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Siemens NEB3B050 - Molded Case 50A 600V 3-Pole

Siemens
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The Siemens NEB3B050 is a three-pole molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It provides LI (Long-Time and Instantaneous) protection functions through a thermal-magnetic trip mechanism, rated for 50A at 600V AC with a 35kA interrupting capacity at 480V. This bolt-on unit weighs 3 lb and features a compact molded case construction suitable for panelboard installation. It complies with UL and NEMA standards for industrial circuit protection. Typical applications include motor control centers, lighting panels, and branch circuit protection in commercial and industrial facilities.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic, Bolt-On
  • Voltage Rating: 600V AC
  • Current Rating: 50A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 35kA@480V
  • Protection: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • Weight: 3 lb
  • Family: NEB Series
  • Functions: LI - Long-Time and Instantaneous


Product Identification
  • UPC: Not available
  • GTIN: Not available