Rules for the protection of telecommunication and signalling lines and devices against dangerous and disturbing influences of the 25 kV, 50 c/s electric traction
NORM herausgegeben am 1.10.1968
Designation standards: STN 342040
Classification mark: 342040
Catalog number: 57879
Note: UNGÜLTIG
Publication date standards: 1.10.1968
The number of pages: 52
Approximate weight : 156 g (0.34 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN