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Square D PBQ3660 - Fusible 600A 600V Bus Plug

Square D
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Square D PBQ3660 is a fusible bus plug designed for primary overcurrent protection within industrial power distribution systems. This unit operates at a voltage rating of 600V AC with a continuous current rating of 600A, offering a high interrupting capacity of 200kA at 480V. Constructed as a three-phase, three-wire device, the PBQ3660 weighs 175 lb and accepts H, K, or R class fuses for versatile application. It is engineered to meet rigorous industry standards for safety and performance in demanding environments. Typical applications include protecting branch circuits in manufacturing plants, data centers, and large commercial facilities where reliable power distribution is critical.

Key Features & Specifications
  • Type: Fusible Bus Plug
  • Voltage Rating: 600V AC
  • Current Rating: 600A
  • AIC Rating: 200kA@480V
  • Phase: 3
  • Wire: 3
  • Fuse Class: H, K, R
  • Weight: 175 lb
  • Family: I-Line
  • Item Subcategory: Fusible


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