CWEJP-26/23-24 REPAIR/MAINT OF GOD, LIGHTING ARESSTER, VCBs HT CABLE, HT OH CONDUCTOR AND ALLIED WORKS UNDER AGE E/M OF GE SATWARI

Amount

Switch air break gang operated triple pole mechanically operated from ground level, mounted on insulators and steel frame (15 insulator type) outdoor type suitable for vertical installation single break provided with locking arrangement consisting of MS channel, HT post top porcelene insulator with drop out fuses operating Rod 20m dia GI pipe medium grade confirming to IS:1818 of 1972 and current rating 200 Amp and voltage 11 KV complete all as specified including jumpering, lead of wire/cable fixed in repair complete all as specified and as directed.

Switch air break gang operated triple pole mechanically operated from ground level, mounted on insulators and steel frame (15 insulator type) outdoor type suitable for vertical installation single break provided with locking arrangement consisting of MS channel, HT post top porcelene insulator with drop out fuses operating Rod 20m dia GI pipe medium grade confirming to IS:1818 of 1972 and current rating 400 Amp and voltage 11 KV complete all as specified including jumpering, lead of wire/cable fixed in repair complete all as specified and as directed.

Lightning arrestor HT 11 KV expulsion type complete with all fittings, transmission class, discharge capacity 65 KA fixed in repair complete all as specified and as directed.

Anti climbing device, spikes type, fabricated out of MS bars (round, square or flat) including nuts, bolts, washers and welding in two halves made to shape to suit the cross section of the poles, spike welded to flat iron, including on primer coat, one under coat and two finishing coats of silver aluminium paint including preparation of surfaces. fixed in repair complete all as specified and as directed.

Pin/post insulator HT 11 KV complete with all fittings and size 150mm height, 150mm dia for 11000 volts grade fixed in repair complete all as specified and as directed.

Moving contract blade Male with female contact as per sample approved by GE suitable for 11 KV, 200 to 400 Amp rating GOD including cable lead/wires, thimbles and connected items etc, fixed in repair complete all as specified and as directed.

Tinned copper flexible jumper suitable for 11 KV, 200 to 400 Amp rating GOD, fixed in repair complete all as specified and as directed.

Danger notice plate of 1.6mm thick MS sheet vitreous enamelled white with letters, figures and conventional skull and bones in signal Red colour and inclusive fixed with MS flat clamps 25x3mm 2 Nos, nuts, bolts for HT 11000 volt of size 25x20cm fixed in repair complete all as specified and as directed.

Earthing complete with galvanised steel earth plate 600 x 600 x 6mm buried directly in ground vertically to a depth not less than 2.25 mtr below normal ground level with top edge of the earth plate at a depth not less than 1.5 mtr below ground level connected to and including GI strip 25x4mm by means of nuts, bolts, washers etc made of and connected to test point and earth dolly as all shown in electrical plate No.3 of SSR Part-I 2009 and specified or indicated including excavation and earth work in any type of soil PCC (1:3:6) type C1 in chamber, pre cast RCC slab 50mm thick in cement concrete (1:2:4) type B1, reinforced with welded steel wire fabric or XPM jali (weight not less than 4.00 kg/Sqm with cast iron frame, funnel, with wire mesh, 40 mm bore medium grade GI watering pipe, lugs, 15mm bore medium grade GI protection pipe, test point etc complete all as specified and as directed.

Earthing complete with galvanised steel earth plate 600 x 600 x 6mm buried directly in ground vertically to a depth not less than 2.25 mtr below normal ground level with top edge of the earth plate at a depth not less than 1.5 mtr below ground level connected to and including GI wire of size 4 mm by means of nuts, bolts, washers etc made of and connected to test point and earth dolly as all shown in electrical plate No.3 of SSR Part-I 2009 and specified or indicated including excavation and earth work in any type of soil PCC (1:3:6) type C1 in chamber, pre cast RCC slab 50mm thick in cement concrete (1:2:4) type B1, reinforced with welded steel wire fabric or XPM jali (weight not less than 4.00 kg/Sqm with cast iron frame, funnel, with wire mesh, 20mm bore medium grade GI watering pipe, lugs, 15mm bore medium grade GI protection pipe, test point etc complete all as specified and as directed.

