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Siemens VL Series NGB2B090B

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NGB2B090B

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The Siemens NGB2B090B is a molded case circuit breaker belonging to the VL series. Capable of handling a current rating of 90 A, it offers operational versatility at voltages ranging from 347 VAC to 600 VAC, tailored for various electrical applications.

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Technical specifications for NGB2B090B

ManufacturerSiemens
Product TypeMolded Case Circuit Breaker
Product LineVL Series
Part NumberNGB2B090B
UPC783643414211
Number of Poles2 Poles
Current Rating90 A
Max. Voltage600 VAC
Min. Voltage347 VAC
Interrupting Capacity at 480 VAC25 kA
Interrupting Capacity at 600 VAC14 kA
Load LugsIncluded
Operating Temperature40°C
Rated Max. Operating Frequency60 Hz
Rated Min. Operating Frequency50 Hz
Operating Humidity85%, non-condensing
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The NGB2B090B circuit breaker from Siemens's VL series is engineered to deliver dependable circuit protection for residential and industrial applications. This molded case circuit breaker supports a current rating of 90 amperes and can operate safely at voltages as low as 347 VAC and as high as 600 VAC.

With its two-pole design, this device is equipped to manage electrical loads efficiently. It displays robust interrupting capabilities—25 kA at 480 VAC and 14 kA at 600 VAC—enabling it to handle fault conditions effectively. The operating temperature specification indicates a resilient performance up to 40°C, allowing it to function well within typical environmental conditions.

This circuit breaker is rated for a maximum operating frequency of 60 Hz and a minimum of 50 Hz, accommodating diverse electrical system requirements. The included load lugs simplify the installation process, adding convenience for users. Furthermore, it is capable of operating in environments with humidity levels reaching 85%, provided that condensation is avoided. This versatile circuit breaker is a critical component for ensuring safe and efficient electrical management across various systems.