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Square D LGL36250U31X - Molded Case Circuit Breaker 250A 3-Pole

Square D
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Square D LGL36250U31X is a Powerpact L Frame molded case circuit breaker designed for overcurrent protection in commercial and industrial power distribution systems. This 250A, 3-pole unit operates at a voltage rating of 600VAC with an interrupting capacity of 35kA at 480VAC, utilizing a solid-state MicroLogic 3.3 electronic trip unit for LI (Long-Time and Instantaneous) protection functions. The breaker measures 13.4 in (340 mm) in height, 5.5 in (140 mm) in width, and 4.3 in (110 mm) in depth, weighing 15 lb, with lug terminal connections and a feed-thru connection type. It complies with UL, CSA, NEMA, NOM-003-SCFI-2000, and IEC 60947-2 standards, certified by UL, CSA, and NOM. Typical applications include main or feeder protection in switchboards, panelboards, and motor control centers.

Key Features & Specifications
  • Type: LGL
  • Family: Powerpact
  • Frame Size: L Frame
  • Current Rating: 250A
  • Number of Poles: 3
  • Voltage Rating: 600V
  • Interrupt Rating: 35kA @ 480VAC
  • Protection: Solid State
  • Trip Unit: MicroLogic 3.3 Electronic
  • Functions: LI - Long-Time and Instantaneous
  • Terminal Connection: Lug
  • Connection: Feed-Thru
  • Wire Size: AWG 2...600 kcmil copper; AWG 2...500 kcmil aluminium
  • Dimensions: 13.4 in (340 mm) x 5.5 in (140 mm) x 4.3 in (110 mm) (Height x Width x Depth)
  • Weight: 15 lb
  • Temp Rating: 28-158 °F (-2-70 °C)
  • Phase: 3
  • Frequency Rating: 50/60 Hz
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Certification: UL, CSA, NOM
  • Country of Origin: United States


Product Identification
  • UPC: 785901180401