Category: Power Systems
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Switchgear Equipment
Switchgear can be defined as equipment used for controlling, regulating and switching ON and OFF power circuits. Switchgear units range from the small moulded-case unit circuit breakers in a household panel board to the huge, air break switches on 750 … Read more
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Step by Step Guide: How to Check and Test a Power Transformer
Testing of power transformers is continuous monitoring of faults in all units of such equipment and their timely removal after detection. All this is achieved with one objective continuation of the continuous activity of a significant node in the power … Read more
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Single-phase vs. Three-phase Power Systems
Thomas A. Edison’s work on electric light led to the concept of a centrally located power station with distributed electric power for lighting. Edison’s work on dc systems expanded with the development of three-wire 220 V dc systems but transmission … Read more