REPAIR MAINTENANCE HT DISTRIBUTION SYSTEM POWER AND DISTRIBUTION TRANSFORMERS VCBs RMUs AND CONNECTED WORKS UNDER GE MIS MHOW

Amount

Excavating in trenches, in any type of soil not exceeding 1.5m wide and not exceeding 1.5m in depth for foundation, etc or not exceeding 10 Sqm on plan and not exceeding 1.5m in depth for shafts, cesspits, manholes, pier holes, etc and getting out in any type of soil complete.

Returning, filling in excavated approved soil, including spreading, leveling, watering and well ramming in layers not exceeding 25 cm thick complete.

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

Material and labour for approved river sand cushioning for under ground cable in trenches 8 cm before laying and 15 cm after laying of cable and punned thickness of sand shall be measured and paid for 18 cm only after punned/consolidated thickness complete all as specified and directed.

M&L for laying un-reinforced precast concrete cable cover, class HV type 1, flat size 300mm x 180mm x 40mm for protection of 11000 volts grade, XLPE insulated UG cable in trenches all as specified and directed.

Supply and fixing GI pipe light grade 100 mm dia, ISI marked for protection of cables complete all as specified and directed. (Make : Jindal, TATA, swastik).

Supply and fixing GI pipe light grade 80 mm dia, ISI marked for protection of cables complete all as specified and directed. (Make : Jindal, TATA, swastik).

Taking out old unserviceable HT cable of size 95 Sqmm to 120 Sqmm 3 core complete all as specified and directed. (Make : Jindal, TATA, swastik).

Supply, laying in trenches/through pipes under road, floor/ on wall/on pole or any other indicated place & testing cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cables (heavy duty)with stranded aluminum conductor, suitable for 11 KV (E) system of size 3 core 95 sq mm complete all as specified. Note : (a) Excavation shall be measured and paid seperately under respective items of Sch 'A' (b) All redq lugs of suitable sizes according to laying of cable is deemed to be included in the rate coated.

Ditto All as per item No 09 above but 120 sq mm, 3 core.

Supply, laying in trenches/through pipes under road, floor/ on wall/on pole or any other indicated place & testing cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armored,Copper control cable ,of size 4 sq mm , 8 core complete all as specified. Note : (a) Excavation shall be measured and paid seperately under respective items of Sch 'A' (b) All redq lugs/connector and ferrul of suitable sizes/number coding according to laying of control cable is deemed to be included in the rate coated.

Ditto All as per item No 11 above but 4 sq mm, 6 core.

Painting of transformer of capacity up to 300 KVA, 11/.433 KV with two coats synthetic enamelled spray painting after preparation of transformer surface complete all as specified and directed.

Ditto All as per item 13 above but capacity 315 to 750 KVA 11/0.433 V

M&L for painting HT PCC poles with acrylic paint after apply two coat of cement primer and making the surface smooth including painting of cross arms, clamps, etc with two coat of aluminium paint and providing alternative band of 30 cm width (3 black and 2 yellow) from bottom of pole to 1.5 m height, writing of pole numbers in yellow circle 15 cm with black paint on poles complete all as specified and directed.

Ditto All as per item 15 above but HT steel tubular 2 Pole structure complete.

Ditto All as per item 15 above but HT steel tubular 4 Pole structure complete.

Ditto All as per item 15 but HT steel tubular 8 Pole structure of 33 KV Grid including all channel & angle section complete

M&L for painting of 11 Rm steel pole with cross arms, clamps of any length and shape for HT over head line with two coat of aluminium paint including preparation of the existing surface including marking pole numbers in a 20 cm dia yellow circle and marking three black & two yellow bands width 30 cm by fluorescent paint, from bottom of pole to 1.5m height complete all as specified and directed.

M&L for cable jointing kit for 11 KV (earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE aromoured aluminium conductor cable of size 120 sq mm to 185 sq mm. (Make : M-seal/Birla 3M/Denson)

Ditto All as per item 20 above but for 240 sqmm to 300 sqmm

Ditto All as per item 20 above but for 95 sqmm, 3 core.

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 aromoured aluminium conductor cable of size 120 sq mm to 185 sq mm. Make : M-seal/Birla 3M/Denson

Ditto All as per item 23 but for 95 sqmm, 3 core.

