Tender For Repair/Maint Of God, Lightening Arrester, Vcbs, Ht Cable, Ht Oh Conductor And Allied Works Under Age E/M Of Ge Satwari; 1 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 porceleneinsulator 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 KVcomplete all as specified and as directed. 2 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 porceleneinsulator 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 KVcomplete all as specified and as directed. 3 Replacement of 12 KV lightning arrestor station class 30 KA complete all as specified and as directed. 4 Replacement of 12 KV lightning arrestor station class 65 KA complete all as specified and as directed. 5 Front of HT panels, under GOD etc Rubber mats of size 1mtr x 2mtr x 2.5mm thickness 11 KVcomplete all as specified and as directed. 6 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 shapeto 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 surfacescomplete all as specified and as directed. 7 Pin/post insulator HT 11KV complete with all fittings and size 150mm height, 150mm dia for 11000 volts grade complete all as specified and as directed. 8 Male contact (moving contact blade) as per sample approved by GE suitable for 11 KV 400 Amp rating GOD including cable lead/wires, thimbles and connected itemsetc,complete all as specified and as directed. 9 Female contact as per sample approved by GE(fixed contact jaw) suitable for 11 KV 400 Amp rating GOD including cable lead/wires, thimbles and connected items etc, complete all as specified and as directed. 10 Tinned copper flexible jumper suitable for 11 KV 400 Amp rating GOD, complete all as specified and as directed. 11 Demolition of Cement concrete (unreinforced) in Poles/ four pole/two pole/HT& LT pole/panel/approach path to sub station (below or above ground level) and removing all the demolished material outside cantt areacomplete all as specified and as directed. 12 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 LT 440 volt of size 20x15cmcomplete all as specified and as directed. 13 All as per description ser item No 12 above here-in-before but for HT 11000 Volt 25x20cm in size complete all as specified and as directed. 14 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, 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.d. (Length of GI earth strip & Protection pipe is up to 7.5 RM including) Note: - If soil required in earthing shall be provided by contractor without any extra cost.No extra amount shall be given to contractor for extra earthing soil. 15 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 wireof 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. Note: - If soil required in earthing shall be provided by contractor without any extra cost.No extra amount shall be given to contractor for extra earthing soil. 16 GI Strip of size 25 x 4 mm along the wall, floor, ceilingetc complete all as specified and as directed. 17 Pin/post insulator HT 33KV complete with all fittingscomplete all as specified and as directed. 18 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 paint incl Dismantling complete all as specified and as directed. 19 Chain link MS Galvanised fencing of 4 mm dia wire of size 150 mm x 100 mm cold dip fixed to angle frame and flat iron with suitable nuts and bolts any size or type complete all as specified and as directed. 20 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. 21 Plain cement concrete 1:2:4 type B-1 using 20mm graded crushed stone aggregate as in coping of poles/Transformer plinth etc including necessary form work complete all as specified and as directed. 22 Surfaceexcavation not exceding 30 cm deep in soil soft/loose andaveraging 15 cm deepand gettingoutgreen vegetation, roots, bushes,etc surrounding of2 / 4 / 6polestructure / substations / Panels complete all as specified and as directed. 23 Rendering 15 mm thick in cement mortar 1:4 on brick wall surface or concrete surface finished even and fair without using extra cement upto any heightcomplete all as specified and as directed. 24 Dismantling concrete poles/ struts, any size complete all as specified and as directed. 25 Dismantling insulators any type, any size complete all as specified and as directed. 26 Errection Steel tubular swaged poles complete with cast iron base plate, finial taper plug, bolts, nuts and screws as specified type 410 SP-55 (11 metres long) complete all as specified and as directed. 27 Excavation in trenches in any type of soil not exceeding 1.5 mtr wide and not exceeding 1.5 mtr in depth for taking out of unserviceble/laying new LT under ground cable complete all as specified and as directed. 28 Returning filling in, approved soft/loosesoil, including spreading , levelling, watering and well ramming in layers each not exceeding 25cm in soft/loose soil complete all as specified and as directed. 29 Removing excavated material (surplus soil) to a distance not exceeding 50 mtrs and depositing where directed at a level not exc 1.5 m above the starting point all as specified and directed. 30 Aluminium conductor, steel reinforced wisel/fereet for making bus bar on pole streching including taking down complete all as specified and as directed. 31 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 CTs 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 complete all as specified and as 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. 32 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 incomplete all as specified and as directed. 33 Unserviceable Spring charging motor for ExistingHT 11 KV VCB Panel as per existing make and modelcomplete all as specified and as directed. 34 Unserviceablebreaker charging spring of Existing HT 11 KV Breaker as per existing make and modelcomplete all as specified and as directed. 35 Unserviceablemaster trip relay for HT 11 kv existing Make Ashida/ABB/Schneiderand L & Tcomplete all as specified and as directed. 36 Unserviceableover current and earth fault relay HT 11 kv as per existing make and modelcomplete all as specified and as directed. 37 UnserviceableLED Indication Lamps HT 11 kv as per existing make and modelcomplete all as specified and as directed. 38 Outdoor type cable end termination jointing kit heat shrinkable complete with all accessories and jointing materials suitable mounting onangle iron for 3 core 240 SqmmXLPE HT cable (kit shall be not older than 3 months from the date of manufacture)complete all as specified and as directed. 