Regulation of electrical equipment

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Modular electrical devices. Useful for Electrical Engineering: Electrical and Electronics Engineering

Modular electrical devices that are installed in switchboards are devices whose basic installation dimensions are standardized and are not...

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Sources of harmonics in electrical networks. Useful for electrician: electrical engineering and electronics

Since non-linear elements are invariably present in modern electrical, especially industrial networks, as a result the current curves and...

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Economic current density, selection of cable cross-section according to the economic current density. Useful for electrician: electrical engineering and electronics

The costs associated with the operation of power transmission systems are divided into several components: the costs of losses in lines and in transformers,...

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Permissible voltage deviations in electrical networks «Useful for an electrician: electrical engineering and electronics

The deviation of the voltage in the electrical network is the difference between its current actual value in a stable operating condition from the nominal value...

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Consumer power categories.Useful for electrician: electrical engineering and electronics

According to PUE, all consumers of electric energy are conditionally divided into three categories (groups), depending on their importance. IN...