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Square D PBLXI36400 - Breaker Type 400A 600V

Square D
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Square D PBLXI36400 is a breaker-type bus plug designed for reliable power distribution in industrial and commercial panelboard applications. It supports 400 amps at 600 volts AC with a 200kA interrupting capacity at 480V, ensuring robust overcurrent protection for three-phase systems. This 3-pole, 3-wire unit weighs 185 lb and features a plug-in mounting style compatible with Square D I-Line busway, facilitating secure installation in demanding environments. It is UL 489 certified, meeting stringent safety and reliability standards for critical power systems. Typical applications include industrial manufacturing facilities, commercial buildings, and data centers requiring high-capacity power distribution.

Key Features & Specifications
  • Type: Breaker Type
  • Family: I-Line
  • Type: PBLXI
  • Weight: 185 lb
  • Wire: 3
  • Voltage Rating: 600V
  • AIC rating: 200kA@480V
  • Phase: 3
  • Current Rating: 400A
  • 400 Amps
  • 600 Volts AC
  • 3 Pole
  • 3 Phase
  • I-Line Plug-In Mounting
  • Square D I-Line Series
  • Thermal-Magnetic Trip Unit
  • UL 489 Certified