Square D EDB34050 - 3-Pole 50A Circuit Breaker (18kA AIC)
Square D EDB34050 - 3-Pole 50A Circuit Breaker (18kA AIC)
Square D EDB34050 - 3-Pole 50A Circuit Breaker (18kA AIC)
Square D EDB34050 - 3-Pole 50A Circuit Breaker (18kA AIC)

Square D EDB34050 - 3-Pole 50A Circuit Breaker (18kA AIC)

Square D
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The Square D EDB34050 is a three-pole molded case circuit breaker designed for overcurrent protection in three-phase industrial power distribution systems. It features a 50A current rating and a 480Y/277V AC voltage rating, housed within a compact 125A frame with dimensions of 143.76 mm H x 74.68 mm W x 102.87 mm D and a weight of 3.5 lb. This thermal-magnetic breaker provides combined long-time and instantaneous (LI) trip protection, is rated for 18kA interrupting capacity at 480V, and is certified to cULus and IEC standards for use in NF-style panelboards. Its bolt-on lug connection accommodates copper wire from AWG 14 to 2/0 and aluminum wire from AWG 12 to 2/0, operating effectively in ambient temperatures up to 40°C.

Key Features & Specifications
  • Type: Three-pole, molded case, thermal-magnetic circuit breaker with long-time and instantaneous (LI) trip functions
  • Voltage Rating: 480Y/277V AC
  • Current Rating: 50 Amps
  • Frame Size: 125A/EDB
  • AIC Rating: 18kA at 480V AC
  • Connection: Bolt-On with lug terminals
  • Poles: 3
  • Phase: 3
  • Wire Size: AWG 12 to 2/0 (Aluminum), AWG 14 to 2/0 (Copper)
  • Standards & Certification: cULus, IEC
  • Panel Type: NF panelboard
  • Breaker Type: Standard
  • Temp Rating: 40 °C (104 °F)
  • Dimensions: 143.76 mm H x 74.68 mm W x 102.87 mm D (5.66 in x 2.94 in x 4.05 in)
  • Weight: 3.5 lb
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901875314
  • GTIN: 00785901875314