supply of thin walled electron beam irradiated copper cable etc.thin walled electron beam irradiated copper cable etc.,single core thin walled electron beam irradiated copper cable size 50 sqmm of r ed, yellow, blue & black colours in equal quantities with copper conductor working voltag e above 750 v and upto 1.8/3.0kv suitable for rolling stock application as per rdso spec no el rs/spec/elec/0019 rev.4 of feb. 2018 with latest amendment as per drg.no. rdso spec no elrs/spe c/elec/0019 rev.4 specn: rdso spec no elrs/spec/elec/0019 rev.4 of feb. 2018 [ warranty period: 3 0 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: m ax 8 lacs ] ] , thin walled electron beam irradiated/ chemically cured cross linked flexible el astomeric cable with copper conductor for working voltage above 750 v and upto 1.8/3.0 kv grade, size: 35 sq mm in equal quantities of red, yellow, blue & black colours to rdso specn. no: el rs/spec/elc/0019 (rev-4) of feb-2018. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: m ax 8 lacs ] ]