Norm-Entwurf
OVE EN IEC 61820-3-4
OVE EN IEC 61820-3-4
Electrical installations for lighting and beaconing of aerodromes - Safety secondary circuits in series circuits - General safety requirements (IEC 97/238/CDV) (english version)
Titel (englisch)
Electrical installations for lighting and beaconing of aerodromes - Safety secondary circuits in series circuits - General safety requirements (IEC 97/238/CDV) (english version)