Engineered for commercial power systems, the Square D PJL36080U43A is an 800A, 3-pole PowerPacT P-Frame molded case circuit breaker. Designed for unit mounting, it fits seamlessly into Square D QED switchboards and motor control centers. It is also an exact replacement for older PE800 models. The integrated Micrologic 5.0A trip unit offers adjustable long-time, short-time, and instantaneous (LSI) settings. It features true RMS sensing and a 65 kAIC rating at 480VAC.
What enclosures and switchboards is the PJL36080U43A compatible with?
This unit-mount P-Frame breaker is designed for use in Square D QED switchboards, motor control centers, and PowerPacT P-Frame enclosures.
Can I use the PJL36080U43A to replace an older Square D breaker?
Yes, this PowerPacT P-Frame breaker serves as an exact drop-in replacement for legacy Square D PE800 models, simplifying facility upgrades.
What wire size and material does the PJL36080U43A accept?
The factory-installed lugs accept three 3/0 AWG to 500 kcmil aluminum or copper conductors per phase.
What trip unit is included with the PJL36080U43A?
It features an integrated Micrologic 5.0A electronic trip unit, which provides adjustable long-time, short-time, and instantaneous (LSI) protection along with a built-in ammeter display.
How is the PJL36080U43A mounted?
This is a unit-mount breaker, meaning it features a feed-thru connection with mechanical lugs on both the line and load sides for direct panel or backpan mounting.
Does the PJL36080U43A feature true RMS sensing?
Yes, the Micrologic 5.0A trip unit utilizes true RMS sensing to accurately measure current and provide reliable protection against overloads and short circuits.
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