Surge arresters. Metal-oxide surge arresters with external series gap (EGLA) for overhead transmission and distribution lines of a.c. systems above 1 kV— 66 стр.
Polymeric insulators for indoor and outdoor use with a nominal voltage greater than 1000 V. General definitions, test methods and acceptance criteria— 38 стр.
Surge arresters. Metal-oxide surge arresters with external series gap (EGLA) for overhead transmission and distribution lines of a.c. systems above 1 kV— 74 стр.
Surge arresters. Metal-oxide surge arresters with external series gap (EGLA) for overhead transmission and distribution lines of a.c. systems above 1 kV— 74 стр.