FIELD: electrical engineering. SUBSTANCE: rubber insulation with conductive shield is applied on conductive conductor, two-layer insulation - on twisted conductor. Compound containing chloroprene rubber, zinc white paint, kaptax, diphenylguanidine, dead-burned magnesia, stearine, paraffin and technical carbon is used for outer layer and compound composed (mass parts) of butadien-methylstyrene rubber 100.0; 2-merkantobenzthiazole 0.6-1.2; sulfur 0.1-0.8; tetramethylthiuramdisulfide 0.3-0.6; zinc white paint 3.0-6.0, stearine 6.0-8.0; phenyl-2-naphtylamine 0.8-1.2; paraffin 10.4-20.8; oil bitumen 5.0-10.0; rosin 1.0-2.0; chalk 50.0-100.0; talcum 50.0-96.00; tetraboronacid sodium 10.0-15.0; technical carbon 30.0-60.0; dibuthyl phthalate 0.230 is used for inner layer. EFFECT: enhanced operational reliability. 2 tbl
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