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Siemens LGB3K090B - Molded Case Circuit Breaker 90A 600V 3P

Siemens
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Siemens LGB3K090B is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial electrical systems. It features a 90A current rating and a 600V voltage rating, housed within a compact GB2 frame measuring 2.87 x 2.961 x 4.988 inches and weighing 2.756 lb. The breaker is constructed with a thermal-magnetic trip unit for long-time and instantaneous protection, offers a 65kA interrupting capacity at 480V, and is certified to UL, CSA, IEC, and NOM standards for broad industrial application in panelboards and switchgear.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, GB2 Series, Thermal-Magnetic Protection
  • Voltage Rating: 600V AC
  • Current Rating: 90A
  • Dimensions: 2.87" x 2.961" x 4.988" (72.9mm x 75.2mm x 126.7mm)
  • Standards: UL, CSA, IEC, NOM
  • Applications: Industrial Panelboards, Switchgear, Motor Protection
  • Switch Type: Circuit Breaker
  • Configuration: Bolt-On
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Shipping Dimensions: Unit Dimensions Apply
  • Phase: 3-Phase
  • Voltage: 600V
  • Amperage: 90A
  • AIC rating: 65kA @ 480V
  • Connection: Bolt-On
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Frame Size: GB2 Frame
  • Trip Type: Thermal-Magnetic
  • Panel Type: Compatible with GB2 Series Panels
  • Breaker Type: Molded Case
  • Wire Size: 8 AWG to 1/0 AWG, Copper or Aluminum
  • Certification: UL, CSA, IEC, NOM
  • Mounting: Bolt-On
  • Hz: 50/60 Hz
  • Enclosure: Molded Case
  • Standards: UL 489, CSA C22.2, IEC 60947-2
  • Installation Type: Fixed
  • Country of Origin: Mexico


Product Identification
  • UPC: 804766340437
  • GTIN: 00804766340437