Repair to VCB, Control Panels, Earthing, HT cable and other connected works under GE (W) Jabalpur

Amount

Basic Rate : Refer Schedule'A' Notes

Repairs/ over-hauling to HT 11KV control panels complete in and including the following repair works:- (A) Taking out 11KV high tension VCB of 300Amps to 800 Amps rating trolley from high tension control panel after switching off electric supply, checking of mechanical system for proper functioning of upward/ downward movement of high tension vacuum circuit breakers trolley including opening the VCB & checking the quality of vaccum bottles/ links and servicing the fixed/ moving contact & blowing out dust and applying the proper lubrication/ greasing and reassembling the VCB including connection to HT panel complete. (B) Taking out digital MiCOM P122 relay set from high tension 11KV VCB control panel and cleaning the contact (NO+NC) by CTC solution and adjust the contact and calibration the relay by giving the primary and secondry injection and checking the tripping system by relay testing kit for over current and earth fault & proper plug setting as per required load & time delay and fixing the relay set in high tension control panels complete all as specified and directed. Notes:- (a) Repairs/ over-hauling to HT 11KV control panels shall be got done through authorised service agency of manufacturers only. The contractor shall submit documentry proof/ evidence in this regard before taking control panels under servicing etc. (b) The cost of replacement of minor parts which have been specified here-in-before are included in the quoted unit rate & other parts/ spares if required to be replace, same shall be measured & paid separately under respective items of Sch'A'/ BOQ here-in-after as Supply Only.

Supply only shunt trip coil assembly suitable for HT VCB control panels, operating on 30/110 volts system to be fixed under item No. 01 here-in-before and testing on completion complete all as directed. Make:- Crompton or GEC or Areva as approved by GE.

Supply only closing coil operated on 110/ 30 volts, AC/DC system, as per existing make & model duly approved by Engr-in-Charge to be fixed under item No. 01 here-in-before and testing on completion complete all as directed.

Supply only under voltage coil assembly suitable for HT VCB operated on 110/ 30 volts system, as per existing make & model duly approved by Engr-in-Charge to be fixed under item No. 01 here-in-before and testing on completion complete all as directed.

Supply only charging motor for 11 KV high tension VCB panels, 400 Amps, operated on 230 volts AC or 30 volts DC, as per existing make & model duly approved by Engr-in-Charge to be fixed under item No. 01 here-in-before and testing on completion complete all as directed.

Taking out the old unserviceable indoor type VCB/ OCB including incoming/ outgoing/ bus coupler of capacity 400/ 800 Amps from mains after disconnecting the electrical connections and making all necessary arrrangements to feed the supply with/to other available feeder without any interruption and after taking out the VCB/ OCB, transporting/ shifting the same to workshop & back after complete repair as required and directed by Engr-in-Charge.

Opening the VCB of capacity 800 Amps and dismantling all parts for repair/ over-hauling the VCB including all necessary lathe works as required and re-assembling the same as original one with making alignment for smooth functioning of VCB with and including replacement of following items/ parts as per existing make & model duly approved by Engr-in-Charge and testing on completion complete all as directed:- (a) Trip shaft as per sample - 1 No (b) Link shaft- 4 Set (c) Closing Spring Lever -1 Set (d) Main Shaft-1 No Set (e) Roller -1 No (f) Bearing -2 Nos (g) Cam -1 No (h) Any other minor parts in the opinion of Engr-in-Charge is required to be replace, same shall also be replace for smooth functioning and cost of the same shall be deemed to be included in the unit rates quoted by the contractor.

Opening the VCB of capacity 400 Amps and dismantling all parts for repair/ over-hauling the VCB including all necessary lathe works as required and re-assembling the same as original one with making alignment for smooth functioning of VCB with and including replacement of following items/ parts as per existing make & model duly approved by Engr-in-Charge and testing on completion complete all as directed:- (a) Trip shaft as per sample - 1 No (b) Link shaft- 4 Set (c) Closing Spring Lever -1 Set (d) Main Shaft-1 No Set (e) Roller -1 No (f) Bearing -2 Nos (g) Cam -1 No (h) Any other minor parts in the opinion of Engr-in-Charge is required to be replace, same shall also be replace for smooth functioning and cost of the same shall be deemed to be included in the unit rates quoted by the contractor.

