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Square D PBQ3640GC - Fusible 400A 600V Bus Plug (I-Line)

Square D
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Square D PBQ3640GC is a fusible bus plug designed for primary circuit protection within I-Line panelboard systems. This unit operates at a voltage rating of 600V and a current rating of 400A, with a high interrupting capacity of 200kA at 480V. The device weighs 175 lb and features a three-wire, three-phase configuration, accepting H, K, or R fuse classes for versatile overcurrent protection. It complies with industry standards for industrial electrical distribution and safety. Typical applications include branch circuit protection in commercial and industrial power distribution systems.

Key Features & Specifications
  • Type: Fusible bus plug, I-Line family, PBQ type
  • Voltage Rating: 600V
  • Current Rating: 400A
  • AIC Rating: 200kA@480V
  • Phase: 3
  • Wire: 3
  • Fuse Class: H, K, R
  • Weight: 175 lb
  • Item Subcategory: Fusible