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Square D PKA36080U43A - Molded Case Circuit Breaker 800A 600V 3P

Square D
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Square D PKA36080U43A is a molded case circuit breaker designed for providing robust overcurrent and short-circuit protection in demanding three-phase industrial power distribution systems. It features a solid-state LSI (Long-Time, Short-Time, and Instantaneous) trip unit for precise protection and is rated for 800A at 600V with an interrupting capacity of 50kA at 480V. The unit is constructed with a P-frame and measures 326.64 mm H x 210.06 mm W x 204.47 mm D, weighing 32 lb, and utilizes a convenient I-Line style plug-in connection for conductors sized from 3/0 AWG to 500 kcmil. This breaker complies with major industry standards including UL, CSA, NEMA, NOM-003-SCFI-2000, and IEC 60947-2, ensuring reliable performance in commercial and industrial facilities such as manufacturing plants and data centers.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Solid State Protection, LSI Functions
  • Voltage Rating: 600V AC
  • Current Rating: 800A
  • Dimensions: 326.64 mm H x 210.06 mm W x 204.47 mm D (12.86 in x 8.27 in x 8.05 in)
  • Weight: 32 lb
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Applications: Industrial Power Distribution, Commercial Facilities
  • Phase: 3
  • Poles: 3
  • AIC Rating: 50kA @ 480V
  • Connection: I-Line Style Plug-In
  • Wire Size: 3 x AWG 3/0...500 kcmil (Aluminium/Copper)
  • Frame Size: P Frame
  • Protection: Solid State
  • Functions: Long-Time, Short-Time, Instantaneous (LSI)
  • Certification: UL, CSA, NOM
  • Family: Powerpact


Product Identification
  • GTIN: 03606486286371