ENSAYO DE PERTURBACIONES RADIOELECTRICAS DE AISLADORES PARA ALTA TENSION
RADIO INTERFERENCE TEST ON HIGH-VOLTAGE INSULATORS.
Buy on AENOR
29.080.10 / Insulators
CTN 207 - Transmission and distribution of electrical energy
IEC 437:1973 (Identical)
It is cancelled by: UNE-EN 60437:1999