supply of disconnecting and earthing devicedisconnecting and earthing device,disconnecting and earthing device, 8-pole, 2-way, no-off on load, 63a, 750v ac(1000v insulation), 2no + 2nc with heavy handle & pad locking arrangement in earth p osition, mounted in a stainless steel enclosure suitable for ac-23 duty, confirming to i s:13947/iec -60947, as per sr. no. 15 item no. 12 a1, of bill of material of rcf specification no.edts-355(rev.1) & confirming to rcf specification no.edts-355(rev.1) suitable for use i n set of panel of non-ac lhb type eog coaches. [ warranty period: 30 months after the date of delivery ] ]