M&L for cable jointing kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cabe of size 120 to 185 sq mm. (Make M-seal/Birla 3M)

Ditto All as per item 25 but for 50 to 95 sq mm, 3 core.

Supply and fix in replace of vice type PG clamp consisting of two aluminium plates, and two steel bolts and nuts for 2 conductors of equal or unequal sizes, upto 13mm dia for non-tension connetions including treatment of connector and ACSR conductor with conducting jelly.

S&F in repair blown out DO fuse, suitable for 33/11 KV grade cable of any capacity from 5 to 50 Amps. Note: Unit of Each Pocket consisting of 20 pieces of DO fuse.

Tracing out fault in 11KV underground cable any size with the help of fault tracing machine and rectifying the same with joints as specified and directed to restore the supply complete all as specified. Note: (i). Joint kit shall be measured and paid separately. (ii) Earth work shall be measured and paid separately. However, width of trenches shall be allowed for payment as per authorized width given in SSR for each size of cable. (iii) All other necessary arrangements suitable for locating the faults deemed to be included in the unit rate quoted. (iv) T&P required for the entire job shall be provided by the contractor at his own end and nothing extra shall be admissible on this account. (v) Cable required, if any shall be measured and paid for separately.

Supply and filling in Replacement of transformer oil by sealed drum transformer oil EHV grade as per IS 335 of 1993 Part II filling/top up of transformer of capacity 200 KVA to 750 KVA complete all as specified and directed . Make':- Savita or equivalent

Material and labour for dehydration of EHV grade transformer oil by drain out old moistured oil from the transformer and necessary tools, vessels, funnels etc including necessary heating in dehydrating machine to achieve and testing the specified BDV strength complete all as directed. Note : (i) The cost for arrangement of stand by DG Set trolly mounted & oil heating machine and testing to the satisfaction of Engr in Charge shall be included in the rate quoted by the contractor. (ii) The oil required for replacement will be measured and paid seperately under respective item of this schedule.

Material and labour for spreading and leveling evenly (any thickness) 40 mm graded stone aggregated complete all as specified and directed.

M&L for painting of expanded metal shutter fencing of sub stations with two coat of aluminium paint including preparation of the existing surface complete all as specified and directed.

Supply & repalcement of silica jel crystal complete.

Supply and fixing in repalcement of heavy duty breather assembly of capacity 0.5 kg with silica gel cristal complete.

M&L in repair of Lightning arresters expulsion type complete with all fittings, transmission class, discharge capacity 65 Kilo amps suitable for 11000 volts grade system complete all as specified and directed. Make : Pactil/Elpro/Jaipuria

Ditto All as per item No 36 above but for 33000 volts grade system.

Cutting & trimming tree branches along HT/LT over head lines after arranging shut down and by taking all precautions while working on lines, clearing of area, cleaning around sub stations, etc by employing sufficient labourers, T&P and safety measures required for the purpose complete for One span of length not exceeding 60M and type all as directed by Engineer-in-Charge. (Note :-The unit rate will include disposing off debris to nearest waste disposing point of concerned area.)

S & F in repair of cable path indicator made of MS sheet 3 mm thick of size 200 x 150 mm spot welded with angle iron of 40x40x5 mm thick 750mm long embedded in PCC 1:2:4 incl painting with two coat of synthetic enamel black paint over one coat of red oxide primer and sign writting with white paint showing grade of cable HT/LT complete all as directed

S & F in replacement Draw out type Potential transformer 3 phase, 11 KV/110 Volt accuracy class 0.5 STAR/STAR Connection operated at 50 Hz with lightening impulse voltage 75 KV, Insulation voltage 28 KV & heighest system voltage 12 KV. Make:- Andrew Yule & Co. Ltd. or equivalent

Inspecting, servicing, testing and calibration of 33 KV,outdoor VCB Breaker with control relay Panel as recommended by OEM by deploying expert inspector cum engineer and helper of authorised associates of reputated Company. All UNSV spares required to be replaced will be measured and paid seperately under relevant items here in after. (Note:- The calibration shall be carried out by qualified engineers and test report of the same will be submitted for each eqpt.

