Tender For supply of electronictimedelayrelay with timedelay 2 minutes for starting of first compressor and further delay of 30 seconds for starting of second compressor operated on 95-115 v ac,50 hz for eog ac coaches & 110+ 5 % v ac,50 hz for sgac coaches for control panel of ac coaches conforming to rdso specification no rdso /pe/spec/ac/ 0060-2004 ,rev-0%u2019%u2019