Square D | PLA34080 | Circuit Breaker | 800A | 3-Pole | 480V | 100kA

Square D PLA34080 Circuit Breaker is a robust, high-capacity protective device designed for demanding electrical systems. With an 800 A rating, a 3-pole configuration, and a 480 V operating voltage, this breaker delivers reliable protection for large three-phase circuits while supporting tight electrical distribution in industrial environments.

• Amperage: 800 A
• Poles: 3-Pole
• Voltage: 480 V
• Interrupting capacity: 100 kA
• Model: PLA34080 (Square D)

This PLA34080 is ideal for maintenance, retrofit, and replacement projects where precise compatibility and solid protection are required. Its 100 kA interrupt rating ensures rapid isolation of faults on high-current, three-phase feeders, helping minimize damage to equipment and downtime in critical applications.

Why choose this Square D circuit breaker?

• : Designed to safely interrupt faults in heavy industrial circuits, including motors, feeders, and main distribution panels.
• Three-phase reliability: The 3-pole configuration supports balanced protection across all phases in 480 V systems.
• Compatibility-first approach: The part number PLA34080 serves as the best reference for matching compatibility with your Square D panels and assemblies.
• Long-term durability: Built to endure repeated switching, minimizing nuisance trips and extending service life in demanding environments.

Who this is for: electrical engineers, maintenance technicians, and procurement teams responsible for upgrading or replacing protective devices in industrial facilities, data centers, manufacturing lines, and large commercial complexes.

Use cases and practical benefits: - Replacing an aging or failed breaker in a three-phase 480 V distribution panel without sacrificing protection margins. - Retrofitting legacy equipment to meet current safety standards while maintaining existing wiring and panel layouts. - Protecting high-current feeders feeding essential machinery, ensuring quick fault isolation and minimal downtime.

Installation and compatibility tips: - Always confirm fit and ratings before ordering; the PLA34080 model number is the best compatibility reference. - Verify that your panel and bus assembly are rated for 480 V and 800 A with a 100 kA interrupt capacity. - Follow standard safety procedures, disconnect power, and torque terminals to manufacturer specifications to ensure secure, long-lasting connections.