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Square D JDN36225 - 225A 3-Pole Molded Case Circuit Breaker

Square D
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The Square D JDN36225 is a three-pole, 225A molded case circuit breaker designed for overcurrent protection in three-phase industrial power distribution systems. It features a 600V AC voltage rating and an interrupting capacity of 18kA at 480V AC, housed within a compact J-frame with plug-in connection terminals rated for conductors from 3/0 AWG to 350 kcmil. Constructed for reliable thermal-magnetic protection with long-time and instantaneous (LI) trip functions, this breaker is built to operate in ambient temperatures from -25°C to 70°C. It complies with major industry standards including UL, CSA, NEMA, and IEC 60947-2, ensuring suitability for panelboards and switchboards in commercial and industrial facilities.

Key Features & Specifications
  • Type: JDN Series, Molded Case, Thermal-Magnetic Protection, Plug-In
  • Voltage Rating: 600V AC
  • Current Rating: 225A
  • Frame Size: J
  • Poles: 3
  • AIC Rating: 18kA @ 480V AC
  • Phase: 3
  • Connection: Plug-In
  • Terminal Connection: Plug-In
  • Wire Size: 3/0 AWG to 350 kcmil (Copper/Aluminum)
  • Functions: LI (Long-Time and Instantaneous)
  • Protection: Thermal Magnetic
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Certification: UL, CSA, NOM
  • Phase Connection: ABC
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Dimensions: 191 mm H x 104 mm W x 86 mm D (7.5 in x 4.09 in x 3.4 in)
  • Weight: 7.729 lb
  • Family: Powerpact
  • Country of Origin: United States


Product Identification
  • UPC: 785901448891
  • GTIN: 00785901448891