Check your eligibility criteria for tender Supply of Insulation Monitoring Relay, 415V Ac, 3Phase, Neutral Isolated, Voltage Range 0-500V Ac, Insulati On Measuring Range : 10 K Ohm To 150 K Ohm, Control Voltage : 24-240V Ac/Dc, And Place Of Installation S1a 7, As Per Rdso Spec.No. Rdso/Pe/Spec/Ac/0184-2015 Rev.1 & Bom Lr.No. - El/7.1.108/Mssbc Dt. -17 /09/2021 Suitable For Lhb Type Ac Coaches Switch Board Cabinet S1a07. Acceptable Makes As Per Bom: Abb Cat.No.Cm.Iws.2S, Schneider Cat No.Vigil Ohm/Imd-Im10, Siemens Cat No.3Ug4581-1Aw31, Dold Cat No. I L 5880.12, Contrel Cat No. Ir 470Ly-21A, Ri-R138, Woka Or Bender Only Acceptable As Per Above Spec.