Fire-resistant twisted pair cable, KVIP ng(A)-FR xx ETK for secure data transmission

Cables of pair twisting, fire-resistant, with tinned copper multiple-wire conductors with nominal cross-section from 0,12 to 1,5 mm² or tinned copper single-wire conductors with nominal diameter from 0,40 to 0,80 mm, with insulation from cross-linked polyolefin, including not spreading combustion, with number of pairs from 1 to 44, for nominal alternating voltage up to 690 V with frequency of 50 or 60 Hz or permanent voltage up to 1000 V