bids are invited for mechanical installations at vadodara airport annual preventive maintenance repair and operations , provision of additional man hour , inspection servicing and testing of vcb , inspection servicing and testing of relay , inspection servicing and testing of acb , dehydration and filtration of transformer oil , supply and topping of transformer oil , rewinding of motors for fans and pumps , painting of lighting poles , spray painting of electrical installations , letter writing on electrical installations , repairing of existing earthing chamber , supply of earth pit cover , repair and maintenance of apron flood light high mast tower , supply of spares for repairing of high mast , supply of 3 phase 25kvar capacitor , calibration of instruments , supply of accessories for ht or lt distribution panels , supply of digital multifunction meter , supply of digital ammeter , supply of digital voltmeter , dsr work , providing first aid training , miniature circuit breaker distribution boards - is 13032 total quantity : 12745