CSN 34 7470-7-1997 Rubber insulated cables of rated voltages up to and including 450/750 V - PArt 7: Cables with increased head resistance for internal wiring for a conductor temperature of 110 φC
1997CSN 34 7470-7-1997 Rubber insulated cables of rated voltages up to and including 450/750 V - PArt 7: Cables with increased head resistance for internal wiring for a conductor temperature of 110 φC