Question
Download Solution PDFThe type earthing suitable for sandy areas is
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDF- Horizontal strip earthing: This type of earthing is used at places which have rocky earth bed.
- Rod earthing: This system of earthing is suitable for areas which are sandy in character. This system of earthing is very cheap as no excavation work is involved.
- Plate earthing: It is used for larger stations and transmission lines, where the fault current, likely to be high.
- Pipe earthing: It is used for ordinary soil or dry and rocky soil. The size of the pipe depends upon the current to be carried and the type of the soil. Usually, the pipe used for this purpose is of diameter 38 mm and 2.5 meters in length for ordinary soil or of greater length in case of dry and rocky soil.
Last updated on Jun 2, 2025
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