Military Engineer Services-MES has published Repair Replacement Of Transformer Vcb Rmu Cable And Misc Works In South Zone And Central Zone At Binnaguri Mil Stn Under Ge North Binnaguri. Submission Date for this Tender is 25-12-2020. Circuit Breakers Tenders in Binnaguri Mil Stn West Bengal. Bidders can get complete Tender details and download the document.
Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
1 | 09-Dec-2020 | corrigendum1 | BOQ | 18-12-2020 |
2 | 18-Dec-2020 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 25-12-2020 |
Name of Work: REPAIR/REPLACEMENT OF TRANSFORMER, VCB, RMU, CABLE AND MISC WORKS IN SOUTH ZONE & CENTRAL ZONE AT BINNAGURI MIL STN UNDER GE(N) BINNAGURI | |||||
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Sl. No. | Item Description | Item Code / Make | Quantity | Units | |
1 | 1 | Schedule 'A' | BI01010001010000000000000515BI0100001112 | ||
2 | 1.01 | Disconnecting transformer outdoor / indoor type 11 KV /433 Volt supply system electrically both side, earth terminal and taking down carefully from pole / platform mounted on PCC foundation etc and carrying to work shop for repair complete all as specified and as specified :-\n\n63 KVA to 250 KVA | BI01010001010000000000000515BI0100001113 | 2 | Each |
3 | 2 | 300 KVA to 500 KVA complete all as specified and as directed. | BI01010001010000000000000515BI0100001114 | 2 | Each |
4 | 3 | M & L for rewinding of transformer HT coil with super enamelled / paper coated copper wire of existing gauge including all associated insulating material such as separator etc complete varnishing, heating including dismantling of top cover, decanting transformer oil, storing the same in suitable container, disconnection live part, dismantling of bushing, lifting of core Assay, checking the windings, cleaning of cooling tube, conservator and all internal connection after all necessary repair work and rewinding, assemble the complete transformer and refilling after necessary filtration including all internal connection etc of any type / capacity transformer. Note : Filtration of oil shall be measured and paid separately complete all as specified and as directed. | BI01010001010000000000000515BI0100001115 | 530 | KG |
5 | 4 | All as per item No 3.00 here-in-above but LT winding complete all as specified and as directed. | BI01010001010000000000000515BI0100001116 | 280 | KG |
6 | 5 | Supply & fixing in replacement of Silica gel breather assembly complete unit including Silica gel and taking out the old unserviceable one and providing proper gasket including replacement of corroded pipe connections to breather assembly suitable for transformer of capacity 100 - 200 KVA complete all as specified and as directed. | BI01010001010000000000000515BI0100001117 | 4 | Each |
7 | 6 | All as per item No 5.00 here-in-above but for transformer of capacity 250-300 KVA -ditto- complete all as specified and as directed. | BI01010001010000000000000515BI0100001118 | 3 | Each |
8 | 7 | All as per item No 5.00 here-in-above but for transformer of capacity 400-500 KVA -ditto- complete all as specified and as directed. | BI01010001010000000000000515BI0100001119 | 4 | Each |
9 | 8 | M & L for repairing to Outdoor/Indoor transformer HT / LT bushing assembly including all worn out / damaged parts by replacing the following parts without disturbing the other parts as under complete all as specified and as directed. :-\n\nBrass spindle with 05 Nos nuts, check nuts and washer of dia 12 mm. | BI01010001010000000000000515BI0100001120 | 10 | Each |
10 | 9 | Brass spindle with 05 Nos nuts, check nuts and washer of dia 16 mm complete all as specified and as directed. | BI01010001010000000000000515BI0100001121 | 6 | Each |
11 | 10 | Brass spindle with 05 Nos nuts, check nuts and washer of dia 20 mm complete all as specified and as directed. | BI01010001010000000000000515BI0100001122 | 4 | Each |
12 | 11 | Rubber bush round type of any size complete all as specified and as directed. | BI01010001010000000000000515BI0100001123 | 54 | Each |
13 | 12 | Porcelain insulator for LT bushing of any size complete all as specified and as directed. | BI01010001010000000000000515BI0100001124 | 6 | Each |
14 | 13 | Porcelain insulator for HT bushing of any size complete all as specified and as directed. | BI01010001010000000000000515BI0100001125 | 6 | Each |
15 | 14 | M & L for transformer gasket for top cover 4mm thick rubber seal cork sheet complete all as per site requirement complete all as specified and as directed. | BI01010001010000000000000515BI0100001126 | 8 | Each |
16 | 15 | Supplying, filling dehydration and filtration of new transformer oil for toping up / replacement of transformer oil having dielectric strength not less than 40 KV (rms) with gap of 2.5 mm all as conforming to IS 335 of 1993 complete all as specified and as directed. | BI01010001010000000000000515BI0100001127 | 1045 | Ltrs |
17 | 16 | Dehydration, filtration de sludging of transformer oil of any type / capacity of transformer at site including all arrangement of tools plants etc to achieve dielectric strength not less than 40 KV(rms) with 2.5 mm testing gap complete all as specified and as directed. | BI01010001010000000000000515BI0100001128 | 4000 | Ltrs |
18 | 17 | M & L for painting of transformer with two coats of synthetic enamel paints including surface preparation and painting / making SM MES No Capacity etc all as directed of the following sizes complete all as specified and as directed.:-\n\n200 KVA to 300 KVA | BI01010001010000000000000515BI0100001129 | 4 | Each |
