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| 1 | Supply and installation of out door type HT 11 KV. 400Amps,3 phase 50 cycles, totally enclosed metal cladVacuum circuit breaker (VCB) having rupturing capacity upto 250 MVA, overload and earth fault protection, ammeter, voltmeter, CTs & PTs of suitable ratio for protection and metering spring charging mechanism auto & manual, spring charging motor, local and remote operation selector switch, suitable power pack for operation of relays, closing and triping coil etc complete in all respect as directed by Engineer-in-Charge. Note:- Civl work required at site shall be deemed to be included in quoted rate. |
| 2 | Supply and installation of remote control relay panel for out door type 11 KV VCB without differential protection but with overload and earth fault protection, ammeter, voltmeter etc complete in all respect as directed by Engineer-in-Charge. |
| 3 | Supply, installation and testinggang operated air break switch 11 KV, 3 pole vertically mounted type, mechanically operated, mounted on steel frame with operating mechanism, worked from ground level for current upto 200 Ampsand 9 insulators suitable for 11 KV, complete all as specified and directed. |
| 4 | S&F drop-out fuse unit,expulsion type for out door air break gang operated switch, single pole mounted on and including insulators and jumpers for 11kv working pressure fixed to and including MS channel with nuts, bolts and washers etc, systhetic bounded fuse tube complete with line cap suitable for current carrying capacity upto 100 Amps all as directed |
| 5 | Supply, fixing and testingin replacement single pole non linear type lightning arrestor having rated voltage 11 KV and discharge current 65 KA suitable for 11000 volts,transmission classwith connecting device complete all as specified and directed. |
| 6 | S&F in replacement pin type insulators porcelain, vitreous, white/brown/green colour for 11 KV grade including 1 Galvanized MS spindle, 1 galvanized iron nuts,2 GI washers of size 150 mm dia,150 mm height confirming to IS 731 of 1971 |
| 7 | Supply and fix in replacement single disc insulator porcelain viterous, 145 mm high and 255 mm dia ball and socket type white /brown / green with tension clamps for conductor working pressure 11000 volts |
| 8 | Supplying,fixing, jointing and testing heat shrinkablecableendjoint , out-door typewith and including jointing materials suitable for 11 KV , XLPEearthed cable of size 95 sqmm , 3 core , complete all as specified and directed. |
| 9 | Supplying,fixing, jointing and testing heat shrinkablecableendjoint , indoor typewith and including jointing materials suitable for 11 KV , XLPEearthed cable of size 95 sqmm , 3 core , complete all as specified and directed. |
| 10 | Supply,Laying , jointing and testingunderground cableheavy duty, 11000 Volts, XLPE( earthed) insulated and sheathed, armoured with multi-stranded aluminium conductor cable , 95 sqmm 3 core size. laid in trenches / ducts or fixed to poles/walls or laid under roads /paths/drains/culverts duly encased in galvanised steel pipe of suitable sizes complete all as specified and directed . |
| 11 | Supply & lay in trenches double walled corugated HDPE pipe 110 mm dia for protection of under ground cables( Note: pipe couplers with seal, bends, end coversetc are deemed to be included in rate quoted) |
| 12 | Excavation in trenches n. exc. 1.5 mtr in wide and n. exc. 1.5 mtr in depth for laying of underground cable and getting out in soft/loose soil complete all as specified and directed. |
| 13 | Excavation in trenches exc. 1.5 mtr in wide and n. exc. 3.0 mtr in depth for for foundation, etc. or for shafts, wells, cesspits,manholes, pier holes, etc and getting out in soft/loose soil complete all as specified and directed. |
| 14 | Returning, filling in excavated soil in trenches including spreading, leveling, watering and well rammingin layers n. exc. 25 cm thick complete all as specified and directed |
| 15 | Removing of excavted soil to a distance n. exc. 50 mtr and deposited where directed at a level not exceeding 1.5 mtr above the starting point complete all as specified and directed. |
