The Square D PLA34100 is a 3-pole, 1000A molded case circuit breaker from the PowerPacT P-Frame family. It delivers reliable power distribution for commercial and industrial applications. This unit features an I-Line plug-on connection, allowing it to install into Square D I-Line panelboards and switchboards. Rated for 100kAIC at 480V, it utilizes an ET 1.0I electronic trip unit. This provides fixed thermal and adjustable magnetic settings for precise long-time and instantaneous protection.
HACR Rated, Current Limiting, True RMS Sensing, 80% Rated
Product FAQs
6 answers
How much mounting space does the PLA34100 require in an I-Line panelboard?
As a PowerPacT P-Frame breaker, the PLA34100 requires 9 inches of I-Line mounting space in Square D panelboards and switchboards.
What wire sizes are accepted by the load-side lugs on the PLA34100?
The standard mechanical lugs accept four 3/0 AWG to 500 kcmil aluminum or copper conductors per phase.
Is the PLA34100 rated for 80 percent or 100 percent continuous current?
This breaker is standard 80 percent rated, meaning the continuous load should not exceed 800 amps for three hours or more.
What type of trip unit is installed in the PLA34100?
It comes standard with an ET 1.0I basic electronic trip unit, which provides fixed long-time and adjustable instantaneous (LI) protection.
What is the standard phase connection for the PLA34100 I-Line breaker?
The standard factory configuration for this 3-pole I-Line breaker is an ABC phase connection.
Can the trip unit on the PLA34100 be interchanged in the field?
No, the basic ET 1.0I electronic trip unit is not interchangeable. If you require field interchangeable trip units, you must use a breaker equipped with a Micrologic trip unit.
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