Gem Bids For 15 Partial Discharge Monitoring System Couplers -1 Partial Discharge Monitoring System Analyser Instrument -2 Partial Discharge Monitoring System Other Items And Documentation -3 Supervision Of Installation At Site-4 Supervision Of Commissioning At Site-5 Training & Report Generation Of Pd Values At Site-6 Spare Couplers For Partial Discharge Monitoring System-7