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Siemens LGB2B125B - Molded Case Circuit Breaker 125A 600V 2-Pole

Siemens
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Siemens LGB2B125B is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial electrical systems. It features a 125A current rating and a 600V AC voltage rating, housed within a compact, durable frame measuring 1.969" x 2.87" x 4.1002" (50mm x 73mm x 104mm) and weighing 1.852 lb. The breaker is certified to UL, CSA, IEC, and NOM standards and operates effectively across a temperature range of -25°C to 70°C (-13°F to 158°F). Its thermal-magnetic protection with long-time and instantaneous (LI) tripping functions makes it suitable for safeguarding feeders and branch circuits in commercial and industrial panelboards.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 600V AC
  • Current Rating: 125A
  • Dimensions: 1.969" x 2.87" x 4.1002" (50mm x 73mm x 104mm)
  • Standards: UL, CSA, IEC, NOM
  • Applications: Industrial Feeder and Branch Circuit Protection
  • Switch Type: Circuit Breaker
  • Configuration: 2-Pole
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Phase: 1
  • AIC Rating: 100kA @ 240V
  • Connection: Bolt-On
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI)
  • Wire Size: 8 - 1/0 AWS (Copper/Aluminum)
  • Certification: UL, CSA, IEC, NOM
  • Family: VL Series
  • Country of Origin: Mexico


Product Identification
  • UPC: 887621220204
  • GTIN: 00887621220204