Regulation of electrical equipment
Power supply schemes for users of the second category "Useful for an electrician: electrical engineering and electronics
In order to provide a reliable supply of power consumers of category II, the network diagram must have spare elements,...
What is reactive power compensation for? ”Useful for an electrician: electrical engineering and electronics
Reactive power and energy degrades the operation of the power system, loading power plant generators with reactive currents increases the consumption of...
Examples of selection of fuses and circuit breakers. Useful for electrician: electrical engineering and electronics
The main line of the electrical network of an industrial enterprise with a voltage of 380-220 V supplies a group of electric motors. The line is laid on...
General principles of construction of protection of electrical equipment and electrical networks "Useful for an electrician: electrical engineering and electronics
The protection functional diagram contains the following main bodies: EUT measuring body which continuously monitors the status of the protected object and...
Microprocessor-based relay protection devices: overview of possibilities and controversial issues. Useful for electrician: electrical engineering and electronics
About 15 years ago, new power equipment protection equipment using processor-based computer technology began mass...
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Why is electric current dangerous?