electrical maintennace of 400kv 132 kv switchyard transformers 33kv and 11kv overhead lines mwph electrical at igstpp jharli , part a: scheduled maintenance , capacity test of 220v battery bank of switchyard , capacity test of 48v battery bank of switchyard , collection and testing of transformer oil sample , dewatering/cleaning of pit/sump ( transformer ) , cleaning of ct , cleaning of bus post insulator , cleaning of la , cleaning of cvt , cleaning of bushing , cleaning of breaker , cleaning of isolator , preventive maintenance of 220 v battery bank of switchyard , preventive maintenance of 48v battery bank of switchyard , preventive maintenance of power transformer , preventive maintenance of outdoor service transformer , preventive maintenance of indoor service transformer , preventive maintenance of marshalling box , preventive maintenance of ht/lt switchgear , 220v dcdb , 48v dcdb switchyard , preventive maintanance of 400 kv /132 kv breaker of switchyard , preventive maintanance of 400 kv /132 kv ct/cvt of switchyard , checking of power transformer , checking of outdoor service transformer , checking of indoor service transformer , shifting of material ( misc ) , testing of transformer , support service for testing of 132 kv bay equipment , support service for testing of 400kv bay equipment , support service for testing of ehv bushing , support service for testing of protection panel , support service for testing of surge arrestor , maintenance of 33 kv line/ 11kv line , capacity test of 400v ups battery bank of muwph , capacity test of 110v battery bank of muwph , capacity test of 24v battery bank of muwph , preventive maintenance of ht/lt switchgear of muwph , preventive maintenance of 400v ups battery bank of muwph , preventive maintenance of 110v battery bank of muwph , preventive maintenance of 24v battery bank of muwph , preventive maintenance of ht/lt motor , preventive maintenance of scada system , checking of plcc system , thermography of 400 kv and 132 kv switchyard and transformer yard area , checking of 400 kv bay equipment , checking of 132 kv bay equipment , part b : unscheduled maintenance , assistance in aligning of 132kv isolator , assistance in aligning of 400kv isolator , rectification of 132 kv isolator hotspot , rectification of 400 kv isolator hotspot , replacement of ct , replacement of surge arrestor , replacement of cvt , attending of 132kv ct oil leakages , attending of 400 kv ct oil leakages , assistance in 400kv/132kv breaker gas filling , replacement 400kv/132kv of switchyard dropper , replacement of pump/fan of power transformer , oil filtration of power transformer , oil filtration of outdoor service transformer , miscellaneous work of 33 kv line circuit 1 and 2 , painting and letter writing , depositing of oil test samples , hiring of tractor , hiring of hydra , misc work of ehv , outdoor service transformers and switchyard area , replacement of silica gel , bus-duct connections , assistance in attending of defects 33kv isolator , meggering of 11kv or 33 kv lines , attending breakdown maintenance of ht/lt switchgear , part c : deployment of manpower , deployment of ( 01 ) one electrician/linemen and 1 helper in each shift duty on monthly basis