Supply and fixing of new vaccum interrupter 11 KV as per IS 13118-1991/ IEC 56-1987 of 800 Amps rating as per existing make/ as per manufacturer's instructions duly approved by Engr-in-Charge after taking out the old unserviceable vaccum interrupter and testing on completion complete all as directed.

Supply and fixing of new upper spout of HT 11KV VCB on existing panel as per existing make/ as per manufacturer's instructions duly approved by Engr-in-Charge after taking out the old unserviceable spout and testing on completion complete all as directed.

Supply and fixing of new male contact of HT 11KV VCB on existing panel as per existing make/ as per manufacturer's instructions duly approved by Engr-in-Charge after taking out the old unserviceable male contact and testing on completion complete all as directed.

Supply and fixing of new resin/ epoxy coated air cooled high tension current transformer of dual ratio of 100-50/5 Amps, 10 VA burden out put, accuracy class-0.5 conforming to IS 2705/IEC 60044-1 suitable for rated voltage system of 11KV for metering/ protection of breakers after taking out the old unserviceable CT and testing on completion complete all as directed. Make:- EEW or Alstom or Crompton Greaves or GEC or Areva as approved by GE.

Supply and fixing of new resin/ epoxy coated circuit spout with metallic fittings of good conductivity as required to connect/ match with the existing 11KV bus bar after taking out the old unserviceable circuit spout and testing on completion complete all as directed. Make:- Alstom or Crompton Greaves or GEC or Areva as approved by GE.

Supply and fixing of battery bank comprising of charging facilities transformer, voltmeter, ammeter with sheet steel enclosure with maintenance free lead, acid, maintenance free rechargeable battery of 2 Volts, 100AH-15 Nos connected with each other with nut bolts conforming to IS-15549/ 2005 and IEC 60896- 21 & 22 for tripping system to HT breaker during fault occurence at 11 KV HR Sub-Station including making all necessary connections, wiring, cable plug top and also making connection from VCB to VCB with & including copper cable of required size, type/ size after taking out the old unserviceable battery bank and testing on completion complete all as directed. Make:- Exide or Amco or Amaron or Luminous as approved by GE.

Supply and fixing of new charging gear of VCB of 11 KV, 400 Amps as per existing make/ as per manufacturer's instructions duly approved by Engr-in-Charge after taking out the old unserviceable spout and testing on completion complete all as directed.

Supply and fixing of new over current and earth fault relay having auxilary voltage 24-110 Volts + 15% AC/ DC after taking out the old unserviceable relay and testing on completion complete all as directed. Make:- Cat No. MC 61 of L&T or equivalent model of make- Schneider or any other make as approved by GE.

Supply and fixing of new panel lighting lamps with and including holder & on/off toggle switch as per existing make & model duly approved by Engr-in-Charge after taking out the old unserviceable panel lighting lamps and testing on completion complete all as directed.

Supply and fixing of new bakelite HRC fuses in control/ VCB panels as per existing make duly approved by Engr-in-Charge after taking out the old unserviceable fuses and testing on completion complete all as directed.

Repair/ maintenance of 33 KV remote control panel/ capacitor panel by providing of 2.5sqmm PVC insulated twisted type copper wire with bottle neck lugs as per existing make & model duly approved by Engr-in-Charge duly marking and bunching of wire to provide neat wiring of control panel, connector and bakelite fuses and making the tripping system and remote panel fully functional after taking out the old unserviceable existing wire and testing on completion complete all as directed.

Supply and fixing of new breaker control switch suitable for 33 KV control panel and outdoor VCBs as per existing make & model duly approved by Engr-in-Charge after taking out the old unserviceable switch and testing on completion complete all as directed.

