1 Class 1 or class 2 copper conductor, according to SR EN 60228
2 Cross-linked polyethylene (XLPE) insulation
3 Inner cover
4 Copper strip screen
5 Inner PVC sheath
6 Metal reinforcement of galvanized (Abz) or ungalvanized (Ab) steel strips
7 Outer PVC sheath, type ST2 according to SR CEI 60502

The cables are intended for the use of electricity in fixed electrical installations. Single-conductor cables are not intended for alternative current use

Reference standard: SR CEI 60502-1
Product standard: SF 36 IPROEB
Nominal tension: Uo/U(Um) = 0,6/1 (1,2) kV
Minimum cable temperature measured on the sheath:

– at assembly : -5 °C
– during exploitation: -40 °C

Maximum temperature allowed on the conductor:

– during normal exploitation: +90 °C
– during short circuit (max. 5 s): 250 °C

Test voltage: 4 kV, 50 Hz, 5 min
Minimum radius of bonding:

15 x outer diameter for cables with one conductor
12 x outer diameter for multiconductor cables

C2XEAb(z)Y – Flame retardant cables, according to SR EN 60332-1-2
C2XEAb(z)Y-F – Cables with increased flame propagation delay, according to SR EN 60332-3-24
Meaning of conductor symbols:

ru – single-core round conductor (class 1);
rm – multi-core round conductor (class 2);
sm – multi-core sector conductor (class 2).