Square D 480VAC - 50A, 480VAC, 3-Pole, Circuit Breaker

Engineered for demanding three-phase systems, the Square D 480VAC - 50A, 3-Pole Circuit Breaker delivers precise overcurrent protection for industrial environments. Rated up to 480V and 50A, this unit provides reliable interruption of fault currents across all three phases, helping protect your panelboards, switchboards, and control panels from damage and unplanned downtime.

• Current rating: 50A
• Voltage rating: 480VAC
• Poles: 3-Pole
• Breaker type: Circuit Breaker

This 3-Pole design is purpose-built for three-phase electrical systems, enabling synchronized protection across all lines in distribution panels and motor control centers. Whether you’re wiring a new industrial installation or upgrading an existing setup, this breaker provides robust, dependable overcurrent protection in high-demand environments.

Ideal use cases

• Industrial panelboards, switchboards, and control panels serving motors, conveyors, pumps, and fans
• Motor control centers and centralized electrical distribution in manufacturing facilities
• Commercial systems that operate three-phase equipment at up to 480V
• OEM applications requiring a proven 3-pole solution for three-phase protection

Why choose this Square D 480VAC 50A 3-Pole circuit breaker? It combines a fixed 3-pole configuration with a high-voltage rating, delivering synchronized protection for all three phases in demanding industrial setups. The 50A rating is ideal for feeders and branch circuits that power medium-load equipment, while the 480VAC capability ensures compatibility with modern three-phase power networks.

Practical tips for use and longevity

• Confirm compatibility with your panelboard, switchboard, or motor control center prior to installation to ensure a seamless fit and correct trip characteristics.
• Ensure secure mounting and proper wiring practices for reliable communication of fault currents across all three phases.
• Integrate into routine maintenance checks as part of your electrical distribution protection plan to minimize unscheduled downtime.

Choose this Square D 480VAC 50A 3-Pole circuit breaker for dependable, three-phase overcurrent protection that keeps industrial processes moving smoothly, protects valuable equipment, and supports safe operation in distribution panels and motor control centers.