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Siemens NEB2B050 - Molded Case Breaker 50A 600V

Siemens
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The Siemens NEB2B050 is a 2-pole molded case circuit breaker from the NEB Series, designed for overcurrent protection in industrial power distribution systems. It is rated for 600V AC, 50A, and 35kA at 480V, with a thermal magnetic trip mechanism providing LI (Long-Time and Instantaneous) protection. This bolt-on breaker weighs 2 lb and is constructed for single-phase applications, featuring a compact frame for panelboard installation. It complies with industry standards for molded case circuit breakers, ensuring reliable performance in commercial and light industrial environments. Typical applications include branch circuit protection in lighting, motor control centers, and distribution panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, NEB Series, Thermal Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 50A
  • Poles: 2
  • Connection: Bolt-On
  • Protection: LI - Long-Time and Instantaneous
  • AIC Rating: 35kA@480V
  • Phase: 1
  • Weight: 2 lb
  • Functions: Long-Time and Instantaneous
  • Item Subcategory: Molded Case
  • Family: NEB Series
  • Type: NEB