Describes immunisation of signalling equipment against the effects of high voltage AC traction achieved by the following modifications: replacement of unscreened cables; modification of point circuits; modification of the power supply; and replacement of 50 Hz double-rail track circuits by high-voltage impulse or DC track circuits.
Immunising Delhi Main interlocking ready for 25 kV 50 Hz electrification
Schutzmassnahmen beim 25 kV/50Hz-Eisenbahnnetz in Delhi
Railway Gazette International ; 133 , 3 ; 112-114
1977
3 Seiten
Aufsatz (Zeitschrift)
Englisch
First trunk route electrification is through to Delhi
Tema Archiv | 1976
|Engineering Index Backfile | 1932
|Main line railway electrification
Engineering Index Backfile | 1924
|Main line railway electrification
Engineering Index Backfile | 1926
|Main line railway electrification
Engineering Index Backfile | 1925
|