tender for dismantaling of very old and outdated 110 v 300 ah /220 ah dc battery charger after opening of dc battery input cable, input ac cable from acdb and opening of output dc cable of dcdb. after it opening of foundation bolt and cutting of earthing strip and all other associated work to complete the job satisfactory. , shifting of new 110 v 300 ah/220 ah battery charger from store to control room with the help of hydra/ crane(hydra /crane shall be provided by contractor , erection of 110 v 300 ah/220 ah new battery charger by grouting and earthing at its original and suitable place after it termination of dc input cable from battery bank, input ac cable from acdb and output dc cable to dcdb as per instruction of service engineer(laying of cable with own cost by contractor if required) , shifting of old 110 v 300 ah/220 ah battery charger from control room to je store with the help of hydra/ crane(hydra /crane shall be provided by contractor) and stacking on suitable place in store