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Square D JJM36250 - Molded Case Circuit Breaker 250A 600V

Square D
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Square D JJM36250 is a PowerPact J-Frame 3-pole molded case circuit breaker designed for overcurrent protection in industrial and commercial power distribution systems. It is rated for 250A at 600V AC and 250V DC, with a thermal-magnetic trip unit providing long-time and instantaneous (LI) protection functions. The unit measures 7.5 in (191 mm) in height, 4.09 in (104 mm) in width, and 3.4 in (86 mm) in depth, weighs 5 lb, and features a bolt-on connection with lug and terminal nut terminations accepting wire sizes from 3/0 AWG to 350 kcmil (Cu/Al). It complies with UL 489, CSA, NEMA, NOM-003-SCFI-2000, and IEC 60947-2 standards, with an interrupting rating of 65kA at 480V AC. This breaker is suitable for use in switchboards, panelboards, and motor control centers requiring reliable thermal-magnetic protection in three-phase systems.

Key Features & Specifications
  • Manufacturer: Schneider Electric
  • Family: PowerPact
  • Type: JJM
  • Frame Size: J
  • Poles: 3
  • Current Rating: 250A
  • Voltage Rating: 600V AC / 250V DC
  • Interrupt Rating: 65kA @ 480VAC
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • Terminal Connection: Lug, Terminal Nut
  • Wire Size: AWG 3/0...350 kcmil aluminium/copper terminals
  • 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
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Certification: UL, CSA, NOM
  • Temp Rating: 28-158 °F (-2-70 °C)
  • Phase: 3
  • Country of Origin: United States


Product Identification
  • UPC: 785901068327
  • GTIN: 00785901068327