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Square D BDA24020Y2 - Molded Case Circuit Breaker 20A 2-Pole

Square D
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Square D BDA24020Y2 is a molded case circuit breaker designed for overcurrent protection in commercial and industrial power distribution systems. This 20A, 2-pole unit provides thermal magnetic protection with long time and instantaneous trip functions for 480Y/277VAC applications. The plug-in connection design measures 5.4 in (137 mm) x 2.1 in (54 mm) x 3.5 in (89 mm) and weighs 3.13 lb, accommodating wire sizes from AWG 14 to AWG 2/0 aluminum or copper. It complies with UL 489, CSA C22.2 No 5, EN/IEC 60947-2, and NEMA AB1 standards, with certifications including UL, IEC, CCC, EAC, CSA, and NOM. This breaker is suitable for use in panelboards and switchboards requiring reliable branch circuit protection in single-phase systems.

Key Features & Specifications
  • Type: BDA
  • Current Rating: 20A
  • Poles: 2
  • Voltage Rating: 480Y/277VAC
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Connection: Plug-In
  • Wire Size: AWG 14...AWG 2/0 aluminium/copper
  • AIC rating: 18kAIC at 480VAC, 14kAIC at 600VAC, 25kAIC at 240VAC
  • Phase: 1
  • Temp Rating: -13–158 °F (-25–70 °C)
  • Dimensions: 5.4 in (137 mm) x 2.1 in (54 mm) x 3.5 in (89 mm) (Height x Width x Depth)
  • Weight: 3.13 lb
  • Standards: UL 489, GB 14048.2, EN/IEC 60947-5-1, CSA C22.2 No 5, EN/IEC 60947-2, NEMA AB1, NMX J-266
  • Certification: UL, IEC, CCC, EAC, CSA, NOM
  • Compatible Frames: BDA
  • Country of Origin: Mexico


Product Identification
  • UPC: 60648115177
  • GTIN: 3606481151773