Quote:
Originally Posted by init4fun
The voltage breakdown specification of wire refers to it's insulation quality of resisting arcing only , it's the gauge of the wire that determines current carrying ability . If your question centers around whether enough magnetic coupling will exist with the higher value of insulation then I will say I believe you'll be fine , the extra voltage breakdown quality of the wire shouldn't affect the magnetic coupling as long as the gauge of the new wire matches that of the old .
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Thanks for the great explanation. Just what I was looking for. I have some 40Kv wire from an old TV with the same conductor size that I'll use.