Square D PBLJ36400GNU31X - Breaker Type 400A 600V (65kA@480V)
Square D PBLJ36400GNU31X - Breaker Type 400A 600V (65kA@480V)

Square D PBLJ36400GNU31X - Breaker Type 400A 600V (65kA@480V)

Square D
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Square D PBLJ36400GNU31X is a breaker-type bus plug designed for overcurrent protection and power distribution in industrial electrical systems. It is rated for 400 amps at 600 volts, with a high interrupt capacity of 65kA at 480V, and operates on a 3-phase, 4-wire configuration. This plug-in unit weighs 65 lb and is constructed for use with Square D I-Line busway systems, featuring an LJP frame circuit breaker with an electronic trip unit. It complies with UL and CSA safety standards, ensuring reliable performance in demanding environments. Typical applications include industrial and commercial power distribution requiring robust fault current interruption.

Key Features & Specifications
  • Manufacturer: Square D
  • Item Subcategory: Breaker Type
  • Weight: 65 lb
  • Wire: 4
  • Voltage Rating: 600V
  • AIC rating: 65kA@480V
  • Phase: 3
  • Current Rating: 400A
  • Amperage Rating: 400A
  • Voltage Rating: 600V
  • Poles: 3-phase, 4-wire with ground
  • Interrupt Rating: 65kA at 480V
  • Mounting Type: Plug-in
  • Frame Type: LJP
  • Trip Unit: Electronic, including Micrologic 3.3
  • Certifications: UL, CSA