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Siemens NGG1B050L - Molded Case Breaker 50A 1P (25kA AIC)

Siemens
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Siemens NGG1B050L is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial and commercial electrical systems. It features a 50A current rating and a 347V voltage rating, housed within a compact, single-pole GG frame with a feed-thru connection for straightforward installation. The breaker utilizes a thermal-magnetic trip unit for combined long-time and instantaneous protection, is UL-certified, and operates effectively across a temperature range of -25 to 70 °C. Its 25kA interrupting capacity at 277V makes it suitable for protecting branch circuits and equipment in single-phase applications.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection
  • Voltage Rating: 347V AC
  • Current Rating: 50A
  • Frame Size: GG Frame
  • Poles: 1
  • Connection: Feed-Thru
  • Wire Size: 8 to 1/0 AWS (CU/AL)
  • AIC Rating: 25kA @ 277V
  • Phase: 1
  • Protection Functions: Long Time and Instantaneous Trip
  • Certification: UL
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Weight: 1.034 lb


Product Identification
  • UPC: 783643413559
  • GTIN: 00783643413559