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Siemens QJ23B090H - Molded Case Circuit Breaker 90A 3P (42kA AIC)

Siemens
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Siemens QJ23B090H is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase electrical systems. It features a 90A current rating and a 240V AC voltage rating, housed within a robust QJ frame construction with a bolt-on connection for secure installation. This thermal-magnetic breaker offers both long-time and instantaneous trip functions and is UL Listed and CSA Certified for safety compliance, making it suitable for industrial panelboards, switchboards, and motor control centers. Its 42kA interrupting capacity at 240V ensures protection in demanding applications, and it accommodates wire sizes from 4 AWG to 300 kcmil for aluminum and 6 AWG to 300 kcmil for copper conductors.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, QJ2H Type
  • Voltage Rating: 240V AC
  • Current Rating: 90A
  • Poles: 3
  • Connection: Bolt-On
  • Phase: 3-Phase
  • AIC Rating: 42kA @ 240V
  • Protection Functions: Long Time and Instantaneous Trip
  • Wire Size Compatibility: 4 AWG to 300 kcmil (Aluminum), 6 AWG to 300 kcmil (Copper)
  • Certification: UL Listed, CSA Certified
  • Frame Family: QJ Frame
  • Weight: 4 lb
  • Country of Origin: Mexico


Product Identification
  • UPC: 783643224797
  • GTIN: 00662862022967