Gem Bids For 01-Partial Discharge Monitoring System Coupler, 02-Partial Discharge Monitoring System Analyser &Common Items, 03-Partial Discharge Monitoringsystem Other Items And Documentation, 04-Supervision Of Installation At Site, 05-Supervisionof Commissioning At Site, 06-Training At Site Tocustomers Engineers, 07-Working Spares No. Ofcouplers 4 No. Common For All 4 Units