supply of insulation monitoring relay .110 v ac voltage range 50-200volt ac, insulation measuring range 25 k ohm to 100k ohm control supply 230v ac as per s.no 167 and item no a-1 and place of installation si a-6, of bill of material of rdso spec.no rdso/pe/spec/ac/0184-2015(rev-0) used for insulation control 110v of lhb type ac coaches confirming to rdso specno rdso/pe/spec/ac/-0184-2015 (rev.0) suitable for lhb type ac coaches switch board cabinet[s1a-6] - spec:spec.no rdso/pe/spec/ac/0184-2015. accepted make- bender, woka, contrel, abb, siemens only.insulation monitoring relay .110 v ac voltage range 50-200volt ac, insulation measuring range 25 k ohm to 100k ohm control supply 230v ac as per s.no 167 and item no a-1 and place of installation si a-6, of bill of material of rdso spec.no rdso/pe/spec/ac/0184-2015(rev-0) used for insulation control 110v of lhb type ac coaches confirming to rdso specno rdso/pe/spec/ac/-0184-2015 (rev.0) suitable for lhb type ac coaches switch board cabinet[s1a-6] - spec:spec.no rdso/pe/spec/ac/0184-2015. accepted make- bender, woka, contrel, abb, siemens only.,insulation monitoring relay .110 v ac voltage range 50-200volt ac, insulation measuring range 25 k ohm to 100k ohm control supply 230v ac as per s.no 167 and item no a-1 and place of installation si a-6, of bill of material of rdso spec.no rdso/pe/spec/ac/018 4-2015(rev-0) used for insulation control 110v of lhb type ac coaches confirming to rdso specno rdso/pe/spec/ac/-0184-2015 (rev.0) suitable for lhb type ac coaches switch board ca binet[s1a-6] - spec:spec.no rdso/pe/spec/ac/0184-2015. accepted make- bender, woka, contrel, abb, siemens only. [ warranty period: 30 months after the date of delivery ] ]