We used to have procelain string insulators in system where in pf and impulse withstand levels are defined per disc (like we use 5 disc in 33KV and 3 in 11KV)Now since silcone ruber insualtors is under proposal I would like to know How the pf & impulse values should change in specification. WIll...
Dear All
If someone can help me guide on
1)the clearnces for LT overhead line
2)minimum safe distance from nearby structure/ buildings
For LT bear conductors and XLPE covered Conductors
is there any guiding statndards ?
Thanks