Square D RKF36100U31A Circuit Breaker, 1000A, 3-Pole, 600V

Introducing the Square D RKF36100U31A Circuit Breaker—a rugged, three-pole protection device engineered for demanding industrial electrical service, maintenance, and replacement projects. With a 1000 A rating and a 600 V capability, this breaker is built to safeguard high-demand systems where reliability truly matters.

Key specifications at a glance: 1000 A, 3-pole, 600 V. To ensure exact fit, verify compatibility using the part number RKF36100U31A against your equipment and application requirements. This approach helps you avoid downtime and ensures safe, code-compliant operation.

Why the RKF36100U31A stands out in industrial environments

• 3-pole configuration designed for standard 3-phase power, simplifying integration with existing switchgear and panelboards.
• High current capacity (1000 A) suitable for large motors, conveyors, presses, and other demanding loads commonly found in manufacturing and processing facilities.
• 600 V rating aligns with typical industrial distribution systems, delivering reliable protection across high-energy circuits.
• Square D engineering and compatibility with Square D panels streamline installation, spare parts compatibility, and service support.
• Explicit compatibility check: verify fit by part number and application requirements to ensure proper electrical safety and performance.

Practical use cases

• New installations in factories and plants where large 3-phase motors require robust overcurrent protection.
• Maintenance or replacement in MCCs and switchgear, where precise part matching minimizes downtime and ensures reliability.
• Upgrades to accommodate increasing load demands, helping protect wiring and downstream equipment from faults.

Need help matching a part number or confirming compatibility? Message us with the RKF36100U31A and your application details, and we’ll help ensure a seamless, code-compliant fit.