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Square D JDL36250CU31X - Molded Case Circuit Breaker 250A 600V

Square D
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Square D JDL36250CU31X is a Powerpact J Frame molded case circuit breaker designed for overcurrent protection in commercial and industrial power distribution systems. This three-pole, 250A unit is rated for 600V AC and utilizes a solid-state LI (Long-Time and Instantaneous) trip system for precise overload and short-circuit protection. The breaker measures 7.5 in (191 mm) x 4.09 in (104 mm) x 3.4 in (86 mm) and weighs 5 lb, featuring a feed-thru connection with lug terminals that accept copper or aluminum conductors from 3/0 AWG to 350 kcmil. It is certified to UL, CSA, NEMA, NOM-003-SCFI-2000, and IEC 60947-2 standards, with an interrupting rating of 18kA at 480V. Typical applications include main and feeder protection in panelboards and switchboards within industrial facilities and commercial buildings.

Key Features & Specifications
  • Manufacturer: Schneider Electric
  • Family: Powerpact
  • Type: JDL
  • Frame Size: J
  • Current Rating: 250A
  • Voltage Rating: 600V
  • Poles: 3
  • Phase: 3
  • Protection: Solid State
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Feed-Thru
  • Terminal Connection: Lug
  • Wire Size: AWG 3/0...350 kcmil aluminium/copper terminals
  • Min. Wire Size: 3/0 AWG (Cu/Al)
  • Max. Wire Size: 350 kcmil (Cu/Al)
  • Dimensions: 7.5 in (191 mm) x 4.09 in (104 mm) x 3.4 in (86 mm) (Height x Width x Depth)
  • Weight: 5 lb
  • Temp Rating: 28-158 °F (-2-70 °C)
  • AIC rating: 18kA@480V
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Certification: UL, CSA, NOM
  • Country of Origin: United States
  • Interrupt Rating: 25kA @ 240V AC, 18kA @ 480V AC, 14kA @ 600V AC
  • Trip Unit: Micrologic 3.2 LI
  • Mounting Type: Unit Mount


Product Identification
  • UPC: 785901994251
  • GTIN: 00785901994251