| 16 | Supplying, install and errect in true vertical position steel tubular swaged weldedpole in replacementcomplete with cast iron/MS base plate 6mm thick and of size 300x300mm,final taper, pole cap, bolts, nuts, washers & screws etc. pole made out of ERW M.S. tubing conforming to IS-2713 part-II type 410 SP-55 (11.0 metre long) HT including of holes of reqd Nos and size for fixing of cross arms, paintingwith one coat of red oxide primer and two coats of aluminium paint for exposed surfacesand two coats of black bituminous paint for portion embedded in concrete, painting three signal red colour bends at lower portion of exposed pole starting from plinth block , each band of 300mm height at 300mm spacing, painting pole No the black paint by stenciled letters/figures of 8 cm height complete all as specified and directed by Engr-in-charge.(Note:1.Excavation and PCC works will be measured and paid separatly in respected items.) |
| 17 | M&L for cement concrete 1 : 2 : 4 type B-1 using 20 mm graded aggregate as in foundation, filling and mass concrete necessary form work all as specified and directed. (for pole coping) |
| 18 | M&L for cement concrete 1 : 4 : 8 type D-2 using 40 mm graded aggregate as in foundation for pole including necessary form work all as specified and directed |
| 19 | M&L Cross arms, bracings, 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 sizes as indicated or directed and inclusive of one primer coat and two coats of alluminium paint complete all as specified and directed. |
| 20 | S&F PVC insulated and FR PVC Round Sheathed, Copper Conductor (flexible) industrial cable, 1100 Volt, 1.5 Sqmm 9 core conforming to IS 697 |
| 21 | Supply, stringing, streaching and bindingin replacement with insulator, ACSR conductor (Weasel /ferret/Mink) on HT Poles including providing of necessary jumpers, protective sleeves for jumpers, connecting all existing incoming and out going connections, etc all as specified & directed. |
| 22 | \"M&L earthing GIStripcomplete with galvanized steel plate electrode 600 mm x 600 mm x 6.0 mm thick, burried directly in ground vertically in pit of depth not less than 2.25 metre below normal ground level with top edge of the earth plate at a depth not less than 1.5 metre below normal ground level surrounded from all sides with mixture of charcoal and common salt in alternate layers and electrode connected to galvanized iron strip 32 x 6 mm size by means of GI bolts, nuts, check nuts and washers, earth strip protected by galvanized steel pipe 40 mm bore (light grade) connected to main switch board or any other electrical equipment all as shown in electrical plate No. 3 of SSR-2009 Part I and includingnecessary excavation and earth work in any type of strata, 20 mm bore medium grade GI pipe for watering, funnel with wire mesh, PCC (1:3:6), type C-1 chamber, RCC (1:2:4), type B-1, reinforced with 6 mm dia MS round bars @ 15cm c/c both way for cover and MS frame etc., complete all as specified. including taking down old unserviceable earthings. |
| 23 | S&F in replacement tubing \"lightgrade\" galvanised iron with all fittings and fixed to poles, walls etc. with flat iron clamps /bolts /nuts /washers or laid in floors/under roads complete all as specified and directed of80 mm bore |
| 24 | Supply and fixgalvanized iron strip 32 x 6mm fixed with saddles & fixing screws, PVC dash fastners, insulators fixed from test point to earth on walls or burried in ground / drawn into hume pipe all as specified and direted. |
| 25 | M&L for anti-climbing device; spikes type fabricated out of M.S. bars (round, square and flat) including nuts, bolts, washers and welding in two halves made to shape to suit the cross section of the pole |
| 26 | M&L for danger notice plate of 1.6 mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with M.S. clamps, bolts and nuts of approved size, for HT, 25x20 cm size. |
| 27 | M&L for dismantling and re-routing of HT cable 95 sqmm 3 core,by excavation in tranches, taking out cable from trench and laying in newly excaveted trench with protection pipe, returning filling, removal of excavated earth, connecting and jointing. All as specified and as directed at site (Note- excavation and earthe work & protection pipe will be measured and paid under the respective item ofschedule) |
| 28 | M&L for Levelling, cleaning of ground around 4 pole structure/2 pole structure and filling & Spreading evenly stone aggregate/ boulders of size40 mm size all as directed by Engr-in-Charge. |
