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Square D RJF36100U44A - Molded Case Circuit Breaker 1000A 600V

Square D
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Square D RJF36100U44A is a Powerpact RJF molded case circuit breaker designed for providing comprehensive LSIG (Long-Time, Short-Time, Instantaneous, and Ground Fault) protection in three-phase electrical systems. It features a 1000A current rating and a 600V voltage rating, housed in a robust solid-state protection unit with bolt-on connections and dimensions of 412.5 mm H x 420.12 mm W x 368.05 mm D (16.24 in x 16.54 in x 14.49 in). The breaker is engineered to comply with UL, CSA, NEMA, NMX J-266, and IEC 60947-2 standards, ensuring reliable performance. It is typically applied in industrial power distribution, switchgear, and panelboards where a 65kA interrupting capacity at 480V is required for feeder and main circuit protection.

Key Features & Specifications
  • Type: Powerpact RJF Molded Case Circuit Breaker with Solid State LSIG Protection
  • Voltage Rating: 600V AC
  • Current Rating: 1000A
  • Dimensions: 412.5 mm H x 420.12 mm W x 368.05 mm D (16.24 in x 16.54 in x 14.49 in)
  • Weight: 52.001 lb
  • Standards: UL, CSA, NEMA, NMX J-266, IEC 60947-2
  • Applications: Industrial Power Distribution, Switchgear, Panelboards
  • Phase: 3
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Solid State (LSIG)
  • Functions: Long-Time, Short-Time, Instantaneous, Ground Fault
  • AIC Rating: 65kA @ 480V
  • Wire Size: AWG 3/0 to 750 kcmil (Aluminium/Copper)
  • Certification: UL, CSA, NOM


Product Identification
  • UPC: 060648628706
  • GTIN: 03606486287064