CONTADORES ESTATICOS DE ENERGIA ACTIVA. ESPECIFICACIONES METROLOGICAS PARA LAS CLASES 0,2 S Y 0,5 S
STATIC WATTHOUR METERS. METROLOGICAL SPECIFICATIONS FOR CLASSES 0,2 S AND 0,5 S.
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CTN 207 - Transmission and distribution of electrical energy
IEC 687:1980 (Identical)
It is cancelled by: UNE-EN 60687:1994
