This standard specifies testing methods for porcelain suspension insulators, long trunk insulators, line post insulators, pin insulators, etc. (hereinafter referred to as insulators) used for overhead lines. Either the main body or annexes (regulations) of this standard shall be applied consistently to a single product, and the corresponding provisions and contents of both shall be selected or applied as appropriate. It is not possible.
JIS C 3801-1:1999 history
1999JIS C 3801-1:1999 Testing method for insulators -- Part 1: Insulators for overhead line