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Schneider Electric BDA34050Y - Molded Case Circuit Breaker 50A 480V 3P

Schneider Electric
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Schneider Electric BDA34050Y is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase electrical systems. It features a 50A current rating and a 480V AC voltage rating, housed within a compact 125A/BD frame measuring 137 mm H x 81 mm W x 89 mm D and weighing 4.17 lb. The breaker utilizes a thermal-magnetic trip unit for long-time and instantaneous (LI) protection and is constructed for an operating temperature range of -25 to 70 °C, complying with international standards including UL 489, IEC 60947-2, and CSA C22.2 No 5. Its I-Line connection and aluminum mechanical lug terminals facilitate integration into industrial control panels and electrical distribution equipment, supporting wire sizes from 14 AWG to 2/0 AWG for both aluminum and copper conductors.

Key Features & Specifications
  • Type: BDA Standard Molded Case Circuit Breaker with Thermal-Magnetic Protection
  • Voltage Rating: 480V AC
  • Current Rating: 50A
  • Frame Size: 125A/BD
  • Poles: 3
  • AIC Rating: 18kA at 480V
  • Connection: I-Line ON End, Al Mechanical Lug OFF End
  • Phase Connection: ABC
  • Protection Functions: Long-Time and Instantaneous (LI)
  • Wire Size Range: 14 AWG to 2/0 AWG (Al/Cu)
  • Operating Temperature: -25°C to 70°C (-13°F to 158°F)
  • Dimensions: 137 mm H x 81 mm W x 89 mm D (5.4 in x 3.2 in x 3.5 in)
  • Weight: 4.17 lb
  • Standards: UL 489, IEC/EN 60947-2, CSA C22.2 No 5, GB 14048.2, NMX J-266, NEMA AB1
  • Certification: UL, CSA, IEC, CCC, EAC, NOM
  • Panel Type: Electrical Distribution Equipment, Industrial Control Panels


Product Identification
  • UPC: 785901000198
  • GTIN: 03606481152428