Square D HDL26015AABC 26015A 2-Pole 600 V Circuit Breaker Potential Transformer

The Square D HDL26015AABC 26015A 2-Pole 600 V Circuit Breaker Potential Transformer is a rugged, purpose-built protective device designed for demanding electrical environments. With a 2-pole configuration and a 600 V rating, this breaker delivers reliable overcurrent protection while enabling voltage sensing through its potential transformer interface. Part of the Square D lineup (HDL26015AABC), it’s optimized for use in industrial panels and distribution systems where precise protection and monitoring are essential.

• Two-pole protection—simplifies wiring and provides clear, dependable safeguarding for two conductors in demanding installations.
• 600 V voltage rating—suitable for a wide range of commercial and industrial applications, from manufacturing lines to data centers.
• Current rating 26015 A—designed to handle substantial load profiles while maintaining reliable protection.
• Potential transformer interface—supports voltage sensing for protective relays and metering, enabling real-time monitoring and better fault analysis.
• Exact compatibility—part number HDL26015AABC ensures a precise Square D replacement that fits seamlessly within existing Square D/Schneider Electric protection ecosystems.
• Durable, space-conscious design—built to endure in busy control panels where space is limited and reliability matters most.

Use cases and practical applications

In electrical distribution panels, the HDL26015AABC provides robust two-pole protection for critical feeders while offering a potential transformer interface for voltage sensing. It’s an ideal choice for panel builders and maintenance teams looking to modernize protection schemes without a complete panel overhaul. In facilities with motors, conveyors, or high inrush equipment, this breaker helps manage startup and fault conditions more predictably, reducing downtime and enabling quicker diagnostics.

Why this Square D solution stands out

Choosing the HDL26015AABC means aligning with a trusted protection platform from Square D. The combination of a sturdy two-pole design, a generous 600 V rating, and an accessible potential transformer interface provides a practical, future-ready approach to electrical protection and monitoring. It’s not just about breaking the circuit—it’s about enabling safer, smarter operation of your distribution system.