Northern Railway

Northern Railway has published Supply Of insulation monitoring relay (imr) to mon [insulation monitoring relay (imr) to monitor 3 phase power supply of voltage range 110 v ac, measuring range 1 - 100 k ohm, control voltage 24 - 240 v ac / dc output 1 c / 0 (spdt) contact system leakage capacitance 10 micro farad, as per contrel model no. ir140y-4, ri-r22 or abb model no. cm.1ws.2s or schnieder model no. vigil ohm/1md-1m10 or siemens model no. 3ug4581-1aw30 or dold model no. 1l5880 or voka suitable for installation in s1a6 as per rdso/pe/spec/ac/0184-2015 rev-1] , insulation monitoring relay (imr) to monitor 3 phase power supply of voltage range 110 v ac, measuring range 1 - 100 k ohm, control voltage 24 - 240 v ac / dc output 1 c / 0 (spdt) contact system leakage capacitance 10 m icro farad, as per contrel model no. ir140y-4, ri-r22 or abb model no. cm.1ws.2s or schnieder model no. vigil ohm/1m d-1m10 or siemens model no. 3ug4581-1aw30 or dold model no. 1l5880 or voka suitable for installation in s1a6 as per rdso/pe/spec/ac/0184-2015 rev-1 [ warranty period: 30 months after the date of delivery ] ]. Last date of submission for this tender is 2026-05-08. This is a Power Relays tender in Lucknow, Uttar Pradesh