Answer / dwivedi sandeepdhar

it should not be less than 6m

Answer / k.prakashchandra

For EHV lines, the clearance above ground shall not be less
than 5.2mtr + 0.3mtr for every 33000 V or part thereof by
which the voltage of the line exceeds 33000 V, provided that
the minimum clearance along or across any street shall not
be less than 6.1mtr. And clearance between lines ( not
conductors),shall be not less than the height of the taller
tower above the ground.

Can you explain operating principle of Inverse Definite Minimum Time” (IDMT) relay

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can we use only a isolator in the subtation..

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how does an encoder work???

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Explain role of Buckolz Relay in Transformer ?

7 Answers  

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