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NGB3B020L

Siemens
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Siemens NGB3B020L is a molded case circuit breaker from the VL Series designed for overcurrent protection in commercial and industrial power distribution systems. This 3-pole, 20-amp unit is rated for 600VAC and features a bolt-on mounting configuration for secure installation in panelboards, with a thermal-magnetic trip unit providing LI (Long-Time and Instantaneous) protection functions. The breaker weighs 3.5 lb and is constructed on a GG Frame, with an interrupting rating of 25kA at 480VAC and 14kA at 600VAC, operating within a temperature range of -13°F to 158°F. It is certified to UL and IEC standards, ensuring compliance with safety and performance requirements for demanding electrical environments.

Key Features & Specifications
  • Manufacturer: Siemens
  • Part Number: NGB3B020L
  • Series: NGB
  • Item Subcategory: Molded Case
  • Family: VL Series
  • Country of Origin: Mexico
  • Type: NGB
  • Weight: 3.5 lb
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: GG Frame
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Certification: UL, IEC
  • AIC rating: 25kA @ 480VAC, 14kA @ 600VAC
  • Phase: 3
  • Temp Rating: -13°F to 158°F
  • Current Rating: 20A
  • Amperage: 20A
  • Mounting Type: Bolt-On
  • Trip Unit: Thermal/Magnetic


Siemens NGB3B020L - Molded Case Circuit Breaker 20A 600V