Square D EGB34090 - Molded Case Circuit Breaker 90A 480V 3P
Square D EGB34090 - Molded Case Circuit Breaker 90A 480V 3P
Square D EGB34090 - Molded Case Circuit Breaker 90A 480V 3P
Square D EGB34090 - Molded Case Circuit Breaker 90A 480V 3P

Square D EGB34090 - Molded Case Circuit Breaker 90A 480V 3P

Square D
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Square D EGB34090 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial power distribution systems. It features a 90A current rating and a 480V AC voltage rating, housed within a compact, bolt-on E-frame measuring 143.76 mm H x 74.68 mm W x 102.87 mm D and weighing 3.691 lb. This thermal magnetic breaker is cULus certified and operates effectively across a temperature range of -25 to 70 °C, making it suitable for installation in NF panelboards. Its 35kA interrupting rating at 480V and lug-style terminals for wire sizes from 12 AWG aluminum to 2/0 AWG copper/aluminum ensure robust performance in demanding commercial and industrial environments.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection with Long-Time and Instantaneous (LI) Trip
  • Voltage Rating: 480V AC
  • Current Rating: 90A
  • 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 for industrial and commercial facilities
  • Switch Type: Circuit Breaker
  • Configuration: Bolt-On
  • Phase: 3
  • AIC Rating: 35kA @ 480V
  • Connection: Lug Terminal
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous Trip (LI)
  • Frame Size: G; E-Frame
  • Panel Type: NF panelboard
  • Breaker Type: Molded Case
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • MCM Size: Minimum 12 AWG (Al) / 14 AWG (Cu); Maximum 2/0 AWG (Cu/Al)
  • Wire Size: AWG 12 to AWG 2/0 (Aluminum), AWG 14 to AWG 2/0 (Copper)
  • Certification: cULus
  • Weight: 3.691 lb


Product Identification
  • UPC: 785901130475
  • GTIN: 00785901130475