supply of voltmeter nw 72, 0-150v dcvoltmeter nw 72, 0-150v dc,3. voltmeter nw 72, 0-150v dc as per yokins model no. mr-72 suitable for switchboard ca binet of lhb eog ac coaches conforming to rdso specification no. rdso/pe/spec/ac/0184-2015 (rev.1) o r latest. product is yokins part no. mr-72 or equivalent part of muller+ zeigler or rishabh or l&t only. as p er bom accepted make-ae/ rishabh/ l&t/ yokins/ muller/zeigler only. [ warranty period: 30 mon ths after the date of delivery ] ] , 1. voltmeter 0-800v ac, panel board mounting, square flush type size: 72x72 mm, as per yokins model no: mr72-800 v ac confirming to is: 1248 or latest. as per bom accepted make- ae/rishabh/ l&t/yokins/ indotech/muller/ zeigler only [ warranty period: 30 months after the date of delivery ] ] , 2. voltmeter 0-1000v ac, 50 hz, panel bord mounting, square flush type size: 96x 96 mm, with external resistance confirming to is: 1248 or latest. as per bom accepted make- ae/ rishabh/ l&t/ yokins/ indotech / muller zeigler only. [ warranty period: 30 months after the d ate of delivery ] ]