Square D BJA260504 - Molded Case Circuit Breaker 50A 600V
Square D BJA260504 - Molded Case Circuit Breaker 50A 600V

Square D BJA260504 - Molded Case Circuit Breaker 50A 600V

Square D
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Square D BJA260504 is a 2-pole molded case circuit breaker from Schneider Electric designed for overcurrent protection in industrial and commercial power distribution systems. It is rated for 50A at 600V and provides thermal magnetic protection with long time and instantaneous trip functions, featuring a 65kA interrupting rating at 480V. The unit measures 5.4 in (137 mm) in height, 2.1 in (54 mm) in width, and 3.5 in (89 mm) in depth, weighs 2.099 lb, and uses an I-Line style plug-in connection for PowerPact B frame panels. It complies with UL 489, CSA C22.2 No 5, EN/IEC 60947-5-1, EN/IEC 60947-2, GB 14048.2, NEMA AB1, and NMX J-266 standards, with certifications including UL, IEC, CCC, EAC, CSA, and NOM. This breaker is suitable for single-phase applications within a temperature range of -13 to 158 °F (-25 to 70 °C) and supports wire sizes from AWG 14 to AWG 2/0 aluminum or copper.

Key Features & Specifications
  • Manufacturer: Schneider Electric
  • Item Subcategory: Molded Case
  • Dimensions: 5.4 in (137 mm) x 2.1 in (54 mm) x 3.5 in (89 mm) (Height x Width x Depth)
  • Weight: 2.099 lb
  • Functions: Long Time and Instantaneous Trip
  • Voltage Rating: 600V
  • Poles: 2
  • Connection: I-Line Style Plug-In
  • Standards: UL 489, CSA C22.2 No 5, EN/IEC 60947-5-1, EN/IEC 60947-2, GB 14048.2, NEMA AB1, NMX J-266
  • Protection: Thermal Magnetic
  • Wire Size: AWG 14...AWG 2/0 aluminium/copper
  • Certification: UL, IEC, CCC, EAC, CSA, NOM
  • AIC rating: 65kA@480V
  • Phase: 1
  • Temp Rating: -13–158 °F (-25–70 °C)
  • Current Rating: 50A
  • Amperage: 50 Amps
  • Voltage Rating: 600Y/347VAC, 690VAC
  • Mounting Type: I-Line Style Plug-In
  • Interrupt Rating: 65kA at 480V
  • Frame/Series: PowerPact B (BJA)
  • Trip Unit: Thermal Magnetic, 80% rated
  • Certifications: UL Listed
  • Breaking Capacity: 25kA at 600VAC
  • Application: Industrial/Commercial Power Distribution