supply of cable 120 sqmm ebeam, 120 sq.mm chocolate colour electron beam irradiation curing process or chemical curing process thin walled flexible elastomeric cable with copper conductor suitable for rolling stock application conforming to rdso spec.no.elrs / spec / elc / oo19, rev.4, feb-2018, 1.8 kv grade. note: 1 ) item / type / model / make / brand from the manufacturer / suppliers as approved by rdsoshall only be considered. 2 ) cables shall be supplied in coils of 500 metreslength, and left overquantity in multiples of 100 metres with a tolerance of+ / -5% on the length. 3 ) firm shall indicate the curing process ( e-beamirradiation ( or ) chemical curing ) in their offer. [ warranty period: 30 months after the date of delivery ]