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Schneider Electric JGA34250WU31X - 250A 3-Pole Circuit Breaker

Schneider Electric
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The Schneider Electric JGA34250WU31X is a Powerpact J-frame molded case circuit breaker designed to provide reliable overcurrent and short-circuit protection for three-phase industrial power distribution systems. It features a 250A current rating and a 480V AC voltage rating, with a 35kA interrupting capacity at that voltage. The unit is constructed with a compact plug-in design measuring 191 mm H x 104 mm W x 86 mm D and a solid-state LI trip unit for long-time and instantaneous protection, operating within a temperature range of -25 to 70 °C. It complies with UL, CSA, NEMA, NOM, and IEC 60947-2 standards, ensuring suitability for global industrial applications. This breaker is typically applied in panelboards and switchboards, accommodating aluminum or copper conductors from 3/0 AWG to 350 kcmil via its I-Line lug terminals.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Solid State Trip Unit, Plug-In
  • Voltage Rating: 480V AC
  • Current Rating: 250A
  • Dimensions: 7.5 in (191 mm) H x 4.09 in (104 mm) W x 3.4 in (86 mm) D
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Applications: Industrial Power Distribution, Panelboards, Switchboards
  • Switch Type: Circuit Breaker
  • Configuration: Fixed
  • Temp Rating: -13–158 °F (-25–70 °C)
  • Shipping Dimensions: 7.5 in x 4.09 in x 3.4 in
  • Phase: 3
  • Voltage: 480V
  • Amperage: 250A
  • AIC rating: 35kA@480V
  • Connection: Plug In Panelboard
  • Poles: 3
  • Protection: Solid State
  • Functions: LI - Long-Time and Instantaneous Trip
  • Frame Size: J
  • Trip Type: Thermal-Magnetic
  • Panel Type: Panelboard
  • Breaker Type: Molded Case
  • MCM Size: Min. Wire Size 3/0 AWG (Cu/Al) Max. Wire Size 350 kcmil (Cu/Al)
  • Metal Type: Not Specified
  • Panel Style: Not Specified
  • Bus Type: I-Line
  • Insulation Temperature: Not Specified
  • Mounting: Plug-In
  • Hz: 50/60 Hz
  • Coil Material: Not Applicable
  • Aux Contacts: None
  • Full Load Amps: 250A
  • Enclosure: Not Specified
  • Wire Size: AWG 3/0...350 kcmil aluminium/copper terminals
  • Certification: UL, CSA, NOM
  • Circuit Breaker Mounting Style: Plug-In
  • Terminal Connection: I-Line, Lug
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-Phase
  • Compatible Frames: J-Frame
  • Installation Type: Panelboard
  • Breaker Frame: J
  • Current Rating: 250A
  • Operating Temperature Maximum Celsius: 70 °C


Product Identification
  • UPC: 078590195234
  • GTIN: 00785901952343