«Test of insulators being on operation on 500 kV since 1973 in the high polluted area (movie)»

[@godfreypoon5148]

Those insulators may be old, but they still haven't given up the GOST.

[@anandragula2991]

Thank you for your contribution but @5.41 min standard impulse wave is 1.2/50 micro sec..

[@isettech]

This may vary based on country.

[@godfreypoon5148]

@@isettech Under my state authority, the test is 1.2/50 *megaseconds*

[@VariacManiac]

Those are söme cööl insulators öÖ

[@alabamabottlediggerandinsu5242]

Hey variac maniac thankes for subscribing to my channel and I am planning to get a insulator tomorrow it's near a gas station