NF C33-038-1*NF EN 61238-1:2003 Compression and mechanical connectors for power cables for rated voltages up to 36 kV (Um = 42 kV) - Part 1 : test methods and 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.