International
Electrotechnical
Commission
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Area
Signalling and security apparatus for railways
/ Interlocking and signal box equipment
IEV ref
821-05-50
en
free wiring
wiring added to standard circuitry to provide for special conditions
fr
câblage libre
, m
câblage ajouté à un circuit standard pour répondre à des conditions spéciales
ar
تمديد أسلاك بدون قيود
de
freie Schaltung, f
es
cableado libre
it
cablaggio libero
ko
노출 배선
ja
フリーワイヤリング
pl
okrosowanie swobodne, n
okablowanie nadmiarowe, n
pt
cablagem livre
cablagem livre
zh
飞线
Publication date:
2017-11-20
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