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Square D PKA36080U31A - Molded Case Circuit Breaker 800A 600V 3-Pole

Square D
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Square D PKA36080U31A is a 3-pole molded case circuit breaker designed for high-performance power distribution and equipment protection in industrial and commercial electrical systems. This 800A breaker operates at 600VAC with a 50kA interrupting capacity at 480VAC, utilizing a solid-state LI (Long-Time and Instantaneous) protection function for precise overcurrent control. It features an I-Line style plug-in connection, measures 12.86 in (326.64 mm) x 8.27 in (210.06 mm) x 8.05 in (204.47 mm), and weighs 32 lb. The breaker complies with UL, CSA, NEMA, NOM-003-SCFI-2000, and IEC 60947-2 standards, with certifications from UL, CSA, and NOM. Typical applications include main switchboards, distribution panels, and motor control centers in heavy industrial environments.

Key Features & Specifications
  • Manufacturer: Schneider Electric
  • Item Subcategory: Molded Case
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: I-Line Style Plug-In
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Protection: Solid State
  • Wire Size: 3 x AWG 3/0...500 kcmil aluminium/copper
  • Certification: UL, CSA, NOM
  • AIC rating: 50kA@480V
  • Phase: 3
  • Current Rating: 800A
  • Amperage: 800A
  • Mounting Type: I-Line Plug-In
  • Interrupt Rating: 50kA at 600 VAC
  • Series/Frame: PowerPact P-Frame
  • Trip Unit: Micrologic 3.0 Electronic Trip
  • Continuous Current Rating: 80%
  • Breaking Capacity: 50kA @ 600VAC


Product Identification
  • UPC: 606486286367
  • GTIN: 03606486286364