Tender For maintenance free dehydrating breather for 125 mvar shunt reactor as per item 1 of annexure , maintenance free dehydrating breather for 315 generator transformer as per item 2 of annexure
Tender For supply of overhauling & maintenance of cp transformer rectifier units , ac amp. meter, for detailed description refer price breakup sheet , ac volt meter, for detailed description refer price breakup sheet , dc volt meter, for detailed description refer price breakup sheet, dc amp. meter, for detailed description refer price breakup sheet, voltmeter ( psp meter ), for detailed description refer price breakup sheet, main rectifier diodes, iav 150 amp, piv - 1200 v , type- 150 lf 120 , "lightning arrestor( la) both input and output side, rms voltage rating - 500v ,rms current rating - 1.5 ka, type- lt 0.5 oe eqv", thyrister module (scrm) consisting two antiparrallel thyrister, for detailed description refer price breakup sheet, auxiliary transformer for control circuit power supply, for detailed description refer price breakup sheet, filter capacitor bank in dc output , 2500 micro farad , 150v x 6 electrolytic capacitors, relay for providing remote contacts for mcb tripped & ac supply fail faults , coil - 240 v ac coil resistance 10 k contacts 2no+2nc , 8 pin plug in type, relay for providing remote contacts for oil tank or instrument , chamber high temp. fault. coil - 240 v ac coil resistance 10 k contacts 3no+3nc , 11 pin plug in type, thermostate with adjustable temp. setting with nc contacts ( 30 to 110 setting ), indicator lamp , housed in 22.5 mm dia, 240 v, led type red colour, auto or manual mode selector rotary type, 4 pole , 2 way ,63 amps, 240 v, ac type srpm 5417b or pa 17463b, coarse manual output control switch , rotary type, 1 pole , 6 way ,63 amps, 240 v, ac type pa7163f, fine manual output control switch rotary type, 1 pole , 4 way ,63 amps, 240 v, ac type srpm 615dor pa 5163 d, coarse current limit settor switch cam type, 2 pole ,6 way ,6 amps, 240 v, type s6-61072, fine current limit settor switch, cam type, 2 pole ,6 way ,6 amps, 240 v, type s6-61072, reference electrode selector switch, cam type 2 pole ,4 way ,6 amps, 230 v, type s6-61070, local or remote control mode selector switch,toggle type 2 pole , 2 way ,6 amps, 240 v, , on or off toggle switches in various lamp and meter circuits. 1/2 pole , 2 way ,6 amps, 240 v, , current transformer for ammeter a1 ratio - 50/1, burden - 5 va ,class - 1, contactor 32 amp.bch make 3p +(1p no) with add on 240 v ac coil , breather ( 19.45 mm dia), output voltage setter potentiometer in local auto mode 2.5 k ohm 3 watt ww, output current setter potentiometer in local auto mode 1 k ohm 3 watt ww, oil temp. indicator range ( 0 to 150 o c ), 4-20ma converter module for dc output voltage signal input - 0-75v dc , output - 4 to 20 m a , max load - 600 ohm , accuracy - +-0.5 %, aux supply - 240 v, ac type-520 t, base or channel mounting type , 4-20ma converter module for dc output current signal input - 0-75a (75 mv) dc , output - 4 to 20 m a , max load - 600 ohm , accuracy - +-0.5 %, aux supply - 240 v, ac type-520 t, base or channel mounting type , "auto transformer with coarse and fine tappings for manual control dc of output, input -265 v , coarse taps- 7 nos. fine taps- 04 nos. capacity - 8000 va, insulation - class -a (oil cooled ) ", "main transformer with shield double wound primary- 240 +/- 10 %, secondary- (0-110 v), capacity - 10,000 va, insulation - class -a (oil cooled )", filter choke in dc output , 7.5 mh at 100 amp., control box for card fixing ceco-108 & ceco 105 d1 (and extra card connector having 40 slots), current or voltage control firing card control card , type- ceco- 105d1 , "remote control interface card control card ,type- ceco -108 ", "current limit setter card control card , type- ceco -35a- 2.5 v , 75a/75mv -33.33", "voltage current sensor card control card , type -ceco -19c ", pulse driver card ceco - 118 c, surge suppressor r-c network across scrs 75 ohm, for detailed description refer price breakup sheet, "fuse fail indicator module for diodes and output fuses six channel type with led indicators and 1 common no+nc contacts ,sensing
Tender For online oil filtration and replacement of unserviceable silica gel with breather of different types of transformer installed at different places under kathara colliery (transformer report enclosed).
