CORTACIRCUITOS FUSIBLES DE BAJA TENSION. CONDICIONES COMPLEMENTARIAS PARA LOS CORTACIRCUITOS DESTINADOS A USOS DOMESTICOS Y ANALOGOS
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CTN 207 - Transmission and distribution of electrical energy
IEC 269-3:1973 + MOD.1 (1978) (Identical)
It is cancelled by: UNE 21103-3:1991
