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Square D JGA36250 - Molded Case Circuit Breaker 250A 600V 3-Pole

Square D
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Square D JGA36250 is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a 250A current rating and a 600V voltage rating, housed within a compact 250A/JG frame measuring 191 mm H x 104 mm W x 86 mm D and weighing 6.649 lb. The breaker utilizes a thermal-magnetic trip unit for long-time and instantaneous (LI) protection, is configured as a 3-pole, I-Line style plug-in unit for I-Line panelboards, and complies with UL, CSA, NEMA, and IEC 60947-2 standards. It is engineered for demanding applications, offering a 35kA interrupting capacity at 480V, accepting wire sizes from 3 AWG to 350 kcmil, and operating in temperatures from -25 to 70 °C.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Trip (LI)
  • Voltage Rating: 600V AC
  • Current Rating: 250A
  • Frame Size: 250A/JG
  • Poles: 3
  • Connection: I-Line Style Plug-In
  • AIC Rating: 35kA @ 480V
  • Wire Size Range: 3 AWG to 350 kcmil (Aluminium/Copper Terminals)
  • Terminal Connection: Line/Load Lug
  • Dimensions: 7.5 in (191 mm) H x 4.09 in (104 mm) W x 3.4 in (86 mm) D
  • Weight: 6.649 lb
  • Operating Temperature: -13 to 158 °F (-25 to 70 °C)
  • Standards & Certification: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Panel Type: I-Line Panelboards
  • Phase Connection: ABC


Product Identification
  • UPC: 785901939139
  • GTIN: 00785901939139