Tender For replacement of unserviceable silica gel with breather for protect from moisture of different transformer installed at different locations of gvp phase-ii ocp
Tender For corrigendum : supply of electrical safety material e e -mattes for lt panel , mattes for 11 kv ht panel , mattes for 33 kv ht panel , electrical safety hooks with stick , electrical shock instruction board , danger notice board , foam sealant , electrical safety gloves, 33 kv class 4 33kv rated is , first aid kit , electrical discharge rod, 33 kv , transformer breather, 2500 kva , transformer breather, 600 kva , d. o. barrels , d. o. fuse, 25a 33kv element , d. o. operating rod
Tender For supply of set of silica gel breather for abb trans [set of silica gel breather for abb transformer (1) air drier for bushing box type em 2 mb-1.0kgorange ss cover (2) air drier for oil expansion tank type 1 em 003 ma 002-2kg orange ss cover make:any.]
Tender For corrigendum : complete changing of cork sheet and joint sealing, replacement of stud insulator of ht and lt side and safety devices such as winding and oil temp meter, buccholz relay and breather assy. of power transformer make m n b switch gears pvt. ltd., 1500kv
Tender For corrigendum : supply of various consumables & miscellaneous items at wtp, workshop & fire - store code: 4802000003 portable single phase welding machine. (light weight 10 kg), store code: 4802000004 portable three phase welding machine. (light weight 15 kg), store code: 4805000012 two stage two gauge oxygen gas pressure regulator - model no : dura 0-10 - esab make, store code: 4805000013 two stage two gauge acetylene gas pressure regulator model : dura a-1.5 - esab make, store code: 4805010301 gas cutting torch cutogen esab make, store code: 4805020016 cutting nozzle size 3/64", store code: 4850120008 black glass for welding size 82.5x107.95x3 mm, store code: 4850140006 welding helmet, store code: 4850010008 welding electrode holder fully insulated 600 amp. current (hc 600) , make-esab., store code: 4921010235 portable cut-off saw/ machine size 355 mm, hitachi, japan make model no. hu-14/kpt make model no. kc355., store code: 4937020009 kpt make 100mm angle grinder model no.p 34-01, 220/240 volts, current 2.9amp, ac 600w, 1200rpm, weight 1.9kg approx, store code: 4956200002 mpact drill machine gsb-13 re of make bosch, store code: 4956110008 and drill machine., store code: 4958000019 rcc drill bit of 12 mm dia isi make., store code: 4921100032 ag-4 cutting wheel make:bosch, store code: 4937050003 grinding disc (wheel) size 100x4x16 mm, mos 13750 high cut (a.36) ., store code: 5801060006 carborundum universal make cutting wheel of size-350x25.4x3 mm (a-24-r5-bfw), store code: 4937050113 buffing wheel , size: 100 x 16 x 5/6 mm, store code: 5812050216 smoke grey paint, store code: 5812100001 bitiminus black paint, store code: 5813030001 apcolite synthetic enemel cascade green paint, store code: 5813030108 synth enamel white paint, store code: 5812010001 becktol red paint, store code: 5815020004 thinner 101 (asian make) thinner material, store code: 5810110101 red oxide, store code: 5801200007 painting brush size 25 mm, store code: 5801200008 painting brush size 50 mm, store code: 5801200009 painting brush size 75 mm, store code: 5801200022 painting brush,size:4"(100 mm)., store code: 4850350007 nylon wire brush size:- 6mm, store code: 4850350008 nylon wire brush size:- 8mm, store code: 4850350009 nylon wire brush size:- 10mm, store code: 4850350010 nylon wire brush size:- 12mm, store code: 4850350012 nylon wire brush size:- 16mm, store code: 4971040001 tin cutter with spring size 10" confirming to is 6087 -1971, store code: 5620240134 pen oil, heavy duty rust penetrator, packing : 500ml. code: 6030 of stanvac having following properties. non acidic, non corrosive formulation, ozon friendly, make: stanvac/crc/oks., store code: 5610030046 rust remover wd 40, 400 ml / bottle, store code: 3440080003 pvc hand gloves acid/alkali proof size 16" (yelow colour), store code: 3440080065 nitrile coated hand gloves for handling of sharp object & scrap material, store code: 3440000019 3 piece pvc suit for protection against chemicals containg pant,coat and face piece with visor, store code: 3440140001 pvc apron without sleeve 24"x48", store code: 3440060002 gum boot size- 8, store code: 3440060003 gum boot size- 9, store code: 3440060004 gum bootsize- 10, store code: 5920200018 glycerine, store code: 5150950008 rubber spider (star bush) for love joy coupling l-190, store code: 6697070067 silica gel breather for transformer- capacity 15 kg., store code: 4515010089 rubber sheet-2000x1000x3 mm shore hardnesss-50 to 60, store code: 4515010090 rubber sheet 2000x1000x5 mm shore hardnesss-50 to 60, store code: 4515118181 non metallic gasket sheet thickness 1 mm suitable for oil application