REPAIR MAINTENANCE OF APFC PANEL, HT EXTERANL SUPPLY DISTRIBUTION SYSTEM INCLUDING FILTERATION/ REPAIRS OF TRANSFORMER, VCB/RMU AND CONNECTED WORKS ETC AT RANGE HILLS AREA UNDER GE(MH AND RH) KIRKEE

Amount

Dismantling existing old unserviceable rusted/corroded two pole structure of any description and any size including taking down GOD , insulators ,LA , cross arms etc keeping in safe custody for reuse or credit to work and demolation of cement concrete (as/ if required ) and made good disturbed ground surface made good same including earthwork ,demolation of cement concrete etc complete all as directed.

Dismantling existing old unserviceable rusted/corroded Four pole structure of any description and any size including taking down GOD , insulators ,LA , cross arms etc keeping in safe custody for reuse or credit to work and demolation of cement concrete (as/ if required ) and made good disturbed ground surface made good same including earthwork ,demolation of cement concrete etc complete all as directed.

S&F in replacement tubular aluminium alloy bus bar 12 mm thichness of 32 mm outer dia and 20 mm inner dia with colour code epoxy insulation of Red, yellow & blue coupled with Al Clamps 120 mm Length 6 mm thickness mounted on polymer based 11 KV type insulators suitable for HT 11 KV two/four pole structures in horizontal layers duly coupled with strip jumbers, Lightning arrestors etc complete.

S&F in replacement solid aluminium strip of 30 mm x 10 mm with colour code suitable for HT 11 KV two/four pole structures in verticle layers fixed in polyglass/epoxy & cycloaliphatic insulators duly coupled with horizantal bus bars , Lightning arrestors, drop out fuse assembly, Gang operated device etc complete .

S&F for Insulator Pin/ post type polymer based including one galvanishing MS spindle, nuts & washers for 11 KV grade and fixing to the structure complete all as directed

Disconnecting the HV11 kV & LV (0.415kV ) side electrical connections including neutral earth strip of existing step down transformer, drain out the complete oil of transformer and store carefully in clean container. Cleaning of all HV/LV windings terminals, cleaning of conservator tank, cooling fins/tubes, tank, etc. Thuroughly inspecting of core and winding complete, reinsert the core coil assembly into the transformer tank, replacing 5/3 mm thick rubberised corksheet gasket of top cover complete and refilled with filtered transformer oil upto the desired level marked in conservator tank and record the insulation resistance of the winding both HV/LV side between earth and HV/LV winding, reconnecting the HV/LV side electric cables complete of following capacity of stepdown transformer. Note - Transformer oil filtration and top up shall be measured and paid seperately under the relevant item of schedule

Transformer capacity 100KVA to 250 KVA

Transformer capacity 300KVA to 500 KVA

M&L for dehydration of transformer oil with mobile stream line transformer oil filteration plant at site with all accessories connected to transformer and carrying out filterartion of oil to desired dielectric strenght to achieve electric strength of 60 KV for 1 minute at 2.5 mm gap as per relevant IS for transformer installed at various locations out door/in door type, all as directed by the Engineer in Charge Note : Test certificate shall be submitted before and after filteration for dielectric strenght on the proper format. (ii) Transformer oil used for top up will be measured and paid seprately under relevant item.

Supply and topping up new transformer oil low viscosity confirming to IS-335 of 1993 into the conservator tank/body tank of the transformer at various location complete all as directed by the Engineer-in-charge. Note : The transformer oil for topping up shall be with di-electric strength of 60KV

Disconnecting all in coming and outdoor cables removing the transformer from the platform/two pole structure, floor and loading it in the vechicle carefully using the crane and transporting it to the workshop for repairs, and transport back to site , reinstall it, reconnecting all incoming and outgoing cable by properly crimping using lugs of suitable size taping the bushes/busbar, using insulation tape and testing of capacity 200 KVA to 500 KVA all as directed . Note :LT/HT side ceramic busing, brass spindle for HT/LT side , Rewinding , Dehydration of oil shall be measured and paid seprately in respective Items

M & L for rewinding of HT /LT windings of transformer , winding the defective coils with approved quality copper wire as per IS of same gauge and existing size together with new insulation materials, bracings the terminals before placing into the tranformer and assembling the HT / LT coil with new insulation between core and LT coil all as required and fitting the coils in the chamber, testing and commisioning the transformer after providing necessary connections complete all as directed by Engr in charge.

