bids are invited for transformer oil filtration and testing , transformer oil supply and filling , transformer insulation resistance checking , thermography of panels , relay testing , ht vcb calibration , lt acb calibration , insulation mat testing , calibration of analog ammeters , calibration of analog voltmeters , calibration of multifunction meters , calibration of lux meter , calibration of multimeter , calibration of clamp meter , calibration of earth tester , calibration of vibration meter , calibration of ir thermometer , calibration of insulation continuity tester , earth pit testing , cable fault identification , cable rectification , bentonite compound for earth pits , salt for earth pits , charcoal for earth pits , cable laying and termination total quantity : 7106