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Square D BDA140305 - Molded Case Circuit Breaker 30A 1-Pole

Square D
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Square D BDA140305 is a 1-pole Powerpact B series molded case circuit breaker designed for thermal magnetic overcurrent protection in commercial and industrial power distribution systems. It provides a 30A current rating at 480V with a 25kA interrupting capacity at 240V, utilizing long time and instantaneous trip functions for coordinated protection. The unit measures 5.4 in (137 mm) in height, 1.06 in (27 mm) in width, and 3.5 in (89 mm) in depth, weighing 1.788 lb, and features I-Line style plug-in connection with lug terminals for copper or aluminum conductors from 14 AWG to 2/0 AWG. It complies with UL 489, CSA C22.2 No 5, NEMA AB1, EN/IEC 60947-2, and GB 14048.2 standards, with certifications including UL, IEC, CCC, EAC, CSA, and NOM. This circuit breaker is suitable for use in panelboards and switchboards requiring single-phase, 480Y/277VAC protection within an ambient temperature range of -13 to 158 °F (-25 to 70 °C).

Key Features & Specifications
  • Type: BDA
  • Family: Powerpact
  • Poles: 1
  • Current Rating: 30A
  • Voltage Rating: 480V
  • AIC rating: 25kA@240V
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Frame Size: D
  • Connection: I-Line Style Plug-In
  • Terminal Connection: I-Line, Lug
  • Wire Size: AWG 14...AWG 2/0 aluminium/copper
  • Dimensions: 5.4 in (137 mm) x 1.06 in (27 mm) x 3.5 in (89 mm) (Height x Width x Depth)
  • Weight: 1.788 lb
  • Temp Rating: -13–158 °F (-25–70 °C)
  • Phase: 1
  • Phase Connection: C
  • Standards: EN/IEC 60947-5-1, EN/IEC 60947-2, NMX J-266, CSA C22.2 No 5, GB 14048.2, NEMA AB1, UL 489
  • Certification: UL, IEC, CCC, EAC, CSA, NOM
  • Country of Origin: Mexico


Product Identification
  • UPC: 060648115157
  • GTIN: 03606481151575