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Square D RJA36100CU33A - Molded Case Breaker 1000A 600V

Square D
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The Square D RJA36100CU33A is a Powerpact molded case circuit breaker designed for primary overcurrent protection in industrial power distribution systems. It is rated for 600V AC, 1000A continuous current, and provides a 65kA interrupting capacity at 480V with solid-state LSI (Long-Time, Short-Time and Instantaneous) trip functions for precise coordination. This three-pole breaker measures 16.24 x 16.54 x 14.49 inches (H x W x D), weighs 52.001 lb, and features an I-Line style plug-in connection with wire size accommodation of 4 x AWG 3/0 to 600 kcmil aluminum/copper or 4 x AWG 3/0 to 500 kcmil copper. It complies with UL, CSA, NEMA, NMX J-266, and IEC 60947-2 standards, with additional NOM certification. Typical applications include main or feeder protection in switchboards, panelboards, and motor control centers within commercial and industrial facilities.

Key Features & Specifications
  • Type: Powerpact RJA Molded Case Circuit Breaker, solid-state trip unit
  • Voltage Rating: 600V AC
  • Current Rating: 1000A
  • Dimensions: 16.24 in (412.50 mm) x 16.54 in (420.12 mm) x 14.49 in (368.05 mm) (Height x Width x Depth)
  • Standards: UL, CSA, NEMA, NMX J-266, IEC 60947-2
  • Applications: Main or feeder protection in switchboards, panelboards, motor control centers
  • Poles: 3
  • Connection: I-Line Style Plug-In
  • AIC rating: 65kA@480V
  • Phase: 3
  • Protection: Solid State LSI (Long-Time, Short-Time and Instantaneous)
  • Wire Size: 4 x AWG 3/0 to 600 kcmil aluminum/copper; 4 x AWG 3/0 to 500 kcmil copper
  • Certification: UL, CSA, NOM
  • Weight: 52.001 lb


Product Identification
  • UPC: 606486287012
  • GTIN: 03606486287019