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Siemens HEB3B090B - Molded Case Circuit Breaker 90A 600V 3P

Siemens
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Siemens HEB3B090B is a molded case circuit breaker designed for providing reliable thermal-magnetic protection against overloads and short circuits in three-phase electrical systems. It features a 90A current rating and a 600V AC voltage rating, housed in a compact, bolt-on configuration measuring 3.543" x 6.693" x 3.937" (90mm x 170mm x 100mm) and weighing 2.447 lb. The breaker is UL-certified and operates effectively across a wide temperature range from -25°C to 70°C (-13°F to 158°F). Its 65kA interrupting capacity at 480V AC makes it suitable for industrial panelboards, switchboards, and motor control centers, accommodating wire sizes from 8 AWG to 1/0 AWG for both copper and aluminum conductors.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection, HEB Series
  • Voltage Rating: 600V AC
  • Current Rating: 90A
  • Dimensions: 3.543" H x 6.693" W x 3.937" D (90mm x 170mm x 100mm)
  • Standards: UL Certified
  • Applications: Industrial Panelboards, Switchboards, Motor Control Centers
  • Switch Type: Circuit Breaker
  • Configuration: Bolt-On
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Phase: 3
  • AIC rating: 65kA @ 480V AC
  • Connection: Bolt-On
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Wire Size: 8 to 1/0 AWS CU/AL
  • Certification: UL
  • Country of Origin: Dominican Republic
  • Weight: 2.447 lb


Product Identification
  • UPC: 783643559066
  • GTIN: 00783643559066