Inspecting, servicing, testing and calibration of 33 KV,indoor VCB Breaker with control relay Panel as recommended by OEM by deploying expert inspector cum engineer and helper of authorised associates of reputated Company. All UNSV spares required to be replaced will be measured and paid seperately under relevant items here in after. (Note:- The calibration shall be carried out by qualified engineers and test report of the same will be submitted for each eqpt. The cost of the same shall be measured and paid separately under resp items.)

Supply & fix of following spares for servicing/repairing of 33 KV Circuit breaker of any make any type:-

ON/OFF indicator link

Motor Cut off Switch

Motor for spring charging

Auxiliary contactor

Auxiliary switch arrangement with Bell crank assy & operating link

Trip coil

Release coil

Inspecting, servicing, testing and calibration of 11 KV VCB Breaker with control relay Panel as recommended by OEM by deploying expert inspector cum engineer and helper of authorised associates of reputated Company. All UNSV spares required to be replaced will be measured and paid seperately under relevant items here in after. (Note:- The calibration shall be carried out by qualified engineers and test report of the same will be submitted for each eqpt. The cost of the same shall be measured and paid separately under resp items.)

Supply & fix of the following spares suitable for 400 to 800 Amps, 250 MVA to 450 MVA HT Switch gear (VCBs) and 11 KV HT panel repair work under item above:-

Master trip relay for 11 KV VCB

Motor cut off switch as per existing model

Space heater as per existing model

Spring charging motor 220V AC/DC supply

Limit switch push rod type 1NO + 1NC

110V DC Tripping Coil

LED ON/OFF Indication Lamp

110V DC Closing Coil

M&L for repairing/overhauling of air break switch and DO fuse unit upto 400 amps capacity, 11 KV triple pole, mechanically operated mounted on insulators and steel frame installed vertically / horizontally , replacement of broken/worn-out components, oiling and greasing of mechanical moving parts, smoothing and polishing of electric contacts and applying conducting jelly to contacts incl testing after repair complete all as directed. ( Note:- Worn out component/ insulators will be measured and paid separately under resp items)

Supply & fix of following components of air break gang operated switch :-

Female contact or fixed contact heavy duty and high conductive metal complete capacity upto 400 Amp, 11 KV. (Make : Rastriya/Jaipuria)

Male contact or Moving contact heavy duty and high conductive metal complete capacity upto 400Amp, 11 KV. Make : Rastriya/Jaipuria

Tinned copper flexible jumper upto 400A. Make : Rastriya/Jaipuria

Fixed top and bottom contact assy, 11 KV, 400 Amp for DO fuse unit.

M&L for repairing/overhauling of air break switch and DO fuse unit upto 400 amps capacity, 33 KV triple pole, mechanically operated mounted on insulators and steel frame installed vertically / horizontally , replacement of broken/worn-out components, oiling and greasing of mechanical moving parts, smoothing and polishing of electric contacts and applying conducting jelly to contacts incl testing after repair complete all as directed. ( Note:- Worn out component/ insulators will be measured and paid separately under resp items)

Supply & fix of following components of air break gang operated switch :-

Female contact or fixed contact heavy duty and high conductive metal complete capacity upto 400 Amp, 33 KV. Make : Rastriya/Jaipuria

Male contact or Moving contact heavy duty and high conductive metal complete capacity upto 400Amp, 33 KV. Make : Rastriya/Jaipuria

Tinned copper flexible jumper upto 400A. Make : Rastriya/Jaipuria

Fixed top an bottom contact assy, 33 KV, 400 Amp for DO fuse unit.

M&L in repairs for AB Switch triple pole, mechanically operated, mounted on insulator and steel frame, with operating mechanism worked from ground level, for current rating upto 200 amps suitable for 11000 volts complete all as specified and directed. (Make Jaipuria, Rashtriya, Pactil, Souther insulators).

Disconnecting of HT connections and DC connections from existing bus bar and including servicing of complete parts of RMUs of any make/any type, cleaning with carbo tetra chloride lubrication of mechanical parts, adjustment and calibration of complete relays etc, checking complete parts, including replacement of control wiring with single core copper conductor cable of existing size as required at site of RMUs of any type any make for satisfactory running and replacement of defective parts with new one to make it fully fucntional, including one coat of H class insulation paint on bus bar spouts and other connected parts, including reassembling the same and reconnecting all HT & AC/DC connections complete in functional order including testing on existing load complete all as specified and directed. Note:- (i) The quoted rate of the contractor includes for fixing the serviceable parts in position and replacement of unserviceable parts with new parts . (ii) The new parts shall be measured and paid separately under appropriate item as supply only mentioned here in after. (iii) Small parts such as gas filling, nut, bolts, screws & washers required at site are deemed to be included in the quoted rate by the contractor. (iv) The completem work (repairing, servicing & calibrating) shall be carried out by the authorised OEM of the approved agency i.e. Crompton/ABB and certificate to this effect shall be provided by the contractor of the authorised OEM.

