Fire-resistant symmetrical twisted pair data transmission cable KPSV-1.5mm² for secure data transfer

Fire-resistant symmetrical pair twisted cables for data transmission, with single-wire copper conductive cores with cross-section from 0,20 to 2,50 mm², with thermal barrier of conductive cores in the form of winding from two mica-containing tapes, with the number of twisted pairs from 1 to 12 or two parallel-packed pairs, with insulation and sheathing made of polyvinylchloride plasticate of reduced fire hazard with low smoke and gas emission and low toxicity of combustion products, with a screen of laminated aluminium foil, designed for operation at voltages up to 300 V inclusive alternating current frequency of 50 Hz.