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Square D LJA36600U31XTB - Molded Case 600A 600V 3-Pole

Square D
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Square D LJA36600U31XTB is a PowerPact L-Frame 600A three-pole molded case circuit breaker designed for overcurrent protection in 600 Vac I-Line applications. It features a solid-state trip unit with long-time and instantaneous protection functions, rated for 600V and 600A with a 65kAIC interrupting capacity at 480VAC. The breaker measures 13.39 inches in height, 4.44 inches in width, and 3.09 inches in depth, weighing 5.19 lb, with I-Line plug-on line terminations and load-side lugs for panelboard integration. It complies with UL, CSA, NEMA, NOM, and IEC standards and certifications, operating within a temperature range of 28 to 158 °F (-2 to 70 °C). This unit is suited for industrial power distribution systems requiring reliable solid-state protection in three-phase environments.

Key Features & Specifications
  • Type: Molded Case
  • Family: Powerpact
  • Frame Size: L Frame
  • Poles: 3
  • Current Rating: 600 A
  • Voltage Rating: 600V
  • Phase: 3
  • Protection: Solid State
  • Functions: Long Time and Instantaneous Trip
  • AIC rating: 65kAIC at 480VAC
  • Connection: I-Line Style Plug-In
  • Terminal Connection: I-Line, Lug
  • Dimensions: Height 13.39 in (340 mm) x Depth 3.09 in (78.49 mm) x Width 4.44 in (112.78 mm)
  • Weight: 5.19 lb
  • Temp Rating: 28-158 °F (-2-70 °C)
  • Standards: UL, CSA, NEMA, NOM, IEC
  • Certification: UL, CSA, NEMA, NOM, IEC


LJA36600U31XTB