M & L for arrest the leakage of transformer oil From the LT/HT side bushings by replacing oil seals , Gaskets of , top cover , conservator tank and other parts of transformer after drain out the transformer at required level , tigtning the transformer nut bolts, replacing the gasket nuts , bolts , washer and refilling the strored Transformer oil after completion of oil arrest all as specifeid and directed By Engr in charge. Note : (i) Spare required such as nut ,bolts,washer,Gasket etc required to oil arrest shall be deemed to be included in quoted rate. (ii) Topping up of extra transforemer oil required to achieve desired level measured and paid seprately. (iii) HT/LT side complete bushing assemble with brass stud & oil seal shall be measured & paid under relevent item of schedule.

Supply only HT side bushing 11KV complete with oil seal for 100 to 250 KVA

Supply only HT side bushing 11KV complete with oil seal for 300 to 500 KVA

Supply only LT side bushing 415V complete with oil seal for 100 to 250 KVA

Supply only LT side bushing 415V complete with oil seal for 300 to 500 KVA

Replacement of breather assembly complete wuth silica jel in transparent container with metallic top and bottom cup with pipe entry of 15/20 mm dia, including oil bath tub :-

Replacement of existing unserviceable silica gel with new crystal clear silica jel for breather of transformer all as directed.

Supply only brass spindle on LT side as per existing size, shape and specification for capacity range 200 KVA to 500 KVA , complete all as directed by the Engineer-in-charge.

Supply only brass spindle on HT side 11 KV as per existing size, shape and specification for capacity range 200 KVA to 500 KVA , complete all as directed by the Engineer-in-charge.

M & L for overhauling servicing of Tap changer and replacement of unserviceable parts as ordered with new and assembling with old serviceable parts for smooth functioning and operation complete as all specified and directed.

S&F switch air break gang operated HT 11 KV Volt grade out door type, triple pole of capacity 200 amps rating mounted on Polymer based 9 insulator and fitted on steel frame horizontally mechanically operated mechanism from ground level consisting of operating rod of 25 mm bore Heavy grade GI pipe of suitable length worked from ground level and with locking arrangements incl pad locks with key flat iron clamp 50 mm x 6 mm including taking down old unseviceable one complete.

Supplying, installing, fixing, connecting and testing of polymer based Drop-out fuse set (set of 3 nos), mounted on insulators with steel frame 200 Amps capacity, siutable for 11 KV, HT system, out door type, including Expulsion fuse carriers and fuse element Upto 25 Amp, including taking down old unserviceable one complete.

M&L for Lightning arrester high tension expulsion type complete in repair with all fittings transmission class, discharge capacity 30 Kilo amps suitable for 11000 Volts supply including taking down old lightning arresters complete

M & L for errecting in repair steel tubular swaged poles in true vertical position ( or to be fixed in an inclined positon as strut pole) steel tublar swaged poles complete with MS base plate of 6 mm thick of size 450x450 mm finial taper plug , pole cap,bolts ,nuts and washer and screwd pole made out of ERW MS tubing confirming to IS -2713 (part-II) 1980 type 410 SP-55 (11 meters long) pole including drilling of holes of required size an Nos for fixing of cross arms, painting with one coat of red oxide primer and two copat of aluminium paint for exposed surfaces and two coats of black bituminous paint for portion embeded in concrete , etc complete.(For 2 pole Structure) all as specified and directed

M & L in repair for cross arms, bracing, supports, clamps and back plates fabricated from structural steel section including nuts, bolts, washer, welding,bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat and one finishing coat of coat of paint all as specified and directed by Engr in charge

M & L for anti climbing device in repair, spike type fabricated out of MS bars( Round, Square And flat) including nuts bolts washers and welding two halves made to save to suite the cross section of the pole all as specified and directed.

