NF C63-061:1973 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR. CONNECTION JOINTS FOR CONDUCTORS. ONE AT LEAST OF THEM BEING AND INSULATED. ALUMINIUM OR ALUMINIUM ALLOY CONDUCTOR. ELECTRICAL TEST REQUIREMENTS.
1973NF C63-061:1973 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR. CONNECTION JOINTS FOR CONDUCTORS. ONE AT LEAST OF THEM BEING AND INSULATED. ALUMINIUM OR ALUMINIUM ALLOY CONDUCTOR. ELECTRICAL TEST REQUIREMENTS.