Square D EGB34040 - 40A 3-Pole Molded Case Circuit Breaker
Square D EGB34040 - 40A 3-Pole Molded Case Circuit Breaker
Square D EGB34040 - 40A 3-Pole Molded Case Circuit Breaker
Square D EGB34040 - 40A 3-Pole Molded Case Circuit Breaker

Square D EGB34040 - 40A 3-Pole Molded Case Circuit Breaker

Square D
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The Square D EGB34040 is a molded case circuit breaker designed to provide reliable overcurrent and short-circuit protection for three-phase industrial power distribution systems. It features a 40A current rating and a 480V AC voltage rating, housed within a compact, bolt-on E-frame construction measuring 143.76 mm H x 74.68 mm W x 102.87 mm D and weighing 3.501 lb. This thermal-magnetic breaker is cULus listed and offers a 35kA interrupting capacity at 480V, ensuring compliance with industry safety standards for NF panelboards. Its design supports a wide operating temperature range from -25°C to 70°C and accommodates copper or aluminum conductors from 14 AWG to 2/0 AWG via lug terminals, making it suitable for commercial and industrial electrical service equipment.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Long-Time and Instantaneous (LI) Trip
  • Voltage Rating: 480V AC
  • Current Rating: 40A
  • 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)
  • Standards: cULus
  • Applications: Three-Phase Power Distribution in NF Panelboards
  • Switch Type: Circuit Breaker
  • Configuration: Bolt-On
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Phase: 3
  • AIC Rating: 35kA @ 480V
  • Connection: Bolt-On, Lug Terminal
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: LI (Long-Time and Instantaneous Trip)
  • Frame Size: G; E-Frame
  • Panel Type: NF Panelboard
  • Breaker Type: Molded Case
  • MCM Size: Min. 12 AWG (Al) / 14 AWG (Cu); Max. 2/0 AWG (Cu/Al)
  • Wire Size: AWG 12 to 2/0 (Aluminum), AWG 14 to 2/0 (Copper)
  • Certification: cULus
  • Terminal Connection: Lug
  • Phase Connection: Three-Phase
  • Compatible Frames: E-Frame
  • Installation Type: Panelboard Mount
  • Item QTY: 1
  • Breaker Frame: E-Frame
  • Manufacturer: Schneider Electric
  • Family: EGB Series
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901311171
  • GTIN: 00785901311171