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Siemens K3B175 - Molded Case 175A 600V (3-Pole Thermal Magnetic)

Siemens
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Siemens K3B175 is a 3-pole molded case circuit breaker from the K Frame family, designed for thermal-magnetic overcurrent protection with LI (Long-Time and Instantaneous) trip functions. Rated for 600V AC and 175A, this bolt-on device provides reliable protection for three-phase power distribution systems. Weighing 15 lb, the K3B series breaker features a compact, robust construction suited for panelboard and switchboard installations. It is UL Listed, meeting stringent safety and performance standards for commercial and industrial electrical environments. Typical applications include branch circuit protection, feeder protection, and main disconnect service in industrial plants, commercial buildings, and heavy machinery.

Key Features & Specifications
  • Type: Molded Case
  • Family: K Frame
  • Series: K3B
  • Poles: 3
  • Current Rating: 175A
  • Voltage Rating: 600V AC
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • Phase: 3
  • Weight: 15 lb
  • Interrupt Rating: 35kA
  • Standards: UL Listed
  • Application: Commercial and Industrial


Part Number: K3B175