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Tender For establishment of grid connected solar pv power generation system by (renewable energyservice company) resco model at karaikudi of sivagangai dcmpu
Tender For bid to ras bid to ras repair, maintenance, and installation of plant/ systems/equipments (version 2) - defence area; repair/maintenance old unserviceable critical equipment chemical earthing; service provider.-1) m & l for replacement of old defective earthing by providing new chemical earthing comprising copper earth plate electrode 900 x 600 x 5 mm thick burried directly in ground, earth pit not less than 5.10 metres below normal ground level and complete size of pit shall be 1.60 m x 1.60 m x 5.10 metres, with top edge of the plate not less than 3.75 metres below normal ground level, earth plate surrounded from all sides by 20 cm thick.salt, chareeal dust, magnisium sulphate and enhancing back fill compound (powder) suitable to increase the earth resistant value filling in alternate layers of 20 cm thick up to 1.8 metres height and including connected to copper strip 32 x 6 mm (upto 7.5 metres) by means of brazing / coppers nut-bolts, earth strip protected with 65 mm bore light grade pipe from electrode and upto test point, 15 mm bore watering pipe light grade gi funnel, wire mesh, including excavation, removal surplush soil to a distance not exc. 50 m, pcc pit in pcc (1:3:6) type c-1, using 20 mm graded stone aggregate, rcc cover 40 mm thick in rcc (1:2:4) type b1, using 20 mm graded stone aggregate reinforced with 8 mm dia mild steel deformed bars @ 75 mm centre to centre both ways complete all as specified and directed, 2) s&f test point termination block made of gun meetal or phosphorus bronze size 75 x 75 x 25 mm drilled and screwed including 3 nos. 8 mm dia 25 mm long hex head screw complete all as specified and directed, 3) earth continuity conductor or main earthing lead fixed to wall on battern or recess of chases or burried in ground or drawn in conduit/pipe of size 20 x 3 mm copper strip complete all as specified and directed, 4) s & f high density polyethylene pipes (hdpe)of dia 40mm as earthing contunuity protection laid in trenches/wall/floor complete all as specified and directed.
Tender For motor rewinding - electric motor rewinding insulation class- b0.5 hp, 720, 960, 1440, 2900 rpm stator, 0.75 hp, 720, 960, 1440, 2900 rpm stator, 1.00 hp 720, 960, 1440,2900 rpm stator, 2.00 hp 720, 960, 1440,2900 rpm stator, 3.00 hp 720, 960, 1440,2900 rpm stator, 5.00 hp 720, 960, 1440,2900 rpm stator, 7.5 hp 720, 960, 1440,2900 rpm stator, 10 hp 720, 960, 1440,2900 rpm stator, 11.5 hp 720, 960, 1440, 2900 rpm stator, 12.5 hp 720, 960, 1440, 2900 rpm stator, 15.00 hp 720, 960, 1440, 2900 rpm stator, 20 hp to 120 hp, 720, 960, 1440, 2900 rpm stator, rotor, rewinding of crane duty motor 15 hp, 960 rpm, insulation class- h rotor, stator, 25 hp, 960 rpm, insulation class- h rotor, stator, slipring motor75 hp, 1440 rpm, squral cage rotor of alluminium binding converted into copper strip binding and dynamic balancing with certificate., 120 hp to 250 hp, 960,1440 rpm strip binding rotor, stator, 250 hp, 585 rpm, strip binding rotor, stator, 265 hp, 960 rpm, strip binding rotor, stator, 400 hp, 720 rpm, strip binding rotor, stator, rewinding of cane unloader motor s-5 duty 415 volt15 hp, 965 rpm , 900 starts/stop per hour rotor, stator, 25 hp, 965 rpm , 900 starts/stop per hour rotor, stator, three speed motor insulation class - fcentrifugal motor 110 kw ac 1st speed upto 200 rpm, 2nd & 3rd speed upto 450 rpm & 960 rpm, dc-motor d-412 kcp centrifugal machine 167 kv, 1250 rpm rotor, stator, repair of core assembly for 3 speed motor of centrifugal machine, buffing & policing of rotor commutator of dc motor for d-412 centrifugal machine, welding machine spares rewinding primary coil, secondary coil, choke coil, d.c.welding machine rectifier 230/24 volt, 600 amp., rewinding and repairing of electronic welding machine 3 phase 400 amp., d.g.set spares rewinding166 kva alternator of dg set 1500 rpm, 50hz, pole of rotor 4 nos. complete rewinding h class enamelled copper strip with material and labour and dynamic balancing with test certificate rotor, stator, 320 kva alternator of dg set 1500 rpm rotor, stator, 166 kva alternator set excitation system (booster), 320 kva alternator excitor rotor, 320 kva alternator excitor filed coil, rewinding and repair of submersible pump motor 15 hp, 25 hp, complete rewinding of 1875 kva excitor rotor (jyoti make) of 1500 kw alternator with satisfactory testing & trial on load., other rewinding workbreak thruster mootor, cooler fan single speed / three speed, exhaust fan single phase / three speed, rewinding of celling fan, brass holder for turbine excitor, copper carbon brush for turbine excitor, repairing of d.c. excitor (jyoti make) 15 kw with packing & cutting of commutator & re-soldering of lug etc. complete, charges for supply of diode fixing plate alluminium for 1875 kva turbine alternator, supply & fixing of variable set complete(i) 4 amp. 270 volt, ii) 8 amp. 270 volt., earthing electrode size 75 mm x 3000 mm with chemical bags and fitting at mill site., dismantling of thruster of cane unloader replacement, repair of aluminium housing assembling and testing at 20 kg. load complete in all break system, chief engineer