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Insulation coordination

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nitin36537

Civil/Environmental
Feb 16, 2001
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How to calculate required distance between arcing horn on insulator (Line side to tower side) of 220 KV transmission line for line having altitude of 1500 m to 2000 m above mean sea level.
Does this distance depend on elevation of line ? Does it depend on rated impulse withstand voltage of insulator ?
In India its value is 2130 mm considering normal altitude . Is this value is similar to other country practice ?

Thanks
Nitin Patel
 
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