Supply & fix self power protection relay SDR 14JS of RMU as per existing make complete.

Supply & fix cable terminal boot of RMU as per existing make complete.

Supply & fix Resin cast main mechanism of RMU as per existing make complete.

M&L for pin type insulator porcelain, votreous, white, brown or green insulator including one galvnised mild steel spindle, two galvanised iron washers and one galvanised iron nut, 150 mm height, 150 mm dia for working pressure 11000 volts grade complete all as specified and directed. Make Jaipuria, Rashtriya, Pactil, Souther insulators.

Ditto All as per item 54 above but for working pressure 33000 volts grade.

M&L for disc type insulator, porcelain, vitreous 145 mm high and 255 mm dia ball and socket type white,brown or green single disc assy for tension with tension clamps for conductors,working pressure 11000volts complete all as specified and directed. (Make Jaipuria, Rashtriya, Pactil, Souther insulators).

Ditto All as per item 56 above but for working pressure 33000 volts grade, 45 Kn.

Supply and fix post insulator, 11 KV grade complete. (Make: Rashtriya/ Jaishree/ Jaipuria)

All as per Item No.58 above but for working pressure 33000 volts grade. (Make: Rashtriya/ Jaishree/ Jaipuria)

M&L for Loop type insulator, vitreous porcelain, white, brown or green Large size, with overall dimensions 90mmx140mm, clearance of hole 25.5mm. (Make: Rashtriya/ Jaishree/ Jaipuria)

M&L in replacement for galvanised stay stranded wire 7/4 mm size complete all as specified and directed.

Material and labour for mild steel galvanised stay assembly set complete comprising of 14mm dia 400mm long stay bow, 20mm dia 1800 mm long stay rod , 300mm x 300mm x 6mm stay plate, thimble, all as shown in electrical plate No.1 of MES Schedule part-I 2009 complete all as specified and directed.

M&L for compression/ crimping type sleeve joints for jointing conductors/ jumper connections including treatment with conducting jelly all as specified and directed.

M& L in repair Anti climbing device spike type fabricated out of MS bars (round square and flat) including nut bolts, washer and welding in two halve made to shape to suit the cross section of the pole complete all as specified and directed.

S&F in repair Danger notice plate of 1.6mm thick mild steel sheet vitreous enameled white with letter figures and conventional skull and bones in signal red colour and fix with suitable size MS clamp for HT size of plate 25 cm X 20 Cm complete all as specified.

M&L Servicing of 33 KV Potential Transformer, cleaning of core, checking of all connections replacement of oil and testing of all connections complete all as specified and directed. Note:-Oil shall be measured and paid for separately under respective item of this Schedule.

Supply & fix porcelain vitreous HT 11 KV bushings with brass studs suitable for out door distribution transformers of capacity 63 KVA- 250 KVA after removing the old u/s studs/bushings and draining out the transformer oil from the top level up to conservator of the transformer and removing the top cover of the carefully and refixing and refilling the oil complete all as specified and as directed.

Ditto All as per item 67.00 here in before but LT bushings Note- For item No. 67.00 & 68.00 :The transformer repair/servicing works shall be carried out only by engaging specialized and experienced technicians. The rate shall be included making necessary arrangements to remove the oil in the conservator in safe drums and refilling after the repair works.

Disconnecting HT, LT and earth connections from transformer out door/ indoor type, pole mounted/ plinth mounted 11/0.433 KV, capacity ranging upto 300 KVA, lifting the transformer by using hydraullic crane and load the same in a suitable truck to transport to the manufacturer's workshop. Un loading the same by using hydraullic crane, drain out insulating oil complete to take out the core assy, replace the damaged HV/LV leg coils with proper gauge copper wire, re insulation the complete core/windings with proper insulation materials, complete servicing and ovening of ttransformer as specified, filter the insulation oil minimum three cycles upto 400 Ltrs quantity to receive the proper value of dielectric strength, testing the oil for not less than 40 KV BDV, refilling the same to the transformer, toping up with new transformer oil upto the marked level, re assembling complete accessories including testing of transformer at work shop as specified and directed.

