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Square D EGB34050SA - Molded Case Circuit Breaker 50A 3-Pole

Square D
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Square D EGB34050SA is a 3-pole bolt-on molded case circuit breaker from the Schneider Electric EGB Series, designed to provide thermal-magnetic protection for overload and short-circuit conditions in branch and feeder circuits. It is rated for 50A at 480Y/277 V AC with a 35kA interrupting capacity at 480V, and it includes a factory-installed 120V shunt trip for remote tripping via external control signals. The unit measures 5.66 in x 3.92 in x 4.05 in (143.76 mm x 99.57 mm x 102.87 mm), weighs 4.12 lb, and features lug-type terminal connections accepting AWG 12 to 2/0 aluminum or AWG 14 to 2/0 copper wire. It is cULus certified and complies with UL 489 standards, operating within a temperature range of -13 to 158 °F (-25 to 70 °C). This circuit breaker is suitable for use in NF and NQ panelboards for lighting, HVAC, and power distribution applications in industrial environments.

Key Features & Specifications
  • Manufacturer: Schneider Electric
  • Family: EGB Series
  • Type: EGB
  • Item Subcategory: Molded Case
  • Poles: 3
  • Current Rating: 50A
  • Voltage Rating: 480V
  • Interrupting Rating: 35kA @ 480V
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Frame Size: G; E-Frame
  • Connection: Bolt-on
  • Terminal Connection: Lug
  • Wire Size: AWG 12 to AWG 2/0, Aluminum, AWG 14 to AWG 2/0, Copper
  • Dimensions: 5.66 in (143.76 mm) x 3.92 in (99.57 mm) x 4.05 in (102.87 mm) (Height x Width x Depth)
  • Weight: 4.12 lb
  • Panel Type: NF Panelboard
  • Phase: 3
  • Temp Rating: -13–158 °F (-25–70 °C)
  • Standards: cULus
  • Certification: cULus
  • Additional Info: complete with 120V shunt trip
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901159094
  • GTIN: 00785901159094