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Siemens JD22M400 - Molded Case Circuit Breaker 400A 2-Pole 240V

Siemens
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Siemens JD22M400 is a 400A 2-pole 240V bolt-on molded case circuit breaker from the Sentron Series, designed for reliable thermal magnetic protection with long-time and instantaneous (LI) trip functions. This JD Frame breaker delivers a 65kA interrupting capacity at 240VAC and operates on a single-phase system. It features a bolt-on connection type, weighs 20 lb, and is rated for an ambient temperature range of -13°F to 158°F (-25°C to 70°C). The unit is UL and IEC certified and complies with RoHS standards. Typical industrial applications include branch circuit protection in panelboards and switchboards requiring high fault current handling.

Key Features & Specifications
  • Manufacturer: Siemens
  • Part Number: JD22M400
  • Amperage: 400 Amp
  • Voltage: 240 VAC
  • Number of Poles: 2
  • Mounting Type: Bolt-On
  • Trip Unit: Thermal Magnetic (Long-Time and Instantaneous)
  • Frame Series: JD
  • Item Subcategory: Molded Case
  • Family: Sentron Series
  • Type: JD
  • Weight: 20 lb
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: JD Frame
  • 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: 400A