Industrial XQ45RGN 50A 4-Pole 240 V Circuit Breaker

Industrial XQ45RGN 50A 4-Pole 240 V Circuit Breaker — a rugged, reliable protection device engineered for demanding industrial panels and distribution systems. Part Number XQ45RGN identifies the exact model and simplifies ordering and replacement in existing equipment fleets. With a 50-amp rating across four poles at 240 V, this breaker offers solid protection for three-phase circuits that also require a common disconnect for the neutral conductor.

• Four-pole, common-trip configuration: ensures all poles open together for safe shutdown of 3-phase systems with neutral, reducing the risk of backfeed and equipment damage.
• 50 A current rating: provides precise overcurrent protection for motors, drives, pumps, and other high-load equipment without nuisance tripping in normal operation.
• 240 V operation: compatible with standard industrial feeders and distribution panels used in manufacturing, processing, and packaging lines.
• Seamless replacement and compatibility: Part Number XQ45RGN aligns with existing panel schedules and spare-part inventories, streamlining maintenance and uptime.
• Built for tough environments: designed to withstand the vibration, temperature variations, and electrical demand typical in industrial facilities.

Use cases

Best suited for industrial control panels and power distribution where three-phase equipment with a neutral requires coordinated protection. Use this model to safeguard conveyors, pumps, fans, CNC machines, and other heavy-load machinery that operate on 240 V with multiple conductors. The four-pole design provides reliable isolation during maintenance and emergency shutdowns, helping your operation recover quickly from faults.

Why choose this configuration

Compared to smaller multi-pole breakers, the XQ45RGN’s four-pole arrangement delivers a unified disconnection that enhances electrical safety and simplifies panel engineering. The 50 A rating is a focused fit for typical industrial feeders, offering solid protection for equipment that draws substantial but controlled current, while allowing smooth coordination with upstream protection devices.

Installation & safety considerations

• Install by qualified electricians following your panel manufacturer’s installation guidelines and local electrical codes.
• Verify wiring gauge and terminal torque align with the breaker’s rating to maintain reliable contact and performance.
• Use as part of a coordinated protection scheme with upstream disconnects and appropriately rated conductors to minimize fault impact.
• Regularly inspect for signs of overheating, arcing, or wear, and replace if any degradation is detected.

What problems it solves

The XQ45RGN provides decisive overcurrent protection for 240 V, four-pole circuits, helping prevent equipment damage from overloads and short circuits. Its common-trip design minimizes risk during maintenance and fault conditions by ensuring all conductors are safely isolated at once. For facilities that rely on stable, uninterrupted power to three-phase equipment with a neutral, this breaker delivers reliability, simplicity in maintenance, and clear, compatible replacement paths.