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Schneider Electric JLA36250U44X - 250A 3-Pole Molded Case Breaker

Schneider Electric
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The Schneider Electric JLA36250U44X is a Powerpact L-frame molded case circuit breaker designed for comprehensive protection of three-phase electrical systems up to 600V AC. It features a solid-state LSIG trip unit providing Long-Time, Short-Time, Instantaneous, and Ground Fault protection with a current rating of 250A and an interrupting capacity of 100kA at 480V. The unit is constructed for I-Line style plug-in connection with lug terminals, measures 191 mm H x 104 mm W x 86 mm D, and weighs 6.074 lb, accepting conductors from 3/0 AWG to 350 kcmil. It complies with UL, CSA, NEMA, NOM-003-SCFI-2000, and IEC 60947-2 standards for reliable operation in temperatures from -2°C to 70°C. This breaker is typically applied in industrial power distribution and panelboards requiring robust, code-compliant overcurrent and ground fault protection.

Key Features & Specifications
  • Type: JLA, Molded Case Circuit Breaker with Solid State LSIG Trip Unit
  • Voltage Rating: 600V AC
  • Current Rating: 250A
  • Dimensions: 191 mm H x 104 mm W x 86 mm D (7.5 in x 4.09 in x 3.4 in)
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Applications: Industrial Power Distribution, Panelboards
  • Switch Type: Circuit Breaker
  • Configuration: Plug-In
  • Temp Rating: -2°C to 70°C (28°F to 158°F)
  • Phase: 3
  • AIC Rating: 100kA @ 480V
  • Connection: I-Line Style Plug-In, Lug Terminals
  • Poles: 3
  • Protection: LSIG (Long-Time, Short-Time, Instantaneous, Ground Fault)
  • Functions: LSIG Protection
  • Frame Size: L
  • Wire Size: 3/0 AWG to 350 kcmil (Aluminium/Copper)
  • Certification: UL, CSA, NOM
  • Phase Connection: ABC
  • MCM Size: Min. 3/0 AWG, Max. 350 kcmil
  • Mounting: Plug-In
  • Terminal Connection: Lug
  • Frequency Rating: Standard Power Frequency
  • Compatible Frames: Powerpact L-Frame
  • Country of Origin: Mexico
  • Weight: 6.074 lb


Product Identification
  • UPC: 078590195113
  • GTIN: 00785901951131