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Square D RJA36100CU43A - Molded Case Circuit Breaker 1000A 600V

Square D
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Square D RJA36100CU43A is a Schneider Electric PowerPact R molded case circuit breaker designed for overload and short circuit protection in industrial and commercial power distribution systems. It features a 1000 ampere current rating, 600 volt AC voltage rating, and 3 poles with a solid state LSIG trip unit providing long-time, short-time, instantaneous, and ground fault protection. This bolt-on I-Line breaker measures 16.24 in (412.50 mm) in height, 16.54 in (420.12 mm) in width, and 14.49 in (368.05 mm) in depth, weighing 52.001 lb, and accepts wire sizes from 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 certifications from UL, CSA, and NOM. Typical applications include panelboards and switchboards in industrial facilities requiring reliable circuit protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Manufacturer: Schneider Electric
  • Series/Frame: PowerPact R
  • Current Rating: 1000A
  • Voltage Rating: 600V
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Mounting Type: I-Line bolt-on
  • Protection: Solid State
  • Functions: LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault
  • Trip Unit: Micrologic 5.0A electronic trip
  • Interrupt Rating: 25kA
  • AIC rating: 65kA@480V
  • Wire Size: 4 x AWG 3/0 to 600 kcmil aluminum/copper; 4 x AWG 3/0 to 500 kcmil copper
  • 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)
  • Weight: 52.001 lb
  • Standards: UL, CSA, NEMA, NMX J-266, IEC 60947-2
  • Certification: UL, CSA, NOM
  • Country of Origin: United States


RJA36100CU43A