minimizes replacement complexity and ensures dependable spares availability as part of a broader electrical distribution strategy.

Ideal applications

• Distribution panels and feeder circuits in commercial buildings and light manufacturing plants
• Motor control centers and equipment circuits requiring robust protection with metering compatibility
• Systems that benefit from integrated protection and measurement pathways for protection relays and monitoring equipment

Technical snapshot

Part Number: HJA260802 • Current Rating: 80 A • Poles: 2 • Voltage Rating: 600 V • Type: Circuit Breaker with potential transformer capability • Brand: Square D