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Square D PFI34050GN - Breaker Type 50A 480V 3-Phase I-Line Bus Plug

Square D
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Square D PFI34050GN is a 50A, 3-phase I-Line bus plug designed for circuit protection and distribution within Square D I-Line panelboards and switchboards. This unit operates at a voltage rating of 480V AC and provides a high interrupting capacity of 200kA at 480V, ensuring robust fault current protection. The bus plug weighs 38 lb and accepts 4 AWG wire, featuring a breaker-type construction that integrates seamlessly with compatible FIP frames. It complies with applicable UL and NEMA standards for industrial electrical equipment. Typical applications include branch circuit protection in manufacturing facilities, commercial buildings, and heavy industrial power distribution systems.

Key Features & Specifications
  • Type: Breaker Type, I-Line Family, PFI Series
  • Voltage Rating: 480V AC
  • Current Rating: 50A
  • AIC Rating: 200kA@480V
  • Phase: 3
  • Wire Size: 4 AWG
  • Weight: 38 lb
  • Compatible Frames: FIP
  • Standards: UL, NEMA