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Square D PTMA36450GH - Breaker Type Bus Plug 450A 600V 3-Phase

Square D
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Square D PTMA36450GH is a 450A, 3-phase, 600V breaker-type bus plug designed for primary circuit protection and power distribution within I-Line panelboard systems. This unit features a 65kA interrupting capacity at 480V, a 3-wire configuration, and a robust construction weighing 225 lb, ensuring reliable performance in demanding industrial environments. The PTMA series complies with applicable UL and NEMA standards for electrical safety and durability. Typical applications include main or feeder circuit protection in manufacturing facilities, data centers, and commercial buildings requiring high-amperage distribution.

Key Features & Specifications
  • Type: Square D I-Line Breaker Type Bus Plug
  • Voltage Rating: 600V AC
  • Current Rating: 450A
  • Phase: 3
  • Wire: 3
  • AIC Rating: 65kA@480V
  • Weight: 225 lb
  • Family: I-Line
  • Item Subcategory: Breaker Type


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