Conductor: Copper according to GOST 22483 3 or 4 classes.
Screen: conductor shielded or shielded with copper or double braided copper galvanized and non galvanized steel wire.
Core twisting: Insulated conductor, shielding core and shielding pair are twisted in different directions with concentric layers on the cable core.
Low fire hazard PVC complex.
Spiral overlapping with PET-E tape