Product Description
The Square D LJL36400U43X is a premium molded case circuit breaker (MCCB) from Schneider Electric’s PowerPact L-Frame (LJL) series, designed for demanding industrial and commercial applications. This 3-pole, 400A breaker supports up to 600V AC and offers a 65kA interrupting capacity at 480V AC.
It comes equipped with the advanced Micrologic 5.0 A electronic trip unit, offering adjustable long-time, short-time, and instantaneous trip settings, giving users greater control and protection for motors, feeders, and distribution systems.
The LJL36400U43X breaker is UL Listed, compact, and designed for performance and flexibility in mission-critical systems like switchboards, panelboards, and control gear.
Key Features:
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Brand: Square D (Schneider Electric)
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Model Number: LJL36400U43X
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Series: PowerPact L (LJL Frame)
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Poles: 3-Pole
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Rated Current: 400A
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Voltage Rating: 600V AC
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Interrupting Rating: 65kA @ 480V AC
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Trip Unit: Micrologic 5.0 A (Adjustable LSI)
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Mounting: Fixed
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Frame Type: LJL
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Standards: UL 489, CSA
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Application: Commercial, industrial, OEM power distribution
