1 Class 1 or class 2 copper conductor according to SR EN 60228
2 Cross-linked polyethylene insulation (XLPE) according to SR CEI 60502-1
3 Banded or extruded inner cover
4 Concentric copper wire conductor and copper counter-coil
5 Separator layer
6 PVC separation sheath type ST2 according to SR CEI 60502-1
7 Reinforcement of steel strips (Ab) or galvanized steel strips (Abz)
8 External sheath of PVC type ST2 according to SR CEI 60502-1

The cables are intended for the use of electricity in fixed electrical installations.
The concentric conductor can be used as a neutral conductor (N), protective conductor (PE), as a grounded neutral conductor (PEN) or as a screen.

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

– during assembly: – 5 °C
– during operation: – 40 °C

The maximum temperature allowed on the conductor:

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

Test voltage: 4 kV 50 Hz, 5 min
Bonding radius: 12 x outer diameter
C2XCAbY – Cables with flame delay according to SR EN 60332-1-2
C2XCAbY-F – Cables with increased flame propagation delay according to SR EN 60332-3-24
Meaning of conductor symbols:

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

Color code of insulated conductors: according to SR HD 308