supply of 1.5 sq mm electron beam1.5 sq mm electron beam,1.5 sq mm electron beam irradiated thin walled flexible elastomeric cable with copper conductors for working voltage above 750 volts upto 1.8kv/3.0 kv confirming to rdsos specification no. elrs/spec/elc/0019, re v.4 of feb. 2018. size 1.5 sq mm color-:red, yellow, blue & black in equal quantity. note: 1) item/type/model/mak e/brand from the manufacturer/suppliers as approved by rdso shall only be considered. 2. firm sha ll indicate the curing process (e-beam irradiation (or) chemical curing) in their offer. as per drg.no. rdso spec no. elrs/spec/elc/0019, rev.4 as per specn. rdso spec no. elrs/spec/elc/0019, rev.4 [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lac s ] ] => limited