GI Strip of size 25 x 4 mm along the wall, floor, ceiling etc complete all as specified and as directed.

Cross Arms, bracings, supports, clamps, Angle etc fabricated from steel including nuts, bolts, washers, welding, bending, drilling holes for bolts in any shape or size as directed inclusive of one primer coat, one under coat and one finishing coat of aluminium fixed in repair complete all as specified and as directed.

Surface excavation not exceding 30 cm deep in soil soft/loose and averaging 15 cm deep and getting out including removal of green vegetation, roots, bushes, etc surrounding of 2 / 4 / 6 pole structure / substations / Panels complete all as specified and as directed.

Aluminium conductor, steel reinforced weasel/ferret for making bus bar on pole streching fixed in repair complete all as specified and as directed.

Re-stretching, restraining ACSR conductor laid over, OH HT line on steel/PCC poles after removing the binding from insulators, lowering the ACSR conductor or broken OH line due to any reason, jointing the broken conductor, Re-winding the ACSR with insulators including providing binding wire, jumpering & connecting the existing service cables after re-stretching/Re-straining to OH line & removing unavoidable sag in the lines, complete all as specified and as directed.

Pruning of trees and branches along the HT over head electric lines, surrounding of HT poles, HT panels Sub-STN bldgs & transformers at different location at 'Y' station and ridge area should be cleared upto 3mtr of outer edge of assets & removing/disposal of branches out side the cantonment area with prior permission complete all as specified and as directed.

Galvanized steel stay assembly complete with stay rod 20mm dia including stay strand 20 mm fixed for stay of poles fixed in repair complete all as specified and as directed.

Plain cement concrete 1:4:8 type D-2 using 40mm graded crushed stone aggregate as in foundation of poles etc complete all as specified and as directed.

Plain cement concrete 1:2:4 type B-1 using 20mm graded crushed stone aggregate as in coping of poles and foundation etc including necessary form work complete all as specified and as directed.

PCC (1:3:6) type C-2 using 40 mm graded crushed stone aggregate in stay assy, filling and mass concrete crushed complete all as specified and as directed.

Excavating in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth for laying of cables & foundation of poles ,stay assembly and getting out in any type of soil complete all as specified and as directed.

All as per Srl item No 21 above but exceeding 1.5 mtr and not exceeding 3 mtr depth. complete all as specified and as directed.

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

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

Dry river sand as cable cushioning 15cm thick layer before laying and 8cm thick over cable after laying the cable in trench complete all as specified and as directed.

Dry bricks over cable as mechanical protection layed flat with width equal to length of brick with sub class 'B' bricks complete all as specified and as directed.

Preparation of old painted surface of HT steel tubular electric pole 11 TO 16 mtr hights including channel and clamps by removing all dirt, dust,etc and painting with two coat of synthetic aluminium paint over a coat of red oxide paint including making five strips of 30cm each upto 1.5 mtr above PCC pedal with two coats of black and white synthetic enamel paint including marking/numbering of pole number with transformer number by means of stencil complete all as specified and as directed.

All as per Srl item No 27 but HT 2-Pole structure complete all as specified and as directed.

All as per Srl item No 27 but HT 4-Pole structure complete all as specified and as directed.

Disc insulators porcelain vitreous 145mm height x 255 mm dia complete with hardware fittings ball & socket type Two-in-series assembly for tension with tension clamps for conductors for 11000 volt pressure.ISI marked fixed in repair complete all as specified and as directed.

Pin Type, Porcelain, vitreous, white, brown or green insulator including one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut, 150 mm height, 150 mm dia for 11000 volt grade fixed in repair complete all as specified and as directed.

