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Siemens LGB3K100B - Molded Case Circuit Breaker 100A 600V 3P

Siemens
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Siemens LGB3K100B is a molded case circuit breaker designed for providing reliable thermal-magnetic protection against overloads and short circuits in industrial power distribution systems. It features a 100A current rating and a 600V AC voltage rating, housed within a compact GB2 frame measuring 2.87" x 2.961" x 4.988" (73mm x 75mm x 127mm) and weighing 2.756 lb. The breaker is certified to UL, CSA, IEC, and NOM standards for safety and interoperability and operates effectively across a temperature range of -25°C to 70°C. Its typical applications include protecting feeders and branch circuits in panelboards, switchboards, and industrial control panels where a 65kA interrupting capacity at 480V is required.

Key Features & Specifications
  • Type: GB2 Series, Molded Case, Thermal Magnetic Protection with Long Time and Instantaneous Trip Functions
  • Voltage Rating: 600V AC
  • Current Rating: 100A
  • Dimensions: 2.87" x 2.961" x 4.988" (73mm x 75mm x 127mm)
  • Standards: UL, CSA, IEC, NOM
  • Applications: Industrial power distribution in panelboards and switchboards
  • Switch Type: Circuit Breaker
  • Configuration: Bolt-On Connection
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Shipping Dimensions: 2.87" x 2.961" x 4.988"
  • Phase: 2
  • Voltage: 600V
  • Amperage: 100A
  • AIC rating: 65kA@480V
  • Connection: Bolt-On
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Frame Size: GB2 Frame
  • Wire Size: 8 to 1/0 AWS, Cu/Al
  • Certification: UL, CSA, IEC, NOM
  • Family: GB2 Series
  • Country of Origin: Mexico
  • Item Subcategory: Molded Case
  • Weight: 2.756 lb


Product Identification
  • UPC: 804766340444
  • GTIN: 00804766340444