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in power station what is the electrical circuit length of
spacing between power transformer and lightning
arrestors,for the voltage system of
230kv,110kv,33kv,22kv,11kv?
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standard says as nearaspossible. we maintain just the
outlet of power transformer bushing-10m for all
400,230,110,66,33,11kv.
we adopt counter and mA indicator in the LA grounding,
LA grounding is separately connected to main earth
grounding system
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