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BSL for less than 300 kV System

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Inrushman

Electrical
Sep 24, 2009
12
It is well known that no switching study is required for systems less than 300 kV, my question is why no BSL nor switching study is required for such voltage level?
 
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I would assume that the switching transients on the lower voltage range aren't as of much concern as those above 300kV.
 
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