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why should we place 9KV lightning arrestors in 11KV
substation ?
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Answer Posted / mohan
THE L.A USED FOR 11KV SYSTEM IS 9KV BCOZ IT OPERATE AT 9KV
OR ABOVE IF WE USE L.A OF HIGHER RATING (15KV) THEN IF
VOLTAGE SURGE OF 14.5 IS PRODUCED THEN OUR LA WILL NOT
OPERATE AND PROTECTION FAIL AND HIGH VOLTAGE SURGR DAMAGE
THE SYSTEM
| Is This Answer Correct ? | 2 Yes | 22 No |
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