Square D RLF36120CU64AE1 - Molded Case Circuit Breaker 1200A 600V
Square D RLF36120CU64AE1 - Molded Case Circuit Breaker 1200A 600V

Square D RLF36120CU64AE1 - Molded Case Circuit Breaker 1200A 600V

Square D
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Square D RLF36120CU64AE1 is a 3-pole molded case circuit breaker designed for high-capacity overcurrent and ground fault protection in industrial power distribution systems. It delivers a 1200A current rating at 600V AC with a solid-state LSIG trip unit providing long-time, short-time, instantaneous, and ground fault protection, and features a 100kA interrupting capacity at 480V. The unit measures 16.24 in (412.50 mm) x 16.54 in (420.12 mm) x 14.49 in (368.05 mm) and weighs 52.001 lb, with a bolt-on connection and wire size accommodation from AWG 3/0 to 750 kcmil aluminum or copper. It complies with UL, CSA, NEMA, NMX J-266, and IEC 60947-2 standards, and is certified by UL, CSA, and NOM. This breaker is suited for high-amperage switchboards, motor control centers, and commercial building main feeders requiring robust solid-state protection.

Key Features & Specifications
  • Type: Molded Case
  • Manufacturer: Schneider Electric
  • Series/Frame: PowerPacT R-Frame
  • Current Rating: 1200A
  • Voltage Rating: 600V AC
  • Poles: 3
  • Phase: 3
  • Protection: Solid State
  • Functions: LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault
  • Trip Unit: MicroLogic 6.0P
  • Interrupt Rating: 100kA@480V
  • Connection: Bolt-On
  • Mounting Type: Busbar
  • Wire Size: AWG 3/0...750 kcmil aluminium/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


Part Number: RLF36120CU64AE1