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Archive: Category «Energy and Power»

Emergency Lighting Power Supply in Data Center

Lighting is defined as emergency lighting when it is intended for operation when standard lighting fails. Emergency lighting must be powered by an independent energy source (typically a central power… Read more

Feb 06, 2015 | Edvard

Miniature Circuit Breakers (MCBs) For Beginners

This technical article focuses on the widely used miniature circuit breakers rated for 240 V or less. These are smaller and lower-rated versions of industrial-grade molded-case circuit breakers rated for… Read more

Jan 26, 2015 | Edvard

Sizing a Static UPS System In Data Center

Choosing the power of a static UPS system serving a data center is a decision that involves various elements and which cannot be made before, or independently from, the choice of… Read more

Jan 23, 2015 | Edvard

The most common LV/MV motor starting devices

The most common motor starting device is the low voltage motor-starting contactor. A contactor is defined as “a two-state ON-OFF device for repeatedly establishing and interrupting an electric power circuit.” Contactors are… Read more

Jan 14, 2015 | Edvard

The Most Common LV/MV Motor Starting Devices (on photo: Allen Bradley contactor)


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