39 Outdoor type cable end termination jointing kit heat shrinkable complete with all accessories and jointing materials suitable mounting on channel/angle iron for 3 core 95 SqmmXLPE HT cable (kit shall be not older than 3 months from the date of manufacture)complete all as specified and as directed. 40 Digital Voltmeter for HT 11 KV as per existing make and modelcomplete all as specified and as directed. 41 Disconnecting only HT 11 KV Supply from HT 11 KV VCB panel and restore HT 11 KV supply after repair, servicing of HT panel,complete all as specified and as directed. 42 Preparation of old painted surfaces steel/iron of structure of any description 11 KV Sub Station for 11/0.433 KV incomer line complete (one incoming 4 pole/2 pole structure with cross arms and one way 11 KV line structure with 11 KV structure to complwte) with two coats of aluminium paint including preparation of the existing surface,complete all as specified and as directed. 43 Maintenance of 33 KV indoor control and relay panel andchecking wiring from outdoor VCB to indoor control panel, tightening of loose connections, U/S indicator with holder, thimble and incl replacement of unserviceable wiring/part including testing, calibration and checking of tripping system of 33 KV control panel through all protective relays installed on each C&R panel including testing and adjust/ repair the alarm circuit as per time current characteristics by primary injuction test at 60%, 75%, 100% plug including well cleaning and decarbonizing of relay contacts complete all as specified and as directed. 44 Overhauling and servicing of 33 KV VCBincluding repair and setting of operating mechanism parts, spring charging material mechanism, well cleaning with petrol and CRC-226 andincl replacing unserviceable parts/ accessories, oiling/ greasing of moving parts, dismantling, checking and well cleaning of pole insulator, checking of vaccum, interupters well cleaning mechanism links fibre reinforced plastic frame around the vaccum interupters including routine and periodical testcomplete all as specified and as directed. Note:- Spare parts required to make VCB functional replaced wih SCADA compatible parts/ accessories will be measured and paid separately under respective items. 45 Supply, installation,testing and commisioning in replacement of 33 KV, outdoor PT, Oil cooled 33KV/110 Voltcomplete all as specified and as directed. 46 Supply, installation,testing and commisioning in replacement of 33 KV outdoor CT oil cooled 200/100/5+5 complete all as specified and as directed. 47 Material and labour for spreading of crushed stone aggregate of nominal size not more than 40mm from the bay/yard manually without damaging any equipments, cable or parts of the 33 KV Grid bays, spreading & levelling of finished gravel uniformaly in layers not exceediong 15 cm thickto true surfacecomplete all as specified and as directed. 48 Cutting and removing grass, vegetation bushes etc from inside boundary wall and outsite boundary wall of 33/11 KV Sub Stn, around 33 KV towersand removing all rubbish to a distance not exceeding 50 mcomplete all as specified and as directed. 49 Servicing & RepairstoAir-break switch (isolator) off load, rotating type, 33 KV, 800 Amps to 1250 Amps capacity, with proper alignment of isolator rotatingblades, with fixed contact jaws, arcing horns, applying petrolium jelly to moving mechanism, cleaning and lubricatingto isolator gear box assembly,tightening all nuts, bolts and clamps of jumpers etc, repairing to isolator gear box assembly and making in proper serviceable condition for smooth functioning, testing and commissioningon loadcomplete all as specified and as directed. 50 Male/moving contact/ rotating blade of HDE copper silver platedofAir Brake, off load isolator switch, rotating type, 33 KV, 1250/800 Amps capacitywith all fixing nuts, bolts etccomplete all as specified and as directed. 51 FixedContacts,madeof HDE copper,silver plated, of Air Brake, off load isolator switch, rotating type,33 KV, 1250/800 Amps capacitywith all fixing nuts, bolts etc.complete all as specified and as directed. 52 Terminal pad for Air Brake, off load isolator switch, rotating type, 33 KV, 1250/800 Amps capacity complete all as specified and as directed. 53 Lightining arrester expulsion type ( set of three as per existing make/model/capacity to be fixed on existing structure) complete with all fitting, transmission class, discharge capacity 65 kilo amps suitable for 33000 volts incl taking down old one etccomplete all as specified and as directed. 54 PVC insulated PVC sheathed cable galvanized steel strip or wire armoured electric control cables (Heavy duty) with stranded Copper conductor of size 2.5 sq mm 10 core 1100 Volts gradecomplete all as specified and as directed. 55 All as per description Srl item No. 54 above but 2.5 sqmm 6 core copper conductor complete all as specified and as directed. 56 Vacuum interrupter suitable for1250 amps, 11 KV HT VCB existing sample complete all as specified and as directed. 57 Dry river sand as cable cushioning 15cm thick layer before laying and 8cm thick over cable after laying the cable in trenchcomplete all as specified and as directed..Note :Measurement shall be taken after punning down. 58 Un-reinforced precast concrete cable cover, class HV, type 1, flat size 300mmx 180mm x 40mm complete all as specified and as directed. 59 Supplying, laying, jointing testing and connecting in replacement , XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured,electric power cable (heavy duty) with multistranded aluminum conductors, 11 KV (E)grade, of size 240 Sq mm, 3 core, laid in trenchescomplete all as specified and as directed. 60 Supplying, laying, jointing testing and connecting in replacement , XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured,electric power cable (heavy duty) with multistranded aluminum conductors, 11 KV (E)grade, of size 95 Sq mm, 3 core, laid in trenchescomplete all as specified and as directed. 61 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 ofsize 95 Sqmm incl taking down of existingcomplete all as specified and as directed. 62 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 ofsize 240 Sqmm incl taking down of existing complete all as specified and as directed.