Supplying & Errecting in truelly vertical position steel tubular swaged poles in replacement of UNSV /Broken PCC poles complete with CI base plate, finial taper plug bolts, nuts & screws 11.0 mtr long type 410 SP-55 including painting of poles with 2 coats of approved aluminium paint over a coat of red oxide, making five strips of black and white paint from PCC of size 30cm thick, numbering of pole with black or white colour by means of stencils complete all as specified and as directed.

XLPE insulated, Armoured, electric cable heavy duty with alumimium conductor 11000 volt (E) grade of size 95 Sqmm x 3 core fixed in repair complete all as specified and as directed..

XLPE insulated, Armoured, electric cable heavy duty with alumimium conductor 11000 volt (E) grade of size 120 Sqmm x 3 core fixed in repair complete all as specified and as directed.

XLPE insulated, Armoured, electric cable heavy duty with alumimium conductor 11000 volt (E) grade of size 185 Sqmm x 3 core fixed in repair complete all as specified and as directed.

XLPE insulated, Armoured, electric cable heavy duty with alumimium conductor 11000 volt (E) grade of size 240 Sqmm x 3 core fixed in repair complete all as specified and as directed.

GI pipe "Light Grade" of size 100 mm light grade for floor, road cutting and protection of cable complete all as specified and as directed.

GI pipe "Light Grade" of size 80 mm light grade for floor, road cutting and protection of cable complete all as specified and as directed.

Outdoor type cable end termination jointing kit heat shrinkable complete with all accessories and jointing materials suitable mounting on channel/angle iron with and incl cable pieces of suitable size length and line type vice for 3 core 95 Sqmm XLPE HT cable (kit shall be not older than 3 months from the date of manufacture) fixed in repair complete all as specified and as directed.

Outdoor type cable end termination jointing kit heat shrinkable complete with all accessories and jointing materials suitable mounting on channel/angle iron with and incl cable pieces of suitable size length and line type vice for 3 core 120 to 185 Sqmm XLPE HT cable (kit shall be not older than 3 months from the date of manufacture) fixed in repair complete all as specified and as directed.

Outdoor type cable end termination jointing kit heat shrinkable complete with all accessories and jointing materials suitable mounting on channel/angle iron with and incl cable pieces of suitable size length and line type vice for 3 core 240 Sqmm to 300 sq mm, XLPE HT cable (kit shall be not older than 3 months from the date of manufacture) fixed in repair complete all as specified and as directed.

Outdoor type cable straight through jointing kit heat shrinkable complete with all accessories and jointing materials suitable mounting on channel/angle iron with and incl cable pieces of suitable size length and line type vice for 3 core 120 to 185 Sqmm XLPE HT cable (kit shall be not older than 3 months from the date of manufacture) fixed in repair complete all as specified and as directed.

Outdoor type cable straight through jointing kit heat shrinkable complete with all accessories and jointing materials suitable mounting on channel/angle iron with and incl cable pieces of suitable size length and line type vice for 3 core 240 Sqmm XLPE HT cable (kit shall be not older than 3 months from the date of manufacture) fixed in repair complete all as specified and as directed.

HT fuse element 11 KV fibre glass type suitable for 11 KV 10 to 50 Amps complete all as specified and as directed.

Servicing of HT 11KV indoor VCB panel and breakers of any make with mechanism comprising of the following:- (a) Decarburizing/cleaning complete 11kV HT Bus bar chamber with electrical connections, complete bus bar from the bus bar chamber , Cleaning with CTC and ensure proper decarburizing up to proper megger value, refixing the same after applying Backtol Red solution to the bus bar insulator and checking all the connections, tightening the nuts, bolts complete including replacement of defective rusted bolts and nuts all as specified and directed. (b) Servicing of spring loaded operating mechanism. (c) Servicing of spring charging motor. (d) Checking and servicing of gearbox, auxiliary switches, spring, limit switch etc complete. (e) Checking and repairing electrical and mechanical operations (f) Lubrication all moving parts with petroleum jelly and cleaning all bushing insulators with CTC (g) Tightening of all mechanical connections of mechanism (h) Proper Tightening all LV connection of VCB. After completion of above items HT 11 KV supply will be restored as per disconnecing order and testing,complete all as specified and as directed.

