bids are invited for job contract for operation preventive and breakdown maintenance - job contract for operation preventive and breakdown maintenance of various electrical and mechanical installations etc annexure a on round the clock basis or as per need basis including sundays and holidays in line with the requirements indicated in the tender document , providing 6 semiskilled this item will be executed on need basis - providing 6 nos semiskilled manpower per day reliever included for carrying out operation of escalator and elevator etc in annexure- a at madurai airport on round the clock basis . this item will be executed on need basis only and it will not be binding on aai to execute this item for the total qty , s o emergency spares shunt coil - supply of emergency spares for u-power omega acb shunt coil 240 v for omega acb etc complete as required, suitable for landt make acb provided at site , s o emergency spares acb-closing coil - supply of emergency spares for u power omega acb closing coil 240 v for omega acb etc. complete as required, suitable for landt make acb provided at site , s o emergency spares acb-flux shift assembly - supply of emergency spares for u power omega acb flux shift assembly fsd etc complete as required, suitable for landt make acb provided at site , s o emergency spares acb-under voltage release - supply of emergency spares for u power omega acb under voltage release 415 v for omega acb etc complete as required suitable for landt make acb provided at site , s o emergency spares breaker sliding auxiliary contact - supply of emergency spares for u power omega acb breaker sliding auxiliary contact sic etc complete as required suitable for landt make acb provided at site total quantity : 30