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Siemens QJH23B070 - Molded Case Breaker 70A 3P (22kA AIC)

Siemens
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Siemens QJH23B070 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial electrical systems. It features a 70A current rating and a 240V AC voltage rating, housed within a robust QJ frame with a bolt-on connection for secure installation. This thermal-magnetic breaker offers both long-time and instantaneous trip functions, is constructed to operate in temperatures from -25°C to 70°C, and complies with UL and CSA standards for safety. Its 22kA interrupting capacity at 240V makes it suitable for protecting feeders and branch circuits in commercial and industrial panels, compatible with wire sizes from 4 AWG to 300 kcmil for aluminum and 6 AWG to 300 kcmil for copper.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, QJH2 Type
  • Voltage Rating: 240V AC
  • Current Rating: 70A
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic with Long Time and Instantaneous Trip Functions
  • AIC Rating: 22kA @ 240V
  • Phase: 3
  • Wire Size: 4 AWG to 300 kcmil (Aluminum), 6 AWG to 300 kcmil (Copper)
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Certification: UL Listed, CSA Certified
  • Frame: QJ Family
  • Weight: 4 lb


Product Identification
  • UPC: 783643201163
  • GTIN: 00783643201163