supply of electron beam irradiated thin walled flexible elastomeric cable with copper conductor fo r working voltage above 750 volts upto 1.8 kv/3.0 kv confirming to rdso specification no. elrs/spe c/elc/0019 rev.4 of feb 2018. size 25 sq mm . colour red, yellow, blue, & black in equal quantity. no te procured from approved vendors only.. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max