Relay protection and automation
Measurement of current transformers in relay protection and automation circuits. Useful for electrician: electrical engineering and electronics
The power equipment of electrical substations is organizationally divided into two types of devices: power circuits through which all the power is transmitted...
Measuring voltage transformers in relay protection and automation schemes. Useful for electrician: electrical engineering and electronics
The main fundamental difference between measuring voltage transformers and current transformers is that they, like all power supply models, are...
The principle of operation of remote protection in 110 kV electrical networks. Useful for electrician: electrical engineering and electronics
Distance protection (DZ) in electrical networks of voltage class 110 kV performs the function of backup protection of lines with...
The principle of operation of zero-sequence directional current protection in 110 kV electrical networks «Useful for an electrician: electrical engineering and electronics
Current Directional Zero Sequence Protection (TNZNP) is used when it is necessary to provide power line protection for high...
How automatic reclosers (AR) work in electrical networks. Useful for electrician: electrical engineering and electronics
The main requirements for the power supply of consumers are reliability and uninterrupted supply of electricity.
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