Mostrando 3 resultados

Descripción archivística
Pretoria Electric
Opciones avanzadas de búsqueda

Encontrar resultados con :

en
Añadir nuevo criterio

Limitar resultados por :

Filtrar resultados por :

Filtrar por rango de fecha :

Use these options to specify how the date range returns results. "Exact" means that the start and end dates of descriptions returned must fall entirely within the date range entered. "Overlapping" means that any description whose start or end dates touch or overlap the target date range will be returned.
Imprimir vista previa Hierarchy Ver :
Ascending

3 resultados con objetos digitales Muestra los resultados con objetos digitales

Pretoria. 3kV DC electrification, Rosslyn – De Wildt number 2 line, tests to measure contact wire...

Pretoria. 3kV DC electrification, Rosslyn – De Wildt number 2 line, tests to measure contact wire uplift. Six SAR Class 6E1's travelled in both directions with trailing pantographs at 50, 70 and 90 km/h on a test section between mast pole 33/9 and 33/10 with a temporary mast halfway between them All three mast poles were instrumented to measure contact wite uplift, technician setting up measuring equipment at mast pole 33/10. A linear potentiometer visible above the right hand of the technician measured contact wire uplift.