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Siemens JJ3S400V - Molded Case Breaker 400A 600V (3-Pole Bolt-On)

Siemens
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Siemens JJ3S400V is a 3-pole molded case circuit breaker from the JJ Frame family, designed for three-phase power distribution as a non-automatic switch without overcurrent protection. Rated at 600V AC and 400A, it provides a standard interrupting capacity of 25kA at 480V, with a bolt-on connection for secure mounting in electrical enclosures. The unit weighs 22 lb and features a compact molded case construction for durability in demanding environments. This breaker complies with industry standards for industrial and commercial electrical systems. Typical applications include use as a main disconnect or branch circuit switch in panelboards and switchboards.

Key Features & Specifications
  • Manufacturer: Siemens
  • Item Subcategory: Molded Case
  • Family: JJ Frame
  • Weight: 22 lb
  • Functions: NA - No Overcurrent Protection
  • Voltage Rating: 600V AC
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Non-Automatic
  • AIC Rating: 25kA at 480V
  • Phase: 3
  • Current Rating: 400A
  • Frequency Rating: 50/60 Hz
  • Frame Type: JJ
  • Product Type: Molded Case Circuit Breaker


Part Number: JJ3S400V