M & L for Danger notice plate in repair of 1.6mm thick mild steel sheet, veterious enamelled white with letter, fighers and conventional skull and boanes with signal red colour and fixed with MS clamps, bolts and nuts for followings size:

For LT of size 20x15cm

For HT of size 25x20cm

M&L cement concrete 1 : 4 :8 type D2 , using 40 mm graded stone aggregate for PCC pole/struts, stay assembly, foundation filling and mass concrete all as directed by EIC.

M&L cement concrete 1 : 3 : 6 type C1, using 20 mm graded stone aggregate as in coping of pole etc all as pecified and directed .

M & L for detect HT 11 KV cable fault t for various size of cable of with technician around the clock on Range hills, Mandaley line, Ashok nagar, BDTC and location under GE MH RH kirkee detect the cable fault and necessary excavation of soil and refilling the soil, joint the faulty cable with new straight through joint kit, after jointing, testing, and charging of HT / LT cable all as specified and directed by Engr-in-Charge. (Note: (i) Cable joint required size measured and paid separately (ii) Each job considered cable fault locator use in one day)

Excavation in trenches n.exc 1.50 m wide and not exc 1.5 m depth and getting out in soft / loose soil complete all as specified and directed by engineer-in-Charge.

Excavation in trenches n.exc 1.50 m wide and not exc 1.5 m depth and getting out in hard / dense soil complete all as specified and directed by engineer-in-Charge.

Excavation in trenches n.exc 1.50 m wide and exc 1.5 m depth and getting out in soft disintegrated soil complete all as specified and directed by engineer-in-Charge.

Returing, filling in including spreading leveling, watering and well ramming in layers not exc 25 cm in soil all as specified and directed.

Removing excavated materials not exc 50m and depositing where directed at a level not exceeding 1.5m above the starting point.

M& L for crushed sand earth for cushioning to under groud cable in trenches including spreading, levelling hand punning and consolidate complete all as specified. Note : Punned down sand only shall be measured and paid.

S&F reinforced precast concrete cable cover, class HV, type-1, flat of size 300mmx180mmx40mm laid in trench as protection to cable all as specified and directed

M & L for road cutting for laying GI pipe for protection of cable upto depth 90 cm incl including making good the disturbed road and redressing the disturb surfaces of road with filling concrete type D-2 PCC in 1:4:8 (40 mm graded aggregate) complete all as specified and directed .(For HT/LT cable)

S & L GI pipe Light grade (ISI marked) in repair laid in trenches/ path /road crossings/ fixed to poles/ceiling/ along walls/ path /drain/floors with and including all necessary clamps, nuts, bolts, washers etc and all fittings as required, complete all as specified and as directed by the Engineer-in-Charge of following sizes :-

100 mm bore

80 mm bore

Taking down burnt bricks / PCC covers of any size and relaying the same after laying of cable all as directed and specified.

Taking down unserviceable damaged HT 11 KV,95 SQMM cable cable of following size from the trench /pole/wall complete all as directed and specified. Note:- Earth work shall be measured and paid seprately under relevent item of schedule.

Relaying only the serviceble HT 11 KV/ 22 KV cable of any size and description obtained from item No 41 above after jointing, etc all as directed.

S & L of HT underground cable XLPE insulated, PVC bedded galvanised steel strip or wire armoured electric power cable heavy duty with sranded aluminium conductor 11000 volts grade and cross section area 95 sqmm 3 core laid in trenches/passing through pipes or fied on poles/wall/floor etc as specified

M & L for cable jointing kit for 11 KV of Size 3 core 95 sqmm (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of following size and voltage grade including taking down old cable joint kit all as specified and directed by Engr-in-charge.

M & L for cable jointing kit for 11 KV (Earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 Sqmm including taking down old cable joint kit all as specified and directed by Engr-in-charge.

M & L for heat shrinkable HT 11 KV (earthed) straight through joint 95 SQMM cable kit suitable for aluminium conductor cable of size all as specified and Directed

M& L for trimming of tree branches with in 2.0 mtr on either side of the electric line/ poles with suitable T & P and depositing the waste as directed .

M&L for cable route indicator made out of Cast iron of dia 100 mm embrosed with HT cable with 25mm x 5 mm GI flat of lenth 1 mtr including painting with two coats of synthetic enamel red colour paint over a coat of primer to exposed surfaces complete all as specified and directed by the Engineer-in-charge.

