Answer / harish

in general earthing and neutral is done for ac currents
grounding is for dc currents



in which earthing is used to reduce the short losses like
current shock and over heating of components

where in case of neutral is a common wire or point with
zero potential used as a reference one in connections

what do you mean by 1 ton in AC`s

36 Answers   Bhel, Bosch, ITC Infotech,

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6 Answers   NDDB, Sobha Developers,

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last week we did the REF relay test by closing single pole (R phase) of CB and apply 380V at the primary of delta transformer. we get 33A at the primary of the R phase star end. but we get 380A at both R an B in delta side. how and why?

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On Which Pressure PRV is operated.

0 Answers   AEPL,

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