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Square D RJF36200CU44A - Molded Case Circuit Breaker 2000A 600V

Square D
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The Square D RJF36200CU44A is a 3-pole molded case circuit breaker from Schneider Electric, designed for primary overcurrent and ground fault protection in high-capacity industrial power distribution systems. It is rated for 600V AC, 2000A continuous current, and delivers a 65kA interrupting capacity at 480V, utilizing solid-state LSIG (Long-Time, Short-Time, Instantaneous and Ground Fault) trip protection for precise coordination. Physically, this bolt-on unit measures 16.24 in x 16.54 in x 14.49 in (412.50 mm x 420.12 mm x 368.05 mm), weighs 74 lb, and accepts AWG 3/0 to 750 kcmil aluminum or copper conductors. It complies with UL, CSA, NEMA, NMX J-266, and IEC 60947-2 standards, with additional certification from NOM, making it suitable for main or feeder breaker applications in switchboards, panelboards, and industrial machinery.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Solid State Trip
  • Voltage Rating: 600V AC
  • Current Rating: 2000A
  • 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: Industrial power distribution, main switchboards, feeder protection
  • Switch Type: Molded Case
  • Configuration: 3-Pole
  • Coil Voltage Maximum: Not applicable (solid state)
  • Temp Rating: Not specified
  • Shipping Dimensions: 16.24 in x 16.54 in x 14.49 in
  • Phase: 3
  • Voltage: 600V
  • Amperage: 2000A
  • AIC rating: 65kA@480V
  • Connection: Bolt-On
  • Poles: 3
  • Protection: LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault
  • Functions: LSIG
  • Frame Size: Not specified
  • Trip Type: Solid State
  • Panel Type: Not specified
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: 750 kcmil
  • Metal Type: Not specified
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: Not applicable
  • Insulation Temperature: Not specified
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not specified
  • Class Rating: Not specified
  • Diameter: Not specified
  • Velocity: Not specified
  • Clip Center: Not specified
  • Clas: Not specified
  • Mounting: Bolt-On
  • Hz: Not specified
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: 2000A
  • Dist Voltage: 600V
  • Bucket Size: Not specified
  • Bucket Style: Not specified
  • Bucket Type: Not specified
  • Full Load Amp Maximum: 2000A
  • Full Load Amp Minimum: Not specified
  • Enclosure: Not specified
  • Relay Style: Not specified
  • Coil Voltage Minimum: Not applicable
  • Wire: AWG 3/0...750 kcmil
  • Amperage Maximum: 2000A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Not specified
  • Wire Size: AWG 3/0...750 kcmil
  • Certification: UL, CSA, NOM
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Bolt-On
  • Frequency Rating: Not specified
  • Phase Connection: 3-Phase
  • Standards: UL, CSA, NEMA, NMX J-266, IEC 60947-2
  • Compatible Frames: Not specified
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: Not specified
  • Current Rating: 2000A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not specified
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: Not specified
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 78590129924
  • GTIN: 00785901299240