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Siemens NEB3B125 - Molded Case 125A 600V 3-Pole Breaker

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Siemens NEB3B125 is a 3-pole molded case circuit breaker designed for thermal-magnetic overcurrent protection in industrial power distribution systems. It is rated for 600V AC, 125A continuous current, and provides LI (Long-Time and Instantaneous) protection functions with a 35kA interrupting capacity at 480V. The unit weighs 3 lb and features a bolt-on connection configuration for secure panel mounting. This NEB Series breaker complies with applicable UL and NEMA standards for industrial electrical equipment. It is commonly used in commercial and industrial switchboards, panelboards, and motor control centers requiring reliable branch circuit protection.

Key Features & Specifications
  • Type: Molded Case
  • Voltage Rating: 600V
  • Current Rating: 125A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • AIC rating: 35kA@480V
  • Weight: 3 lb
  • Family: NEB Series
  • Item Subcategory: Molded Case


Product Identification
  • UPC: Not specified
  • GTIN: Not specified