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Square D EGB36090 - Molded Case Circuit Breaker 90A 480V 3P

Square D
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Square D EGB36090 is a molded case circuit breaker designed for providing reliable overcurrent 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 unit measuring 143.76 mm H x 74.68 mm W x 102.87 mm D and weighing 3.48 lb. The breaker is cULus listed and employs a thermal-magnetic trip mechanism with long-time and instantaneous (LI) functions, offering a 35kA interrupting capacity at 480V for robust short-circuit protection. Its construction is suitable for NF panelboards and operates effectively in ambient temperatures up to 40 °C, making it a standard component for protecting feeder and branch circuits in commercial and industrial facilities.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 480V AC
  • Current Rating: 90A
  • Dimensions: 5.66 in (143.76 mm) H x 2.94 in (74.68 mm) W x 4.05 in (102.87 mm) D
  • Standards: cULus Certified
  • Applications: Three-Phase Power Distribution in NF Panelboards
  • Switch Type: Circuit Breaker
  • Configuration: Fixed
  • Phase: 3
  • Amperage: 90A
  • AIC Rating: 35kA @ 480V
  • Connection: Bolt-On
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI)
  • Panel Type: NF Panelboard
  • Breaker Type: Molded Case
  • Temp Rating: 104 °F (40 °C)
  • Wire Size: AWG 12 to 2/0 Aluminum; AWG 14 to 2/0 Copper
  • Family: EGB Series
  • Country of Origin: Mexico
  • Weight: 3.48 lb


Product Identification
  • UPC: 078590140673
  • GTIN: 00785901406730