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Square D BGA34040Y - Molded Case Circuit Breaker 40A 480V 3P

Square D
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Square D BGA34040Y is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial power distribution systems. It features a 40A current rating and a 480V AC voltage rating, housed within a compact 137 mm x 81 mm x 89 mm (HxWxD) frame. The breaker is constructed with a thermal-magnetic trip unit for long-time and instantaneous protection and is built to operate in ambient temperatures from -25°C to 70°C. It complies with a comprehensive set of international standards including UL 489, IEC 60947-2, and CSA C22.2 No. 5, ensuring suitability for global applications. This device is typically applied in industrial control panels and main electrical distribution equipment where a plug-in connection is required.

Key Features & Specifications
  • Type: BGA Standard Molded Case Circuit Breaker, Thermal-Magnetic Protection
  • Voltage Rating: 480V AC
  • Current Rating: 40A
  • Dimensions: 137 mm H x 81 mm W x 89 mm D (5.4 in x 3.2 in x 3.5 in)
  • Weight: 3.79 lb
  • Standards: UL 489, IEC 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: Plug-In
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Phase: 3
  • AIC Rating: 18kA at 480V
  • Connection: I-Line Style Plug-In
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Frame Size: 125A/BG
  • Panel Type: Electrical Distribution Equipment, Industrial Control Panels
  • Breaker Type: Standard
  • MCM Size: Min. Wire Size 14 AWG, Max. Wire Size 2 AWG
  • Terminal Connection: Al Mechanical Lug OFF End, I-Line ON End
  • Wire Size: AWG 14 to AWG 2/0 (aluminium/copper)
  • Certification: UL, IEC, CCC, EAC, CSA, NOM
  • Phase Connection: ABC
  • Family: Powerpact
  • Item Subcategory: Molded Case
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901069317
  • GTIN: 00785901069317