DIN 20463-1
DIN 20463-1
Switches for simple underground track points with loose heel switch; 30 m radius, 1 : 6 inclination, 600 mm gaugestandard by Deutsches Institut Fur Normung E.V. (German National Standard), 10/01/1988
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 10/01/1988