Tender For supply of refrigerated air dryer of 750 cfm capacity similar to model no: s750r of m/s m/s spin aqm technologies (india) pvt ltd or krd -750 of m/s kirloskar make or equivalent. specification: 1) type of the airdryer: refrigeration type. 2) capacity : 750cfm. 3) operating pressure: 7to12 bar g 4) design pressure: 16 bar g 5) max. air inlet temperature : +45 degree c 6) max. ambient temperature: +40 degree c 7) condenser: air cooled. 8)refrigeration compressor: standard. 9) type of the refrigeration compressor:hermetically sealed /reciprocating. 10)refrigerant gas: r134a. 11) heat exchanger: radial finned dry pot type. 12) air dryer controller : sub zero or color code indicator. 13) out let air quantity: iso 8573-1, table-3, class-4. 14) out let pressure dew point (pdp): +3 degree c. 15) outlet atmospheric dew point (adp):-20 degree c. [ warranty period: 30 months after the date of delivery ]
Tender For corrigendum : annual maintenance contract for maintenance services of central air conditioning plant skims soura (repairs, overhauling of accel make reciprocating compressor (smc-8- 100), 02 no. )
Tender For supply of main compressor for memu motor coaches reciprocating type air cooled two stage threecylinder horizontal type 110 v dc motor as per rdso specification no. 70-b-m-41. [ warranty period: 30 months after the date of delivery ]
Tender For tender for supply of amc for split type air conditioner and water cooler at narwapahar mine : : - annual maintenance for split type 1.5 ton air conditioner (total no of a.c units -104nos incl 1 no inverter ac hence total no of a.c units for two years -208 nos ) , annual maintenance for water cooler storage type 150lph(total no of water cooler units - 07nos , hence total no of water cooler units for two years - 14 nos ) , annual maintenance for water cooler storage type 40ltrs/hr(total no of water cooler units - 08nos hence total no of water cooler units for two years - 16 nos ) , supply of new compressor of reputed make carrier / emerson / godrej / lg/ kirloskar/cope land /tecumsch for 1.5ton split type and window type air conditioner with accessories and its installation in place of defective one in the a.c unit including gas charging nitrogen flashing washing etc as required (reciprocating type) , supply of new compressor of reputed make carrier / emerson / godrej / lg/ kirloskar/cope land /tecumsch for 1.5ton split type and window type air conditioner with accessories and its installation in place of defective one in the a.c unit including gas charging nitrogen flashing washing etc as required , rotary type , supply of new compressor of reputed make for water cooler of capacity from 40 ltrs to 150ltrs with accessories and its installation in place of defective one in the cooler including gas charging nitrogen flashing washing etc as required , supply and replacement of microprocessor unit in 1.5 ton split type and window type a.c , supply & installation of brass valve used in split type and window type ac (5/8inch) , supply & installation of brass valve used in split type and window type ac (1/2inch) , supply & installation of brass valve used in split type and window type ac (1/4inch) , supply of refrigerant in own certified cyclinder & charging in a.c units (feron / mefron - 22) , supply and installation of outdoor unit (without compressor) make voltas / lg / cruiser / camipro for 1.5 ton split a.c including dismantling etc as required , supply and installation of indoor unit complete with remote controller make- cruiser/voltas/l.g /camipro for 1.5 ton split type a.c of reputed make , supply and replacement of remote controller make- voltas /lg/samsung/ajure/cruise/carrier/bluestar / equivalent of 1.5 ton split type & window type a.c , supply and installation of blower fan motor , make- hitachi / marathon / ge /baba/frag master of same rating as mentioned on faulty one for window type a.c units , supply and installation of condenser / evaporator unit for 1.5ton window type a.c units , supply and installation of runner for 1.5ton window type a.c unit , supply and installation of condenser motor fan for window a.c units , supply and installation of capillary tube for window a.c units