M& L for Decarbonizing of LT indoor/outdoor Panel/feeder pillar box with the help of CRC cleaning agent any type removing unserviceable MCCBs, burnt busbars, unserviceable indicator lamps, unserviceable Ammeter, unserviceable Volt meter , replacing burnt, damaged bus bar of any size and fixing proper, hanging front and rear openings door , welding of hinges including welding of broken MS sheet using extra sheets replace burnt and overheated thimbles with new existing size thimbles replacing with new MCCB, incluidng dismantling the existing connected cables and re-connecting the same cables including heating up panel for removal of moiture, record its IR value with the help of 1.1 KV megger and replacing 3 mm thick gasket, closing of all holes and charging the same complete all as specified and directed by Engr -in- charge. Note : (i)MCCBs,Bus bars,indicator lamps,Ammeter, Volt meter, will be measured & paid separately as supply only . (ii) The quoted rate deemed to be included in the quoted the rate for powder coated paint, Hindges, Panel lock ,Nut bolts washer, rubber seal , thimbles, lugs and wiring etc all as specified and directed.

Material and labour for Servicing of APFC panel cleaning, tightning of connections, setting programme, testing of CT including caliberation of APFC panel replace unserviceable capacitors, capacitor contactor, breakers, power factor controller after servicing testing panel and achive power factor of 1.000 all as directed and satisfied by Engr-in-Charge. Note: Capacitors, contactor, power factor controller relay will be measered and paid separately under relevent item of Schedule.

Note For item no 49& 50 : (i) Quoted rate includes replacement of damaged panel look as per existing at site required. (ii) Painting of panels with mounting stand (with two coat of paint as specified by Engr in charge ) included in quoted rate . (iii) suitable size of lugs and cable gland for panel deemed included in quoted rate. (iv) Necessary MS sheet,Hinges and welding included in coated rate. (v) Rate includes cleaning of panel by using high speed air blower to remove dust.

Supply only in repair low tension current transformer measuring type having various CT ratio following below insulation level 0.66 kV, rated burden 5VA to 30VA, continous thermal rating 1.2 times rated current with 0.1 accuracy class and tested as per IS 2705(1992) complete

CT ratio 100/5A

CT ratio 60/5A

Supply only power factor controllers 5 steps, 415 volt, AC, 50 HZ power supply and replacing old unserviceable controllers including suitable wiring all as directed and satisfied by Engr-in-Charge.

Supply only aluminium Bus Bar with suitable holes and bus bar insulating cover / sleeve in RYB colour as per Existing size at site as per requirement all as directed by Engineer-in-Charge including removing unserviceable aluminium bus bar .

Supply,only of RYB indicator lamp LED type( set of three lamp) for incoming and outgoing supply by making suitable hole of sizes all as directed by Engineer-in-Charge.

S & F heavy duty capacitor LTCCH type in repair ,cylinderical in shape working on 3 phase supply voltage between 440 to 525 volts , over current withstand capacity 1.8 times of rated current , operating losses 0.35 W/Kvar, peak current withstand capacity 250 times of rated current , maximum ambient temprature 55 degree celcius including necessary disconnection and connection of following capacity of power capacitor :-

Capacitor heavy duty 3 KVAR

Capacitor heavy duty 5 KVAR

Capacitor heavy duty 7.5 KVAR

Capacitor heavy duty 10 KVAR

Capacitor heavy duty 12.5 KVAR

Capacitor heavy duty 15 KVAR

Capacitor heavy duty 20 KVAR

Capacitor heavy duty 25 KVAR

S & F Power Contactors with 2NC +2NO,3pole,415Volts,50Hz AC supply Capacitor duty MO C type of following capacity all as specified and directed.

