CEI 9-14 : 1998
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
THIRD AND FOURTH RAIL CONTACT LINES FOR UNDERGROUND SYSTEMS
Hardcopy , PDF
01-03-2024
Italian
01-01-1998
FASC 4656 C La presente norma, elaborata in collaborazione con l'Unifer, riguarda le linee di contatto non aeree per metropolitane, compresi tutti gli impianti accessori, quali alimentatori, sezionamenti, allacciamenti alle sottostazioni di conversione, ecc., atti a fornire alle vetture l'energia di trazione a tensione nominale non superiore a 1500 V a corrente continua.
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