UNE-EN 50002:1972 LOW VOLTAGE SWITCHGEAR END CONTROLGEAR FOR INDUSTRIAL USE. DIMENSIONS. FIXING HOLES OF CONTACTOR RELAYS. (Endorsed by AENOR in September of 1994.)
1994UNE-EN 50002:1972 LOW VOLTAGE SWITCHGEAR END CONTROLGEAR FOR INDUSTRIAL USE. DIMENSIONS. FIXING HOLES OF CONTACTOR RELAYS. (Endorsed by AENOR in September of 1994.)