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Siemens NGB3K125B - Molded Case 125A 600V 3-Pole

Siemens
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Siemens NGB3K125B is a 3-pole molded case circuit breaker from the VL Series, designed for thermal magnetic protection with long time and instantaneous trip functions. It is rated for 125A at 600V AC, with a 25kA interrupting capacity at 480V, and supports wire sizes from 14 to 10 AWG for copper or aluminum conductors. The unit measures 2.87 x 2.961 x 4.988 inches, weighs 2.624 lb, and features a bolt-on connection with a 2-phase configuration, operating within a temperature range of -13°F to 158°F. It complies with UL and IEC standards, ensuring reliable overcurrent protection in industrial power distribution systems. This circuit breaker is suitable for panelboard and switchboard applications requiring compact, high-interrupting capacity protection.

Key Features & Specifications
  • Type: Molded Case, VL Series, NGB
  • Voltage Rating: 600V AC
  • Current Rating: 125A
  • Dimensions: 2.87 x 2.961 x 4.988 inch
  • Standards: UL, IEC
  • Applications: Industrial power distribution, panelboards, switchboards
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • AIC rating: 25kA@480V
  • Phase: 2
  • Temp Rating: -13°F-158°F
  • Wire Size: 14 to 10 AWG, Cu/Al
  • Weight: 2.624 lb
  • Country of Origin: Mexico


Product Identification
  • UPC: 804766339561
  • GTIN: 00804766339561