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Square D BGA34090Y - Molded Case Circuit Breaker, 90A 480V 3P

Square D
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Square D BGA34090Y is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase electrical systems. It features a 90A current rating and a 480V AC voltage rating, housed within a compact 137 mm x 81 mm x 89 mm (HxWxD) frame with a weight of 3.79 lb. The breaker is constructed for compliance with UL 489, IEC 60947-2, CSA C22.2 No 5, and other international standards, ensuring suitability for industrial control panels and electrical distribution equipment. Its thermal-magnetic protection combines long-time and instantaneous trip functions for safeguarding circuits against overloads and faults.

Key Features & Specifications
  • Type: Standard, Thermal Magnetic, Molded Case Circuit Breaker
  • Voltage Rating: 480V AC
  • Current Rating: 90A
  • Dimensions: 137 mm H x 81 mm W x 89 mm D (5.4 in x 3.2 in x 3.5 in)
  • Standards: UL 489, IEC/EN 60947-2, CSA C22.2 No 5, NEMA AB1, GB 14048.2, NMX J-266
  • Applications: Electrical Distribution Equipment, Industrial Control Panels
  • Switch Type: Circuit Breaker
  • Configuration: I-Line Style Plug-In
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Phase: 3
  • AIC Rating: 18kA @ 480V
  • Connection: I-Line ON End, Al Mechanical Lug OFF End
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Frame Size: 125A/BG
  • Breaker Type: Standard
  • Wire Size: 14 AWG to 2/0 AWG (Aluminium/Copper)
  • Certification: UL, IEC, CCC, EAC, CSA, NOM
  • Phase Connection: ABC
  • MCM Size: 14 AWG Min, 2 AWG Max Wire Size
  • Mounting: Plug-In
  • Terminal Connection: Mechanical Lug
  • Frequency Rating: Standard 50/60 Hz
  • Compatible Frames: Powerpact Family
  • Country of Origin: Mexico
  • Weight: 3.79 lb


Product Identification
  • UPC: 785901069515
  • GTIN: 00785901069515