Underground Cables in Power System

Laying of Underground Cables

Laying of Underground Cables: The reliability of Laying of Underground Cables network depends to a considerable extent upon the proper laying and attachment of fittings i.e., cable end boxes, joints, branch connectors etc. There are three main methods of Laying of Underground Cables viz., Direct laying, Draw-in system and the Solid system. 1.Direct laying: This …

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Classification of Underground Cables

Classification of Underground Cables: Classification of Underground Cables may be in two ways according to the type of insulating material used in their manufacture the voltage for which they are manufactured. However, the latter method of Classification of Underground Cables is generally preferred, according to which cables can be divided into the following groups : …

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Insulating Materials for Underground Cables

Insulating Materials for Underground Cables: The satisfactory operation of a cable depends to a great extent upon the characteristics of insulation used. Therefore, the proper choice of Insulating Materials for Underground Cables is of considerable importance. In general, the insulating materials used in cables should have the following properties : High insulation resistance to avoid …

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