Loading the transformer and transporting back to the substation, installation on the existing foundation/ structure including HT, LT, and earthing connections, carry out magnetic test and other specified tests after transportation of the transformer and commissioning in all respect to the satisfaction of Engr in charge. (Note :- (i) The copper wire of suitable gauge for rewinding of damaged portion will be measured and paid under respective items of this schedule. (ii) The oil used for topping up of transformer oil and dehydration of existing oil will be measured and paid under respective item of this schedule.

Ditto all as per item 69 above but for transformer of 11KV/433 Volts capacity from 315 KVA to 500 KVA of any make and any type all as directed.

Ditto all as per item 69 above but for transformer of 11KV/433 Volts capacity from 630 KVA to 750 KVA of any make and any type all as directed.

M&L in replacement of wornout winding made out of paper covered super enamelled copper wire as per existing gauge/size complete

M&L in replacement of wornout winding made out of tripple paper covered solid copper wire as per existing gauge/size complete

Disconnecting transformer 11/0.433 KV of capacity 100 to 300 KVA from the cable on both sides (HV/LV) and all earthings at inf school mhow area and transporting to the site and making all necessery connections of cables and earthings. Note:-Transporting distance from 5 to 6 km.

Disconnecting transformer 11/0.433 KV of capacity 315 to 750 KVA from the cable on both sides (HV/LV) and all earthings at inf school mhow area and transporting to the site and making all necessery connections of cables and earthings. Note:-Transporting distance from 5 to 6 km.

Maintenance of indoor/outdoor sub stations, including cleaning of premises and surroundings upto 5m from outer face of wall, checking of oil level of transformers, cleaning and dusting out of transformers, panel boards, cleaning of earth pits to keep free from vegetation and spraying of chemical mentioned in item No 86 below including all required T & P and safety measures for spraying in substation/around LT Panels/ RMUs/TWO Pole/4-Ploes structure etc. etc all as directed at site.

Supply and spray of Glphosate 41% chemical complete all as directed at site.

Painting of old painted surface of 11/.433 KV Substation board attached with fencing of mesh size 1 x .75 m by scrapping rusted surface by applying one coat of Red colour paint inside and out side and rewrite of suitable words(Nos. of word around 100) compelete all as directed .

M & L For over current & earth fault relay in 11 kv VCB indoor type MiCOM P122 . Make:- AREVA or equivalent.

M&L in repair for Earthing complete with galvanised steel earth plate electrode 60cm x 60cm x 6mm thick, buried directly in ground (earth pit not less than 2.25m below normal ground level) with top edge of earth plate not less than 1.5m below normal ground level connected to main earth lead GI strip 32 x 6 mm as earth lead by means of bolts, nuts, check nuts and washers of galvanized iron or steel all as shown in electrical plate No.3 of MES Schedule part-I 2009 complete all as directed. connected to earthing test point all as specified or indicated including testing on completion. Note : Main earth lead beyond 7.5 meter shall be measured and paid saperatly.

Supply and fix in replacement of Battery parallel plate type of capacity 12 V, 180 AH. Make:- Exide, Amron

Repair/servicing of Battery charger including replacement of step down transformer 240/12 V, fuse of required size and checking and calibration of voltmeter, Ammeter all as specified and directed by Engr-in-charge.

Supply & fix in replacement aluminium conductor steel re inforced, any sizes as directed for using as jumper.

Supply & fix in repairs suitable for 33/11 KV,3150 KVA transformers winding temp and oil Temp meter incl all connections, Testing and required suitable accessories complete all as specified and directed

Supply & fix in repairs master Trip Relay suitable for 33 KV VCB as per existing incl all connections,Testing and required suitable accessories complete all as specified and directed complete all as specified and directed

Supply & fix in repairs master Trip Relay suitable for 11 KV, VCB as per existing incl all connections,Testing and required suitable accessories complete all as specified and directed complete all as specified and directed

AGARWAL BUILDERS

Ms Kailash Chandra Babulal