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Siemens JD22B350 - Molded Case Circuit Breaker 350A 2-Pole

Siemens
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Siemens JD22B350 is a 2-pole, 350A molded case circuit breaker from the Sentron Series, designed to provide thermal magnetic overload and short-circuit protection via its LI (Long-Time and Instantaneous) trip unit. Rated for 240V AC and 65kA interrupting capacity at 240V, this single-phase breaker supports bolt-on mounting for secure installation in panelboards and switchboards. The JD Frame unit weighs 20 lb and operates within a temperature range of -13°F to 158°F (-25°C to 70°C), featuring RoHS compliance and UL/IEC certifications for reliable industrial performance.

Key Features & Specifications
  • Type: Molded Case
  • Family: Sentron Series
  • Type: JD
  • Weight: 20 lb
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: JD Frame
  • Voltage Rating: 240V
  • Poles: 2
  • Connection: Bolt-On
  • Standards: RoHS
  • Protection: Thermal Magnetic
  • Certification: UL, IEC
  • AIC rating: 65kA@240V
  • Phase: 1
  • Temp Rating: -13°F-158°F (-25°C - 70°C)
  • Current Rating: 350A
  • Amperage Rating: 350A
  • Voltage: 240V AC
  • Poles: 2
  • Frame: JD
  • Mounting: Bolt-On
  • Trip Type: Thermal Magnetic
  • Trip Unit: Long-Time and Instantaneous (LI)
  • Interrupt Rating: 65 kA @ 240V
  • Series: Sentron
  • Load Lugs: Included