Collecting necessary/ required data & peak load details from IED of any type/Make from 11kV HT panel , Transformer/Feeder full load details during peak hours. Relay Setting Calculations & Co-Ordination Study. Unit Protection Setting of Transformers. Feeder wise settings has to be furnished & Report with Firm Recommendations to be submitted , Down Stream Power distribution (Complete 11 KV system) overall co-ordinations of time need to be achieved. Disconnecting IED of any type/Make from 11kV HT panel, cleaning the contacts , IED configuration , Calibration & Testing of all the measuring & protection elements at site. Testing of all the trip functions of the relays after final current settings by simulating fault current by CT secondary injection test set , rectification of defects in control wiring for proper tripping of CB during actual system fault conduction through relay & Tripping coil in all as specified and as directed. Note: The Contractor has to arrange necessary testing Kits, testing equipments, tools etc. Rental rates for the testing/calibration kits & connected equipments are deemed to be included in the quoted rate. Testing & tuning shall be carried out onsite with testing equipments in presence of Engr-in-Charge by Qualified , Licenced personal and test results shall be signed both by the contractor and Engineer-in-Charge and kept on recordin to the satisfaction of the Department.complete all as specified and as directed.

Unserviceable Spring charging motor for ABB/ Areva/ scheneider HT 11 KV VCB Panel as per existing make and model fixed in repair complete all as specified and as directed.

Unserviceable master trip relay HT 11 KV VCB Panel as per existing make and model fixed in repair complete all as specified and as directed.

Unserviceable over current and earth fault relay HT 11 KV VCB Panel as per existing make and model fixed in repair complete all as specified and as directed.

Unserviceable ABB triping closing coil HT 11 KV VCB Panel as per existing make and model fixed in repair complete all as specified and as directed.

Handle unigear of HT VCB Panels of HT 11 KV VCB Panel as per existing make and model fixed in repair complete all as specified and as directed.

Main door locking handle of HT VCB Panels of fixed in repair complete all as specified and as directed.

Unserviceable Auxiliary switch as per existing make and model fixed in repair complete all as specified and as directed.

Unserviceable LED Indication Lamps fixed in repair complete all as specified and as directed.

Digital Ammeter of CT Ratio 300/150/5 amp. fixed in repair complete all as specified and as directed.

Digital Voltmeter of PT Ratio 11000/110 Volts. fixed in repair complete all as specified and as directed.

Vacuum Interrupter as per existing make and model for 11 KV VCB all as directed by fixed in repair complete all as specified and as directed.

VCB Jaw Tulip Contact as per existing make and model for 11KV VCB fixed in repair complete all as specified and as directed.

VCB Jaw Contact as per existing make and model for 11KV VCB fixed in repair complete all as specified and as directed.

VCB Flower contact suitable for seimence VCB as per existing make and model for 11KV VCB fixed in repair complete all as specified and as directed.

Vacuum Circuit breaker spring charging Mechanism as per existing make and model for 11KV VCB fixed in repair complete all as specified and as directed..

VCB Limit switch Areva as per existing make and model for 11KV VCB fixed in repair complete all as specified and as directed.

3 Vaccum Circuit Breaker Interrupter Housing VCB as per existing make and model for 11KV VCB fixed in repair complete all as specified and as directed.

3 Vaccum Circuit Breaker Interrupter Housing VCB as per existing make and model for 11KV VCB fixed in repair complete all as specified and as directed.

Loop type insulator vitreous porcelain, white, brown or green large size, with overall dimensions 90mm x 140 mm, clearance of hole 25.5 mm fixed in repair complete all as specified and as directed.

M/S S K Electricals Regd (BID ID -3094885)

vivek and co (BID ID -3087807)

M/S RAJ ENGINEERS (BID ID -3081985)

M/S JIWAN SINGH (BID ID -3095359)