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Siemens LGB1B030B - Molded Case Circuit Breaker 30A 1P (65kA AIC)

Siemens
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Siemens LGB1B030B is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial and commercial electrical systems. It features a 30A current rating and a 347V voltage rating, suitable for single-phase applications. The compact unit, measuring 0.969" x 2.87" x 4.1" and weighing 0.86 lb, utilizes a robust thermal-magnetic trip mechanism with long-time and instantaneous (LI) protection functions and a bolt-on connection. It complies with UL, CSA, IEC, and NOM standards and is rated for an interrupting capacity of 65kA at 277V, ensuring safe operation in demanding environments. Typical applications include protecting feeders, branch circuits, and equipment within panelboards and switchboards.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 347V AC
  • Current Rating: 30A
  • Dimensions: 0.969" x 2.87" x 4.1" (24.6mm x 72.9mm x 104.1mm)
  • Standards: UL, CSA, IEC, NOM
  • Applications: Industrial/Commercial Panelboards, Feeder & Branch Circuit Protection
  • Switch Type: Circuit Breaker
  • Configuration: Single-Pole
  • Temp Rating: -25°C to +70°C (-13°F to 158°F)
  • Phase: 1
  • AIC Rating: 65kA @ 277V
  • Connection: Bolt-On
  • Poles: 1
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI)
  • Wire Size: 14 - 10 AWG (Copper/Aluminum)
  • Certification: UL, CSA, IEC, NOM
  • Family: VL Series
  • Country of Origin: Mexico
  • Weight: 0.86 lb


Product Identification
  • UPC: 887621219949
  • GTIN: 00887621219949