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Square D PBLC34450 - 450A 600V I-Line Bus Plug

Square D
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Square D PBLC34450 is a 450A, 600VAC, 3-phase, 3-wire I-Line circuit breaker type bus plug designed for primary overcurrent protection in industrial power distribution systems. It provides a 65kA interrupting capacity at 480VAC to safely clear high-fault currents. This unit weighs 185 lb and features a robust construction for integration into Square D I-Line panelboards and switchboards. It complies with applicable UL and NEMA standards for industrial electrical equipment. Typical applications include feeder protection in manufacturing plants, data centers, and commercial facilities requiring reliable branch circuit isolation.

Key Features & Specifications
  • Type: I-Line Circuit Breaker Type Bus Plug
  • Voltage Rating: 600V AC
  • Current Rating: 450A
  • Phase: 3
  • Wire: 3
  • AIC Rating: 65kA@480V
  • Weight: 185 lb
  • Family: I-Line
  • Item Subcategory: Breaker Type


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