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Siemens K3B100 - Molded Case 100A 600V 3-Pole

Siemens
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Siemens K3B100 is a 3-pole molded case circuit breaker from the K Frame family, designed to provide LI (Long-Time and Instantaneous) thermal magnetic protection for industrial power distribution systems. It is rated for 600V AC, 100A continuous current, and 3-phase operation, with a bolt-on connection style for secure panel mounting. The unit weighs 15 lb and features a compact molded case construction suitable for standard industrial enclosures. This breaker complies with UL and NEMA standards for overcurrent protection in motor control centers and switchboards. Typical applications include branch circuit protection in manufacturing facilities, commercial buildings, and heavy machinery.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, K Frame, Thermal Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 100A
  • Poles: 3
  • Connection: Bolt-On
  • Protection: LI - Long-Time and Instantaneous
  • Phase: 3
  • Weight: 15 lb
  • Functions: Long-Time and Instantaneous Trip
  • Standards: UL 489, NEMA AB1
  • Applications: Industrial power distribution, motor control centers, switchboards
  • Frame Size: K Frame
  • Breaker Type: K3B
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Bolt-On
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-Phase
  • Installation Type: Fixed
  • Item QTY: 1
  • Breaker Frame: K
  • Current Rating: 100A
  • Polarity: 3-Pole
  • Operating Temperature Maximum Celsius: 40°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: Not available
  • GTIN: Not available