Cable for signalling and interlocking with multi-conductor cores, with water-blocking materials, non-combustible grade: SBMWBWBB

Cable for signalling and interlocking with copper multi-conducting conductors with cross section from 1,0 to 4,0 mm2, with number of cores from 3 to 48, number of pairs from 1 to 24 with polyethylene insulation, with filling of the core with water-blocking threads, with belt insulation from PET-E film and water-blocking tape, with protective cover from 2 steel galvanised tapes with inner sheath and protective hose from polyvinylchloride plastic with reduced fire hazard with low smoke and gas emission. They are intended for electrical installations of railway signalling, centralisation and interlocking, fire alarms and automatics.