bids are invited for transformer oil testing , transformer oil filtration , testg of earth pit resistance , lux level monitoring , testing of relay , testing of insulation mat , ir and pi test of motor , ir and pi test of cable , calibration of pressure switch , calibration of temp gauge , thermography testing , testing of third harmonic la , testing of vcb bottle , tan delta transformer , oti testing and calibration , wti testing and calibration , motor winding resistance testing , electrical safety audit , load testing of battery bank , vlf testing of cables , energy audit , relay- coordination study , arc flash study , sfra testing of transformer , dfra testing of transformer , dcrm testing of ht breaker , calibration of pressure transmitter total quantity : 1581