We provide Tender Bidding Support for Supply of Insulation Monitoring Relay, 415 V, 3 Phase, Neutral Isolated, Voltage Range 0-500 V Ac, Insulation Measuring Range-10 K Ohm To 150 K Ohm, Control Supply 230 V Ac, As Per S. No.168, And Item No. A-2, Place Of Installation S1a7, Of Bill Of Material Of Rdso Spec. No. Rdso/Pe/Spec/Ac/0184-2015Rev.0, Used For Insulation Control 415 V Of Lhb Type Ac Coaches, Confirming To Rdso Spec. No.Rdso/Pe/Spec/Ac-0184-2015 Rev.0, Suitable For Lhb Type Ac Coaches Switch Board Cabinet S1a7. As Per Drg.No. - Specn: Rdso/Pe/Spec/Ac-0184-2015 Rev.0,