Supply and fixing of new over current and earth fault relay having auxilary voltage 24-110 Volts + 15% AC/ DC after taking out the old unserviceable relay and testing on completion complete all as directed. Make:- Cat No. MC31A of L&T or equivalent model of make- Schneider or any other make as approved by GE.

Supply and fixing of new power factor meter having model No. ELF 3234 of make- ENERCON as per existing duly approved by Engr-in-Charge after taking out the old unserviceable meter and testing on completion complete all as directed.

Supply and fixing of new digital multifunctional meter having model No. EM 6459, 0.5RS of make- ENERCON as per existing duly approved by Engr-in-Charge after taking out the old unserviceable meter and testing on completion complete all as directed.

Supply and fixing of new push type on/off switch red or green for fixing in remote control panel of 33/11 KV control panels as per existing make/ as per manufacturer's instructions duly approved by Engr-in-Charge after taking out the old unserviceable switch and testing on completion complete all as directed.

Supply and fixing of new indicator lamp with holder for various control panels/ VCB panels as per existing make/ as per manufacturer's instructions duly approved by Engr-in-Charge after taking out the old unserviceable switch and testing on completion complete all as directed.

Supply, installation and commissioning of 33 KV oil immeresed current transformer for metering and protection, single phase outdoor type, mounted on fabricated steel structure and fixing bolts, nuts, check nuts, washers etc complete all as directed for system rated nominal voltage 33 KV and system rated highest voltage 36 KV, 50Hz, CT ratio 50-25-5 Amps, rated burden 50 VA accuracy class 0.5, first filling of transformer insulation oil confirming to IS-336 and of dielectric strength 60 KV as per IS-1866 complete with all accessories after taking out the old unserviceable CT and testing on completion complete all as directed. Make:- AE or L&T or Crompton Greaves or SCHNEIDER or ABB as approved by GE.

Supply and laying or fixing or passing in trenches/ on pole/ through pipes/ ducts, 1100 volts grade XLPE insulated as per IS 7098 (Part 1) 1988, PVC tape/ extruded innersheathed for multicore cables, armoured as per IS, heavy duty electric cable with solid copper conductor of cross section area 2.5sqmm, 2 core including jointing materials such as cable glands & lugs etc after taking out the old unserviceable cable and testing on completion complete all as directed. Make:- Havells or Finolex or Gloster or Plaza or Universal as approved by GE.

Supply and laying or fixing or passing in trenches/ on pole/ through pipes/ ducts, 1100 volts grade XLPE insulated as per IS 7098 (Part 1) 1988, PVC tape/ extruded innersheathed for multicore cables, armoured as per IS, heavy duty electric cable with solid copper conductor of cross section area 2.5sqmm, 4 core including jointing materials such as cable glands & lugs etc after taking out the old unserviceable cable and testing on completion complete all as directed. Make:- Havells or Finolex or Gloster or Plaza or Universal as approved by GE.

Supply and laying or fixing or passing in trenches/ on pole/ through pipes/ ducts, 1100 volts grade XLPE insulated as per IS 7098 (Part 1) 1988, PVC tape/ extruded innersheathed for multicore cables, armoured as per IS, heavy duty electric cable with solid copper conductor of cross section area 2.5sqmm, 8 core including jointing materials such as cable glands & lugs etc after taking out the old unserviceable cable and testing on completion complete all as directed. Make:- Havells or Finolex or Gloster or Plaza or Universal as approved by GE.

Supply and laying or fixing or passing in trenches/ on pole/ through pipes/ ducts, 1100 volts grade XLPE insulated as per IS 7098 (Part 1) 1988, PVC tape/ extruded innersheathed for multicore cables, armoured as per IS, heavy duty electric cable with solid copper conductor of cross section area 2.5sqmm, 12 core including jointing materials such as cable glands & lugs etc after taking out the old unserviceable cable and testing on completion complete all as directed. Make:- Havells or Finolex or Gloster or Plaza or Universal as approved by GE.

Supply and fixing of new post insulator for AB switch suitable for HT 33/36 KV as per existing make/ as per manufacturer's instructions duly approved by Engr-in-Charge after taking out the old unserviceable insulator and testing on completion complete all as directed.

