tender for annual maintenance contract (including spare) of water purifier with water cooler & uv system installed at various locations of plant and colony premises of sstpp, mppgcl, dongalia. , work part , annual maintenance contract of water purifier with uv system(capacity:- 60 litre & 80 litre) , supply part , compressor , fan motor for water purifier of capacity 60 litre & 80 litre rating: 230v, 1350/1550 rpm , condenser for water purifier of capacity 60 litre & 80 litre , thermostat , carbon black filter (big size) , candle for eureka forbes water purifier , booster pump for water cooler model hf1800 48vdc , membrane for water cooler model:- ro8opss , pcb for water cooler model:- ro80pss , solenoid valve 24vdc , uv lamp -11v , plc sensor for water cooler model:- ro80pss , relay set , gas filling in water cooler