O and M of 220 Substation

Relay Healthiness Check, Rectification, Reconfiguration, Testing & Commissioning of ABB REC 670 BCU installed in khodri circuit -1 panel ,as the existing BCU Relay is blank display.The scope of includes diagnosis, rectification of faulty relay , restoration of complete BCU functionality ,SAS/SCADA communication validation, relay configuration verification, gateway communication checking, data validation and submission of backup files complete in all respects at 220 kV Control Room Giri Nagar.

Troubleshooting, Rectification, Reconfiguration Testing & Commissioning of 220 kV Bus Bar Protection Scheme including nuisance tripping investigation of khodri circuit -2 due to incorrect bus bar protection relay configuration, The scope includes verification & correction of protection logic , relay setting and configuration in panel, wiring verification, testing, SCADA validation and restoration of completeBus Bar protection scheme in all respects at 220 kV Control room Giri Nagar.

Rectification of GPS Clock time synchronization, correction of GPS Clock settings, synchronization of all numerical protection relays with GPS Clock, verification of relay event/fault record time and confirmation of accurate time synchronization with SAS/SCADA.

Laying, dressing, clamping, double end termination, testing and commissioning of HPSEBL supplied 19 Core Copper Control Cable (220 meter) from OLTC Control Panel to OLTC of 132/33 KV 25/31.5 MVA Power Transformer No. 1 & 2, including supply & Fixing of suitable brass cable glands, copper lugs, ferrules, identification sleeves, cable ties, clamps, nuts, bolts, washers, earthing accessories, all consumables, labour, continuity test, insulation resistance (Megger) test and successful functional testing of OLTC in Remote/Local mode, complete in all respects. (Control Cable shall be supplied by HPSEBL).