Capacitor contactor for 3 KVAR Rating 3 phase , 440v, 50HZ

Capacitor contactor for 5 KVAR Rating 3 phase , 440v, 50HZ

Capacitor contactor for 7.5 KVAR Rating 3 phase , 440v, 50HZ

Capacitor contactor for 10 KVAR Rating 3 phase , 440v, 50HZ

Capacitor contactor for 12.5 KVAR Rating 3 phase , 440v, 50HZ

Capacitor contactor for 15 KVAR Rating 3 phase , 440v, 50HZ

Capacitor contactor for 20 KVAR Rating 3 phase , 440v, 50HZ

Capacitor contactor for 25 KVAR Rating 3 phase , 440v, 50HZ

Taking down old unserviceable earthing and M & L for earthing complete with GI earth plate electrode of size 600mm x600mmx 3.15 mm thick burried directly under ground vertically to a depth not less than 2.25meter below ground level with top edge of the plate at a depth not less than 1.5 m below ground level connected to and including GI strip 32 x 6 mm, by means of bolts, nuts, check nuts and washeres made out of GI including protection pipe GI light grade 40 mm size and watering pipe 20 mm dia GI medium grade all as shown on plate No 3 of SSR Part-I, connecting to earthing test point, including necessary earth work in any type of soil, PCC earth chamber made in PCC 1:3:6 type C1 (using 20mm graded aggregate), common salt, charcoal, CI funnel, earth pit cover in RCC 1:2:4 type B1 (using 20mm graded aggregates), with 8mm CTD bars @ 100mm c/c in both ways, including necessary form work complete including necessry test on completion all as specified and as directed.

M & L for Servicing 11 KV HT VCB Panel , of capacity 630A/800A,11KV, 3 ph,50 Hz Panel, comprising the following works. Make-ABB (a) check the auxilliry switch,shunt trip assembly, closing/Trip solenoid,limit swtch and complete control wiring

Over hauling and testing of Secoundary injection of over current and earth fault relay of 11 KV HT VCB panel on each multiple setting , readjustment and calibration the same complete, checking of control wiring including testing on completion all as specified .

Over hauling and testing of primary injection of over current and earth fault relay of 11 KV HT VCB panel on each multiple setting , readjustment and calibration the same complete, checking of control wiring including testing on completion all as specified .

Supply only of the following material for VCBs/RMU Complete all as specified and as directed.

Charging motor, single phase working on 240 volts Ac

Closing/tripping coil operated on 110 /30 volt system

Tripping coil operated on 110 /30 volt system

loading Spring

latch switch assly

Space heater

Thermostat for Space heater

Refilling onsite SF6 Gas, required for 22 KV VCBs/RMUs

M&L for cleaning of MES electric supply installations/campus by surface dressing or trimming of natural ground to remove small unequalities (including removing vegetation/ shrubs/brush wood/under growth) and carrying away the rubbish to a distance of not exc 50 mtr away complete for the various sub stations. incl spray of herbsite

M&L for Spray Painting on panel/ steel surface with one coat of synthetic enamel paint of same colour including preparation of old surfaces complete as existing complete all as specified and directed by Engr in charge .

M&L for transformer Painting with two coat of synthetic enamel paint heat proof of same colour including preparation of old surfaces complete includuing writing the MES no in bold letter, capacity of transformer 100 KVA to 500 KVA complete all as specified and directed by Engr in charge .

M&L for Painting on two pole structure with two coat of aluminum paint over red oxide paint after preparation of old surfaces , complete as existing complete all as specified and directed by Engr in charge .

M&L for Painting on four pole structure with two coat of aluminum paint over red oxide paint after preparation of old surfaces , complete as existing complete all as specified and directed by Engr in charge .

M&L for spray painting to exposed surface of steel tubular pole HT pole 11 Mtr long with two coats of synthetic enamel aluminium paint(as per existing color) over a coat of red oxide primer including preparation of old painted surface by scrapping or complete removal of old paint, filling cavities with filler complete all as directed

M&L for hardcore of gauge n.exc 63 mm ,deposited, spread, and levelled in layers n.exc 15 cm thickness (below or above ground level) ,water and rammed to a true shape with broken stone or boulders existing available on site and making good all as specified and directed by Engr-in-Charge. ( Sub Station Yard)

M & L for Synthetic insulating mat confirming to IS 15652:2006 of size 2mx1m ,3 mm thick for voltage up to 11/22kv all as specified and directed by Engr in charge.

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