Supply and fixing of sealed maintenance free battery 12V, 150 AH including making all necessary connections after taking out the old unserviceable battery and testing on completion complete all as directed. Make:- Exide or Amco or Amaron or Luminous as approved by GE.

M&L for mild steel work Fe-410-W (Gde-E-250) quality-A conforming to IS-2062-2006 as in duct cover in repairs with mild steel chequered plates or any other sections of any thickness as required at site including lifting handle/ arrangement as required etc including all necessary welding and applying two coat of black bituminous paint over and including a coat of red-oxide primer after preparation of surfaces complete all as specified and directed.

Supply and laying or fixing or passing in trenches/ on pole/ through pipes, 11000 volts grade XLPE insulated, screened PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with stranded aluminium conductor of cross section area 95 sqmm, 3 core after taking out the old unserviceable XLPE/ PILCA cable and testing on completion complete all as directed. Make:- Havells or Finolex or Gloster or Plaza or Universal as approved by GE.

Supply and laying or fixing or passing in trenches/ on pole/ through pipes, 11000 volts grade XLPE insulated, screened PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with stranded aluminium conductor of cross section area 120 sqmm, 3 core after taking out the old unserviceable XLPE/ PILCA cable and testing on completion complete all as directed. Make:- Havells or Finolex or Gloster or Plaza or Universal as approved by GE.

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 95sqmm to 120sqmm and testing on completion complete all as directed. Make:- M SEAL or RAYCHEM or DENSON or CAB SEAL as approved by GE.

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 armoured aluminium conductor cable of size 95sqmm to 120sqmm and testing on completion complete all as directed. Make:- M SEAL or RAYCHEM or DENSON or CAB SEAL as approved by GE.

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 cable of size 50sqmm to 95sqmm and testing on completion complete all as directed. Make:- M SEAL or RAYCHEM or DENSON or CAB SEAL as approved by GE.

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 cable of size 120sqmm to 185sqmm and testing on completion complete all as directed. Make:- M SEAL or RAYCHEM or DENSON or CAB SEAL as approved by GE.

Relaying or refixing or repassing in trenches/ on poles/ through pipes after taking out/ taking down the existing HT 11000 volts grade PILCA/ XLPE insulated, screened PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with stranded aluminium conductor of cross section area 95/120 sqmm, 3 core from trenches/ poles/ pipes and testing on completion complete all as directed. Notes:- (i) Excavation and earth work shall be measured and paid seprately under respective items. (ii) Joints shall be measured and paid seprately under respective items. (iii) Taking out/ taking down shall be done only after disconnecting all the connections of the cable from over head lines and panels.

Dismantling of HT PCC electric poles/struts of any section & any size after dismantling of PCC coping, making necessary excavation and earth work, opening of MS cross arms/ clamps, insulators and carefully taking down of existing over head copper conductors or aluminium conductor as required including removal from site as dircted.

Supply and fixing 11.0 M long steel tubular swaged pole type 410 SP-55 complete with cast iron base plate, finial taper plug, nuts, bolts, screws and washers all as specified including two coats of painting with black bituminous paint upto embedded portion before fixing of poles and two coats of painting with aluminium paint over a coat of primer on exposed surface after fixing complete all as shown in TD drawing No. CEJZ/TD/824/91, Sht No1/2 dt 16.04.91 including following items/ works complete:- (a) Excavation in post holes in any types of soil, returning fillingin, well ramming and disposal of surplus soil to a distance not exceeding 50M from the starting points complete all as specified and directed. (b) PCC (1:3:6) type C-2 using 40mm graded stone aggregate as in foundation up to ground level complete all as specified and directed. (c) PCC (1:2:4) type B-1 using 20mm graded stone aggregate as in copings/ collars, bed plates, plinth block etc including weathering, slightly rounded or chamfered angles and throating as directed including necessary form work complete all as specified and directed. (d) M&L for writing letters or figures (Block, Roman, Italic or Indian) with and including thick enamel paint of approved shade not exc 5cm in height complete all as specified and directed. Make:- NATIONAL TUBING CO. or JINDAL or BHARAT ISPAT UDYOG or JAI BHARAT POLES as approved by GE.

Supply and installation of advanced encapsulated compound based CPRI tested maintenance free, pipe-in-pipe technology upgraded (Zinc & Alloy coated), (80-100) microns Zinc Coating with pure Zinc (99.90%) & (200-250) Alloy Coating, dia of outer and inner pipe should be 76.2mm & 41.9mm respectively and 3.0M length of each, Zinc Coating with additional special alloy coating on the topside (300mm) for additional protection of the terminal, annuar space between the pipes should be COMPACTED FILL (CF) with & including Crystalline Conductive Compound by using machine, machine pressed COMPACTED FILL (CF) mixture in the pipes should not disintegrate or colloapse when outer pipe corrodes. The inner pipe should be extended with terminals for connectivity, digging the pits and refilling the same with & including Electrodite/ Conductolite back fill compound (Ground Enhancer) and back fill compound (BFC) should be eco friendly & should not contain environmentally hazardous material/ metal and also having RoHS certification from NABL accredited lab. The earth pit should be provided with a FRP earth pit cover for protection and safe guard of terminals. In areas, where soil condition is bad, good earth is to be arranged to fill the excavated pits by mixing the same with back fill compound (BFC) 2 to 4 bags (as per soil conditions) extra per pit/ unit. Since earth electrode of the earthing system should be in direct contact with the ground, hence, materials which to be used in the earthing, should have good electrical conductivity & anti corrosion property in wide range of soil conditions and complete earthing system conforming to IS : 3034 and connected with 32x6 mm GI strip up to testing point and making the earth pit of PCC as per sample as required at site and testing on completion complete all as specified and directed. Make:- INDELAG or ASHLOK or MACMET or HP Earth as approved by GE. Notes:- (i) Excavation and all earth work shall be deemed to be included in the unit rates as quoted by the contractor. (ii) Back fill compound (BFC) up to 2 bags (each of 25 Kg) shall be deemed to be included in the unit rates as quoted by the contractor. (iii) The earth resistance of each pipe earthing must be within 1.0 (one) ohm.

M&L for earthing in replacement complete with galvansided steel earth plate electrode 600x600x6.0mm thick directly burried in the ground (earth pit not less than 2.25M deep below ground level) with top edge of earth plate not less than 1.50M deep below normal ground level, connected to galvanised iron strip 32x6mm by means of bolts, nuts, check nuts and washers of galvanised iron or steel, 40mm bore GI pipe light grade including necessary fittings for protection of earthing strip, watering pipe 20mm bore GI medium grade, concrete chamber in PCC (1:4:8) type D-2 using 40 mm grade aggregate, coping shall be in PCC (1:3:6) type C-1 using 20 mm grade aggregate and internal surfaces of concrete chamber shall be given 12mm thick plaster in CM (1:4), funnel with wire gauge of 22 gauge (0.63 mm) 8 mesh per linear incl 50mm thick cover of RCC (1:2:4) type B-1 using 20mm grade stone aggregate reinforced with 8mm MS deformed bar @ 75 mm C/C both ways, char coal dust and common salt all as shown in electrical plate No. 3 of SSR Part-I (2009) including all necessary excavation & earth work and removal of surplus soil to a distance n. exc 50M and providing connection points with MS/ GI bolts & washers as required and connection from earth test point to earth electrode with same GI earth strip alongwith protection pipe and testing on completion complete all as specified and directed. Note:- GI strip and protection pipe from earth electrode to test point max upto 7.50M shall be deemed to be included in the unit rates as quoted by the contractor.

Supply and fixing of new pin type, porcelain, vitreous, white, brown or green insulator including one galvanised mils steel spindle, two galvanised iron washers and one galvanised iron nut, suitable for 33KV grade (main receiving station) after taking out the old unserviceable insulator complete all as specified and directed.

Supply and fixing of new disc type, porcelain, vitreous, white, brown or green insulator of 145mm height and 225mm dia including all necessary hard ware suitable for 33KV grade (main receiving station) after taking out the old unserviceable insulator complete all as specified and directed.

Excavating in trenches, not exceeding 1.5m wide and not exceeding 1.5m in depth for foundation, for laying of pipe, cable etc or n. exc.10 Sqm on plan and n. exc. 1.5m in depth for shafts, cesspits, manholes, pier holes, etc and getting out in any type of soil complete all as specified and directed.

Returning, filling in excavated approved soil, including spreading, levelling, watering and well ramming in layers not exceeding 25cm each complete all as specified and directed.

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

Supply and spreading clean and dry fine sand free from sharp materials (unwashed) laying in trenches around the cable for cushioning in trenches, laid to a uniform thickness of 23cm (15cm under the cable & 8cm over the cable) and gently punned down to 18cm thickness complete all as specified and as directed.

Supply and laying un-reinforced precast concrete cable covers, Class HVV type I, with peak, size 300 mm x 180 mm x 40 mm, complete all as specified and as directed.

Supplying and fixing/ laying of 80mm bore dia GI pipe light grade in trenches/ under roads/ along pole/ wall including all fittings, ISI marked as required for cable protection complete all as specified and directed.

Drilling (Horizontally) to existing road (maximum 10M wide) suitable for passing GI tubing of dia upto 80mm/ 100mm as required at site complete all as specified and directed. Note:- All necessary T&P required at site for drilling shall be arranged by contractor at his own cost and quoted rate shall be deemed to be included for all these provisions and nothing extra shall be paid on this account.

Supply, fixing and stretching of new aluminum conductor, steel reinforced on LT poles including copper binding wires or aluminium tape after taking out the old unserviceable aluminium conductor of any size complete all as specified and directed.

M&L for cross arms, bracing, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of aluminum paint after taking out the old unserviceable cross arms, bracing, supports etc of any section complete all as specified and dircted.

M&L for anti climbing device; spikes type fabricated out of MS bars (round, square and flat) including bolts, buts, washers and welding in two halves made to shape to suite the cross section of the pole after taking out the old unserviceable anti climbing device of any description complete all as specified and dircted.

Supply and fixing of new pin type porcelain, vitreous, white/ brown/ green insulator 150mm high and 150mm dia including one galvanised mils steel spindle, two galvanised iron washers and one galvanised iron nut, suitable for HT 11000 volts after taking out the old unserviceable insulator complete all as specified and directed.

Supply and fixing of new disc type insulator, porcelain, vitreous white/ brown/ green 145mm high and 225mm dia ball & socket type single disc assembly for tension with GI tension clamps for conductors for working pressure of 11000 volts after taking out the old unserviceable insulator complete all as specified and directed.

Supply and fixing of new switch air break gang operated triple pole mechanically operated out door with all fittings/ accessories mounted on & including porcelain insulators and steel frame with operating mechanism worked from ground level with & including operating rod of 25mm dia GI pipe medium grade (ISI marked) with MS handle with locking arrangement, for current rating up to 200 Amp 11000 Volts including drop out fuses of suitable capacity to suit gang operated triple pole 11 KV switch, connecting, commissioning after taking out the old unserviceable switch air break and testing on completion complete all as specified and directed. Make:- JAIPURIA or PACTIL or BHEL or MEI as approved by GE.

Supply and fixing of new switch air break gang operated triple pole mechanically operated out door with all fittings/ accessories mounted on & including porcelain insulators and steel channel frame on existing 2/4pole structure with operating mechanism worked from ground level with & including operating rod of 25mm dia GI pipe medium grade (ISI marked) with MS handle with locking arrangement, for current rating up to 400 Amp 11000 Volts including drop out fuses of suitable capacity to suit gang operated triple pole 11 KV switch, connecting, commissioning after taking out the old unserviceable switch air break and testing on completion complete all as specified and directed. Make:- JAIPURIA or PACTIL or BHEL or MEI as approved by GE.

M&L for new lightning arrestor expulsion type complete with all fittings, transmision/ distribution class 65 KA, conforming to IS-3070 (Part-III) 1993 suitable for 11 KV system and mounting on poles including all necessary bolts, nuts and washers and making electric connection after taking out the old unserviceable lightning arrestor and testing on completion complete all as specified and directed. Make:- SCHNENIDER or BHEL or GE POWER or W/S INSULATORS or SOUTHERN INSULATORS as approved by GE.

M&L for earth continuity conductor or main earthing lead of 32x6mm dia galvanised iron strip fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/ pipe or fixed to poles or any other indicated situation for loop earthling etc as required after taking out the old unserviceable earthing lead and testing on completion complete all as specified and directed.

Danger notice plate of 1.6mm thick mild steel sheet, vitreous enamelled white with letters, figures and conventional skull and bones in signal red colour and fixed with MS clamps, bolts & nuts of approved size for HT, 250mm x 200mm after taking out the old unserviceable danger notice plate and testing on completion complete all as specified and directed.

Dismantling of existing VCBs by disconnecting HT incoming and outgoing cables, disconnecting of earthings and complete accories and transportation of the same from one sub-station to another sub-station for fixing & connecting the VCBs at new location after complete repair/ over-hauling of VCBs for making functional including making all necessay arrangements at new location as directed and making all necessary incoming and outgoing cable connections and earthing connection etc as required and also making DC supply as well as AC supply connections for commissioning of VCBs and testing on completion complete all as directed Notes:- (i) Spare parts if any required for making the VCBs functional, shall be measured and paid seperately under respective item of BOQ as "supply and fixed" in repairs. (ii) Cost of cable jointing materials such as cable glands & lugs etc as required shall be deemed to be included in quoted rate. (iii) All necessary T&P required at site for shifting of VCBs shall be arranged by contractor at his own cost and quoted rate shall be deemed to be included for all these provisions and nothing extra shall be paid on this account.

Supply and fixing of new CEF HV back-up fuse link, striker 80N (medium) as per IEC 60282-1, indoor type suitable for ABB-make RMU of capacity IN=40 Amps, Un-12 KV, I3 -105 Amps, I1=63 kA completely as per sample available at 33 KV main power house after taking out the old unserviceable HV back-up fuse link and testing on completion complete all as specified and directed.

Supply and fixing of new CEF HV back-up fuse link, striker 80N (medium) as per IEC 60282-1, indoor type suitable for ABB-make RMU of capacity IN=80 Amps, Un-12 KV, I3 -105 Amps, I1=63 kA completely as per sample available at 33 KV main power house after taking out the old unserviceable HV back-up fuse link and testing on completion complete all as specified and directed.

Routine and periodical cleaning of inside area of 11 KV Sub Stations including cutting and removal/ uprouting of unwanted grass/ bushes, small trees near all around sub station and pump houses complex complete including surface dressing and leveling by surface excavation and removal of debris to out side MD land wherever as required or as directed.

Supply and fixing of new capacitor bank of 50 KVAr, type PP, Cn 2.68, 50Hz, Un-7.7 KV, insulation level 28/75 KV, single pole, out door type suitable for fixing in series in 33 KV gantry after taking out the old unserviceable capacitor bank and testing on completion complete all as specified and directed.

Supply and fixing of new outdoor type CT marshalling box, powder coated with mounting din rail and connector for control cables, degree of protection not less than IP-55 and general construction conforming to IS:13947, bus bar chamber shall be provided with suitable neoprene rubber gasket to make it completely dust and vermin proof and thickness of box shall not be less than 2.0mm thick CRCA sheet, front side openable with hinged door having front projected canopy type roof on top and size of the marshaling box shall not be less than 30cm x 30cm x 20cm after taking out the old unserviceable marshalling box and testing on completion complete all as specified and directed.

M&L for 40mm graded stone aggregate for spreading in the substation or other places where directed.

Schedule of credit amount of Rs. 73,435.00 to be deducted during AOC

PARAS BROTHERS

Sachdeva Enterprises

RAVINDRA ELECTRICAL

RAINA SALES AND SERVICES