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Siemens NGB3B040 - Molded Case Circuit Breaker 40A 600V

Siemens
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Siemens NGB3B040 is a 3-pole molded case circuit breaker from the VL Series, designed for overcurrent protection in commercial and industrial applications. It is rated for 40A at 600V AC with a 25kA interrupting capacity at 480V, utilizing a thermal magnetic trip unit with LI (Long-Time and Instantaneous) functions. The GG Frame breaker features a bolt-on connection, weighs 2.575 lb, and is constructed for panelboard mounting without lugs. It is certified to UL and IEC standards, with an operating temperature range of -13°F to 158°F. This unit is suitable for 3-phase systems requiring reliable circuit protection in demanding environments.

Key Features & Specifications
  • Type: NGB
  • Family: VL Series
  • Item Subcategory: Molded Case
  • Current Rating: 40A
  • Voltage Rating: 600V
  • Poles: 3
  • Phase: 3
  • Frame Size: GG Frame
  • Functions: LI - Long-Time and Instantaneous
  • Protection: Thermal Magnetic
  • AIC Rating: 25kA@480V
  • Connection: Bolt-On
  • Mounting Type: Panelboard
  • Weight: 2.575 lb
  • Temp Rating: -13°F-158°F
  • Certification: UL, IEC
  • Country of Origin: Mexico


Product Identification
  • UPC: 783643553446
  • GTIN: 00783643553446