BIL & SIL of 345kV System w.r.t ANSI

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Jaffar Participant Join Date: Aug 2010 Posts: 2	BIL & SIL of 345kV System w.r.t ANSI 08/21/2010 4:23 AM
	Hi, I want to know Basic impulse level and switching impulse level withstand voltage for 345kV systme w.r.t ANSI standard. Could any one help if u know from relevant ANSI standard Regards Jaffar
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	Pathfinder Tags: ANSI standard - BIL& SIL

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bsekhar Associate Join Date: Jun 2010 Location: INDIA Posts: 27 Good Answers: 1	#1 Re: BIL & SIL of 345kV System w.r.t ANSI 08/23/2010 12:09 AM
	FOR 34.5kv SYSTEM Un:34.5KV,Um:36KV ,BIL:70/170KVp ie.Power Frequency withstand Voltage:70KV for 1min. Lightning frequency withstand voltage at 1.2/50microsec-170KVp __________________ S BHATTACHARYA
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