TESTS ON INDOOR POST INSULATORS OF ORGANIC MATERIAL FOR SYSTEMS WITH NOMINAL VOLTAGES GREATER THAN 1 000 V UP TO BUT NOT INCLUDING 300 KV.
NORMA vydaná dňa 15.6.1985
Designation standards: UNE 21138:1985
Note: NEPLATNÁ
Publication date standards: 15.6.1985
The number of pages: 24
Approximate weight : 72 g (0.16 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE