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Square D EDB34050SA - 50A 3-Pole Molded Case Circuit Breaker

Square D
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Square D EDB34050SA is a 50A, 3-pole molded case circuit breaker from the EDB Series, designed for overload and short circuit protection in NF panelboards. It operates at 480Y/277 VAC with a 18kA interrupting capacity and features a thermal-magnetic trip unit providing long-time and instantaneous (LI) protection, complete with a 120V shunt trip. The bolt-on breaker measures 5.66 in x 3.92 in x 4.05 in (Height x Width x Depth), weighs 4.178 lb, and uses lug terminals accepting AWG 12 to AWG 2/0 aluminum or AWG 14 to AWG 2/0 copper wire. It is certified to cULus and IEC standards, with a temperature rating of 104°F (40°C), and is manufactured in Mexico by Schneider Electric. This breaker is suited for industrial lighting panelboard applications requiring reliable branch circuit protection.

Key Features & Specifications
  • Type: EDB
  • Family: EDB Series
  • Item Subcategory: Molded Case
  • Manufacturer: Schneider Electric
  • Country of Origin: Mexico
  • 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: 4.178 lb
  • Current Rating: 50 A
  • Number of Poles: 3
  • Phase: 3
  • Voltage Rating: 480Y/277 VAC
  • Frame Size: 125A/EDB
  • Breaker Type: Shunt Trip
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous Trip
  • AIC rating: 18kA@480V
  • Terminal Connection: Lug
  • Wire Size: AWG 12 to AWG 2/0, Aluminum, AWG 14 to AWG 2/0, Copper
  • MCM Size: Min. Wire Size 12 AWG (Al), 14 AWG (Cu) Max. Wire Size 2 AWG
  • Connection: Bolt-On
  • Panel Type: NF panelboard
  • Standards: cULus, IEC
  • Certification: cULus, IEC
  • Temp Rating: 104°F (40°C)
  • Additional Info: complete with 120V shunt trip


Product Identification
  • UPC: 785901335153
  • GTIN: 00785901335153