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Siemens K3F225 - Molded Case Circuit Breaker 225A 600V

Siemens
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Siemens K3F225 is a 3-pole molded case circuit breaker from the K Frame family, designed as a frame-only unit that requires separate lugs and trip unit for operation. It is rated for 225 amps at 600V AC with a thermal magnetic protection mechanism and a fixed trip unit, supporting high in-rush current for demanding loads. The bolt-on mounting configuration and 15 lb weight make it suitable for industrial and commercial power distribution systems, with an interrupting rating of 35 kA at 480V AC. This breaker complies with rigorous safety and reliability standards for industrial environments. It is typically applied in industrial and commercial power distribution systems requiring robust circuit protection.

Key Features & Specifications
  • Type: Molded Case
  • Manufacturer: Siemens
  • Family: K Frame
  • Type: K3B
  • Weight: 15 lb
  • Voltage Rating: 600V AC
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Phase: 3
  • Current Rating: 225 A
  • Interrupt Rating: 35 kA at 480 VAC
  • Trip Unit: Fixed Thermal Magnetic
  • Application: Industrial/Commercial Power Distribution
  • Additional Info: This item is Frame only as defined by the part number. That means it is only the circuit breaker frame, and no lugs or trip unit is included with the frame.