Answer / sakthivel

1,ct ration is depends on MF
2,what is meant by cvt
3,pt ration depends on MF
4,isolator depends on current rating
5,lighting arrester depends on MSL
6,wave trap depends on HZ
7,ct depend on current rating

Answer / koti

1,ct ratig 350/1 & 2500/1 A (220 kv SIDE/ 33 KV Side)
2,cvt cvt FOR 66 + 160 kv
3,pt ratio 220/1.73 /33/173 kv
4,isolator 245 kv / 630A
5,lighting arrester 198 kv / 26 kv
6,wave trap depends on HZ
7,cB 220 kv / 1250 a AND 33 KV AT 5000 A

Answer / surya

i need the calculation methods so i can do it for my self

pls help

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