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Square D PLA34080U43B - Molded Case 800A 480VAC

Square D
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Square D PLA34080U43B is a 3-pole molded case circuit breaker from the PLA family, designed to provide primary overcurrent protection through solid-state trip technology. It is rated for 800A continuous current at 480VAC with a high interrupting capacity of 100kAIC at 480V, supporting 3-phase systems. The unit features a feed-thru connection, weighs 5.19 lb, and incorporates Long Time, Short Time, and Instantaneous Trip functions for precise fault management. This breaker complies with industry standards for industrial electrical distribution, suitable for heavy-duty applications in manufacturing plants and commercial facilities requiring reliable circuit isolation and protection.

Key Features & Specifications
  • Type: Molded Case, Solid State Protection
  • Voltage Rating: 480VAC
  • Current Rating: 800A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 100kAIC at 480V
  • Connection: Feed-Thru
  • Functions: Long Time, Short Time, Instantaneous Trip
  • Weight: 5.19 lb
  • Family: PLA


  • UPC: 762179036685