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Square D PGA36040CU33A - 400A Molded Case Breaker (35kA AIC)

Square D
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Square D PGA36040CU33A is a molded case circuit breaker designed for providing comprehensive overcurrent and short-circuit protection in three-phase industrial power distribution systems. It features a 400A current rating and a 600V AC voltage rating, housed within a compact P-frame design measuring 326.64 mm high by 210.06 mm wide by 204.47 mm deep and weighing 32 lb. The unit complies with UL, CSA, NEMA, NOM, and IEC 60947-2 standards, utilizing a solid-state trip unit with Long-Time, Short-Time, and Instantaneous (LSI) protection functions. Its I-Line style plug-in connection and 35kA interrupting capacity at 480V make it suitable for main feeder and branch circuit protection in commercial and industrial panelboards.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker (PGA), Solid State Protection with LSI Functions
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Dimensions: 12.86 in H x 8.27 in W x 8.05 in D (326.64 mm x 210.06 mm x 204.47 mm)
  • Weight: 32 lb
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Applications: Industrial Power Distribution, Main Feeder & Branch Circuit Protection
  • Switch Type: Circuit Breaker
  • Configuration: Fixed
  • Phase: 3
  • Poles: 3
  • AIC Rating: 35kA @ 480V
  • Connection: I-Line Style Plug-In
  • Protection: Solid State Trip Unit
  • Functions: Long-Time, Short-Time, Instantaneous (LSI)
  • Frame Size: P Frame
  • Trip Type: Electronic
  • Wire Size: 3 x AWG 3/0...500 kcmil (Aluminium/Copper)
  • Certification: UL, CSA, NOM
  • Family: Powerpact
  • Country of Origin: United States


Product Identification
  • Manufacturer Part Number: PGA36040CU33A
  • Manufacturer: Schneider Electric