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Siemens VL Series NGB2B045B

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NGB2B045B

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The Siemens NGB2B045B, part of the VL Series, is a molded case circuit breaker rated at 45 A. It operates between 347 VAC and 600 VAC, making it suitable for a range of electrical systems.

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Technical specifications for NGB2B045B

ManufacturerSiemens
Product TypeMolded Case Circuit Breaker
Product LineVL Series
Part NumberNGB2B045B
UPC783643414167
Number of Poles2 Poles
Current Rating45 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 Siemens NGB2B045B is a molded case circuit breaker designed for reliable performance in various electrical installations. Having a current rating of 45 A, this device accommodates voltages ranging from a minimum of 347 VAC to a maximum of 600 VAC. It is engineered with two poles, providing essential circuit management capabilities.

This model possesses impressive interrupting capacities, rated at 25 kA for 480 VAC and 14 kA for 600 VAC, ensuring adequate protection against fault conditions. The NGB2B045B operates optimally within an ambient temperature of 40°C. Its functionality extends across a frequency range from 50 Hz to a maximum of 60 Hz.

Furthermore, the circuit breaker comes with load lugs for easy and efficient installation. This unit also supports operating humidity levels of up to 85%, non-condensing, which adds to its versatility in diverse environments. The Siemens NGB2B045B is an essential component for maintaining system reliability and safeguarding equipment.