TRANSFORMADORES DE MEDIDA Y PROTECCION. TRANSFORMADORES DE TENSION
VOLTAGE TRANSFORMERS.
Buy on AENOR
29.180 / Transformers. Reactors
CTN 207 - Transmission and distribution of electrical energy
IEC 186-B:1981 (Identical)
IEC 186:1980 (Identical)
It is cancelled by: UNE 21088-2:1995
