Principles for protection of underground insulated steel pipelines against dangerous influences of very high voltage and extra high voltage overhead lines and stations
NORM herausgegeben am 1.4.1989
Designation standards: STN 332165
Classification mark: 332165
Catalog number: 57705
Note: UNGÜLTIG
Publication date standards: 1.4.1989
Approximate weight : 21 g (0.05 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN