REPAIR MAINT OF HT 33 KV SUB STATION EQUIPMENTS HT OVERHEAD LINE AND OTHER CONNECTED WORKS AT 7 AFH KANPUR CANTT

Amount

Excavation in trenches not exceeding 1.5 Mtr wide and not exceeding 1.5mtr in depth for laying of cable etc and getting out in soft/loose soil, complete all as specified and directed. (NOTE: Excavation & earthwork for cables shall be carried out by JCB's or manual method as per direction of Engineer-in -Charge.)

Returning & filling in, including spreading, leveling, watering and well ramming in layers not exceeding 25 cm thick in soft/ loose soil, complete all as specified and directed

Removing excavated material not exceeding 50 Mts and depositing where directed at a level not exceeding 1.5 Mtr above the starting point complete all as specified and directed.

Supply & filling of sand cushioning (dry sand) free from impurities or vegetable grass in under ground cables for cable protection in layer of 8 cm deep before laying of cable and 15 cm depth after laying the cable, complete all as specified and directed. (NOTE : Punned thickness of sand layers shall be measured and paid .)

M & L for un-reinforcement precast concrete cable cover HVP type 1, flat of size 300x180x40mm all as specified and directed .

M&L sub class B bricks old size well burnt, laid dry flat in trenches for protection of cable over LT/HT cable complete all as specified and directed.

M& L for boring holes through existing road with trench less technology method for passing of UG cable below GE upto 1.5m depth complete all as specified and directed. Note: Boring machine shall be provided by contractor at his own arrangement and quoted unit rate shall be deemed included cost deserl & driver and boring machine rent. No any extra cost shall be deemed admissible on this accoutn to the Govt).

Supply, laying and testing in replacement XLPE insulated , screened, PVC bedded galvanised steel strip or wire armoured HT electric power cable heavy duty with aluminum conductor 11000 volts grade cross sectional 120 sq mm 3 core, laid in trenches/ducts /encased in GI pipe /fixed to pole including taking out of over head conductor/existing unserviceable cable complete all as specified and directed.

Supply ,laying and testing in replacement of unserviceable XLPE insulated , screened, PVC bedded galvanised steel strip or wire armored HT electric power cable heavy duty with aluminum conductor 11000 volts grade cross sectional 240 sq mm 3 core, laid in trenches/ducts /encased in GI pipe /fixed to pole including taking out of over head conductor/existing unserviceable cable complete all as specified and directed.

Supply, laying, jointing, testing & commissioning in trances/ fixing with pole/ connecting, thembling, glanding of XLPE insulated under ground screened PVC bedded, galvanised steel strip or wire armored, electric power cable (Heavy duty) 1100 volts grade with stranded aluminum conductor of size 400.00 Sqmm 3.5 core (earthed) complete all as specified and directed. (NOTE for item No. 8 to 10: Excavation & earth work, sand cushioning, brick protection shall be measured and paid under respective items.)

S&F in trenches /fixed on pole / wall GI pipe of light grade, IS-1239 marked with required size of flat iron clamp duly painted with two coats of synthetic enamel paint over a coat of red oxide primer complete with bolts, nuts and washers of sizes 80 mm bore for cable protection complete all as specified and directed.

M&L for trimming / cutting and removal /uprooting of unwanted trees branches / bushes, small trees including surface dressing and leveling by surface excavation wherever required below / near overhead line from Chandmari substation to 7 AF Hospital substation and inside Hospital area/Md accn complete all as specified and directed

Supply and fixing in replacement of DO Fuse element of current rating up to 30 Amps in fire resistance tube suitable for working voltage 33 KV complete all as specified and directed.

Supply Jointing , commissioning and testing cold Shrinkable straight through joint kit outdoor type complete with all fittings and jointing materials suitable for HT11 KV ( E ) XLPE cable 240 sqmm 3 core complete all as specified and directed.

Supply Jointing , commissioning and testing cold Shrinkable straight through joint kit outdoor type complete with all fittings and jointing materials suitable for HT11 KV ( E ) XLPE cable 120 to 185 sqmm 3 core complete all as specified and directed.

Supply Jointing , commissioning and testing cold Shrinkable end termination joint kit outdoor type complete with all fittings and jointing materials suitable for HT11 KV ( E ) XLPE cable 120 to 185 sqmm 3 core complete all as specified and directed.

Supply Jointing , commissioning and testing cold Shrinkable end termination joint kit outdoor type complete with all fittings and jointing materials suitable for HT11 KV ( E ) XLPE cable 240 sqmm 3 core complete all as specified and directed.

M&L for one coat of aluminum painting with synthetic enamel paint of all MS Channels structure of CT , PT, Isolator switch , LA and DO fuse etc as per colour code after preparation of old surface of 33 KV out door Switch yard at take over point complete all as specified and directed.

SM&L for two coats of synthetic enamel painting on existing colour of Transformers 2 to 3.15 MVA as per colour code after preparation of old surface complete all as specified and directed.

S&F triple pole mechanically operated mounted on insulator and steel frame with operating mechanism worked from ground level for current rating upto 400 Amps suitable for working voltage 33 KV complete all as specified and directed

S&F 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 working voltage 11 KV complete all as specified and directed.

S&F Lightning arrestor expulsion type complete with all fittings, transmissions class , discharge capacity 65 kilo amps suitable for 33000 volts and mounted on existing structure including replacement all clamp, nuts, bolts and washer etc complete all as specified and directed.

M&L earthing with galvanised cast iron earth plate of size 600mm x 600mmx 6mm thick burred directly in ground not less than 2.25 Mtr below normal ground level, earth plate packed on all side with charcoal mixed with salt to a thickness of 150mm connected by GI earth strip of size 32mm x 6mm thick soldered and riveted to earth plate. GI earth strip will be protected by using 40 MM bore light grade GI pipe from earth plate to high mast tower/ LT panel including flat iron clamp 25mm x 4mm including bolts nut and washers complete including watering GI pipe 20mm dia light grade 2.5 Mtr long the earthing include PCC pit including necessary earth work and disposal of surplus soil to a distance not less than 50 Mtr, chamber of PCC (1:4:8) type D2 using 40 mm graded stone aggregate, coping shall be PCC(1:3:6) type C1 using 20 mm graded stone aggregate, RCC pit cover 50 mm thick (1:2:4) type B1 using 20 mm graded stone aggregate, reinforced with 8 MM dia TMT bar at 80 MM C/C both way in lieu of CI pit cover and angle iron frame including funnel, wire mess, GI earth wire, 8 SWG under the earth and on the pole upto height of 1.5 Mtr shall be protected by 15 mm dia GI pipe (Light grade) GI pipe to be fixed with pole by means of 2 Nos flat iron clamps 25 mm x 3 mm size. Complete with bolts, nuts, washers etc including testing and as specified and shown in electrical plate No 3 of MES SSR part -I 2009. (NOTE: 1. GI earth strip upto & including 7.5RM from the earth test point shall be deemed included in quoted unit rate. 2. GI earth strip beyond 7.5RM shall be measured and paid separately under respective items).

M& L Earth continuity conductor or main earthing lead 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 earthing etc. as required 25x4mm galvanised iron strip complete all as directed.

M&L for providing highly skilled mechanic / specialist in HT VCB (with SF-6 Gas filled) panel to carryout the repair/servicing/overhauling and calibration including dismantling of operative mechanism parts, spring motor mechanism, well cleaning with petrol and CRC-226, replacement of unserviceable parts/accessories, oiling and greasing of moving parts, checking and well cleaning of insulators and re assembling of operating mechanism after complete over hauling including captive synthetic current injection test as per IS 14658 : 1999 or IS 13516 : 1993 to check to tripping mechanism of HT VCB 11 KV, 400 Amps of (Make:- ABB or L&T equivalent) as approved by GE complete all as specified and directed following capacities : - (a) VCB (with SF-6 Gas filled) 11 KV 400 Amps indoor type (Incoming ) (Make : ABB or L&T or equivalent) as approved by GE) NOTE : (i) All repair/servicing/overhauling and calibration work shall be carried out by the manufacturers authorised representative/OEM. (ii) Cost of spares shall be measured and paid separately under respective item of Schedule 'A'.

(a) All as per item No 27 here in above but for VCB (with SF-6 Gas filled) 11 KV 400 Amps indoor type (Out going ) (Make : ABB/L&T or equivalent as approved by GE).

Supply only of the following spares for 11 KV VCB, Make ABB/L&T : - Opening coil Y 1-24 V DC, Part No 1 V DC 000009 R 1.

(a) Closing coil Y 2-24 V DC, Part No 1 V DC 000014 R 1.

(b) Close push button, Part No ISF A616199R 1106.

(c) Open push button, Part No ISAF 616199R1104.

(d) Motor and gear assembly, 24V DC, Part No NHP 201491 R1.

(e) 2 PA mechanism without hex rod, Part No NHP 101985R002.

(f) Switch element S 826E/L, Part No NZN 000859P11.

(g) L Shape ON/OFF lever, Part No NHP417818P1.

(h) Linkage between K & A, Part No NHP 201703R1.

(j) Insulating washer K-A mech interlock, Part No NHP408187P1.

(k) Indicating lamp LED type

M&L carrying overhauling / servicing of 33 KV Outdoor type VCB by adjustment of spring operated control mechanism assembly with checking and adjustment of stops, opening springs and shock absorber, oiling/greasing of all moving parts with recommended lubricant for smooth functioning from local and remote panel complete all as specified and directed. NOTE : (a) All repair/servicing/overhauling and calibration work shall be carried out by the OEM authorised workshop only duly approved by GE.

M&L calibration and testing of VCB 33 KV remote control panel relays and checking & cleaning/ decarbonising its moving & fixed contacts and ensure physical healthiness with visual check for healthy tripping of over current and earth fault, adjust tripping time, flag setting, ratio setting, instantaneous time setting etc as per installed capacity of transformer to be saved at maximum short circuit current with considering percentage impedance of transformer with artificial current injunction on primary side with current injunction machine and checking physical tripping verification of WTI and OTL, oil low level alarm Buchholz alarm and trip, ensuring smooth functioning of VCB from local and remote switch complete all as specified and directed. NOTE : All repair/servicing/overhauling and calibration work shall be carried out by the OEM authorised workshop only duly approved by GE.

M&L calibration and testing of VCB 11 KV panel's relays and checking & cleaning / decarbonising its moving & fixed contacts and ensure physical healthiness with visual check for healthy tripping of over current and earth fault, adjust tripping time, flag setting, ratio setting, instantaneous time setting etc, as per installed cap of transformer to be saved of max short circuit current with considering of percentage impedance of transformer with artificial current injunction on primary side with current injection machine including repairing of wiring of AC & DC supply connection complete all as specified and directed.

M&L for Providing high skilled mechanic / specialist for overhauling of mechanism VCB 11 KV of Make Ariva by drawing out drolly, cleaning & dismantling of mechanical system, decarbonising of all parts using CRC-2-26 spray, inspection of all moving and fixed parts, tightening of all nuts and bolts, dressing of contacts by using of emery paper for fine/smooth contacts, tightening all connections, checking of alignments for easily moving of breaker checking of ON/OFF operation with setting of buffer gap adjustment, contact travel contact alignments, roller gap, greasing of all moving mechanism complete all as specified and directed. Note: - (i) VCB have 02 Nos incoming and 01 Nos outgoing including bus coupler at Chandmari substation measured in one Job only. (ii) All repair/servicing/overhauling and calibration work shall be carried out by the OEM authorised workshop only duly approved by GE.

M & L applying one coat of superior quality aluminum paint on all exposed surface on steel tubular poles (HT poles) cross arms street light brackets including all associated fitting after necessary surface preparation of old painted surface complete including marking space for numbering by good quality black paint on steel surface of size 150 x 100 mm at 1.5 Mtr from ground level & writing the number with white paint complete all as specified and as directed.

S&F danger notice plate of 1.6 mm thick mild steel sheet vitreous enameled white, with letters figures and conventional skull and bones in signal red colour and fixed with MS clamps bolts and nuts of approved size for HT system of size 25x20 mm complete all as specified and as directed.

S&F for replacement of old rubber insulating mat of size 2Mx1MX25 MM thick for HT equipment ISI marked complete all as specified and directed. (Make : Jyoti or equivalent as approved by GE)

S&F in replacement insulator pin type porcelain vitreous white brown or green including galvanized MS spindle two GI Washers and one GI Nut 150 mm height 150 mm dia for 11000 volts grade complete all as specified and directed .

M&L for replacement cross arms bracings clamps, gate light cages fabricated from structural steel including nuts bolts and washers welding , bending , cold or hot etc. including one prime coat one under coat and one final coat of approved colour paint all as specified and directed

M&L for replacement of steel tubular swaged poles 11 mtrs long (straight) type 410 SP-55 complete with cast iron base plate, nuts, bolts finial taper plug including PCC foundation in (1:3:6) type C-2 using 40mm graded stone aggregate and PCC 1:2:4 type B-1 using 20mm graded stone aggregate as in coping for poles including necessary form work(straight curve) and finishing to all exposed surfaces of concrete including necessary earth work and excavation including applying two coat of aluminum paint over a coat of red oxide primer on pole and painting 03 Nos band/ strip with fluorescent sky blue synthetic enamel paint (30 cm wide each at distance of 30 cm from plinth block including writing numbers with white paint above 1.5 Mtr above ground level over black painted surfaces complete all as specified and directed.

M&L for replacement of stay assembly for 11 KV steel tubular pole complete with accessories as shown in electrical plate No. 1 including loop type insulator, stay clamps, excavation and concrete work complete all as specified and directed.

Supply and fixing broken stone hard core of avg size 40mm and not exc. 63 mm for loose filling at E/M installation including filling of moorung in between voids of hard core duly compacted by hard roller complete all as specified and directed.

Bharat Sales Corporation

M/S Asian Engineers

BHATIA ENTERPRISES

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