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Square D PTMA36400GV - Breaker Type Bus Plug 400A 600V

Square D
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Square D PTMA36400GV is a 400A, 3-phase, 3-wire I-Line circuit breaker type bus plug designed for primary overcurrent protection in industrial power distribution systems. It operates at a maximum voltage rating of 600V AC with a high interrupting capacity of 65kA at 480V, ensuring robust fault current handling. The unit weighs 225 lb and features a heavy-duty metal enclosure with a breaker-type switch mechanism, configured for 3-pole operation with a 400A continuous current rating. This bus plug complies with UL and NEMA standards for industrial electrical safety and reliability. It is typically used in manufacturing plants, data centers, and commercial facilities requiring branch circuit protection from Square D I-Line panelboards.

Key Features & Specifications
  • Type: Square D I-Line circuit breaker type bus plug, 3-pole, 3-wire, metal enclosure
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • AIC Rating: 65kA at 480V
  • Phase: 3
  • Wire: 3
  • Weight: 225 lb
  • Family: I-Line
  • Item Subcategory: Breaker Type
  • Standards: UL, NEMA
  • Applications: Industrial power distribution, branch circuit protection, manufacturing, data centers


Product Identification
  • UPC: Not provided
  • GTIN: Not provided