19 | 18 | 400 KVA to 750 KVA complete all as specified and as directed. | BI01010001010000000000000515BI0100001130 | 6 | Each |
20 | 19 | Shifting of transformer of any capacity from 2 pole structure / PCC foundation / sub station after disconnecting HT / LT connections, earthing leads etc and reinstallation the same at new location upto a distance of 8 Km complete all as specified and as directed. | BI01010001010000000000000515BI0100001131 | 2 | Each |
21 | 20 | Supply and fixing of new temperature gauge ( 0 degree to 120 degree C ) range dial temperature as directed including taking down old unserviceable gauge complete all as specified and as directed. | BI01010001010000000000000515BI0100001132 | 8 | Each |
22 | 21 | M & L for transformer oil level indicator assembly complete with iron frame, glass, rubber packing sheet, nuts, bolts and washers etc as per existing complete all as specified and as directed. | BI01010001010000000000000515BI0100001133 | 8 | Each |
23 | 22 | Supply and fixing and testing of externally operated tap changer switch off load type after dismantling of transformer conservation / top cover and reassembling the same after replacing complete suitable for 63 to 200 KVA Transformer complete all as specified and as directed. | BI01010001010000000000000515BI0100001134 | 6 | Each |
24 | 23 | Supply fixing and testing of externally operated tap changer switch off load type after dismantling of transformer conservation / top cover and reassembling the same after repairs complete suitable for 250 to 500 KVA Transformer complete all as specified and as directed. | BI01010001010000000000000515BI0100001135 | 4 | Each |
25 | 24 | Transporting, lifting and positioning repaired transformer from workshop to the desired place complete all as specified and as directed :-\n\n63 KVA to 250 KVA | BI01010001010000000000000515BI0100001136 | 2 | Each |
26 | 25 | 300 KVA to 500 KVA complete all as specified and as directed. | BI01010001010000000000000515BI0100001137 | 3 | Each |
27 | 26 | Material and labour for applying two coats of aluminium paint to steel tubular HT pole 9.0 mtr long including cross arms after preparation of existing surface complete all as specified and as directed. | BI01010001010000000000000515BI0100001138 | 12 | Each |
28 | 27 | Material and labour for applying two coats of aluminium paint to steel tubular HT pole 11 mtr long including cross arms after preparation of existing surface complete all as specified and as directed. | BI01010001010000000000000515BI0100001139 | 8 | Each |
29 | 28 | Material and labour for applying two coats of aluminium paint to steel tubular HT pole 16 mtr long including cross arms after preparation of existing surface complete all as specified and as directed. | BI01010001010000000000000515BI0100001140 | 4 | Each |
30 | 29 | M & L for complete Servicing and Calibration of HT 11 KV VCB relays and tripping mechanism for regulating the fault flow (Over Current, Earth Fault, Differential) in sequence from down stream 11 KV distribution VCBs of various/RMU/Sub Stns to SF-6 Breaker at 66/11 KV receiving Station complete and getting tested and certified by the authorised testing / manufacturing agency for accuracy and effective functioning and servicing and cleaning to VCB trolleys 11 KV, 3 pole, 630 Amps including repairs to auto charging system of vacuum circuit breaker by servicing the charging motors and operating mechanism and electric connections, complete all as specified and as directed. | BI01010001010000000000000515BI0100001141 | 10 | Each |
31 | 30 | M & L for repair of HT 11 KV vaccum circuit breaker complete set including replacement of complete internal AC/DC circuit wiring with existing size of wire, internal and external painting as per existing colour, reinsulation of HT busbar and calibration of relays and tripping mechanism and installation of VCB with existing system after coupling with VCB panel by suitable size copper busbar and testing complete all as specified and as directed. | BI01010001010000000000000515BI0100001142 | 2 | Each |
32 | 31 | M & L for paint of HT VCB 11 KV Panel consisting of 14 nos VCB at common busbar with two coats of hammer tone paint after preparation of existing surface without damaging any part of VCB complete all as specified and as directed. | BI01010001010000000000000515BI0100001143 | 1 | Each Job |
33 | 32 | Supply and fixing Numerical protection relay with LCD display for HT 11 KV VCB 4 element (3 Phase + EF) non directional over current IDMT/DMT, instantaneous over current protection with adjustable timer, breaker failure detection, inbuilt CB trip circuit supervision function during pre close and post close of CB, on site CT secondary selection 1A/5A, wide range of power supply input 18V to 250 V AC/DC, 4 digital output contacts for local alarm as trip, 2 dedicated status input for trip circuit monitoring, 5 nos of fault data stored with keypad interface and time stamping including setting of relay and testing complete all as specified and as directed. | BI01010001010000000000000515BI0100001144 | 6 | Each |
34 | 33 | M & L for repairs to 66 KV SF-6 circuit Breaker auto charging electrical system by replacing damaged spares, suitable for Outdoor SF6 Circuit Braker type 70-SFM-32B, 72.5 KV rated Amps 1250 A, NOTE : (i) Minor items for repair of breaker electrical system shall be deemed in quoted rate. (ii) Replacement of major unserviceable spares/accessories shall be measured & paid separately under relevant items of this Schedule ‘A | BI01010001010000000000000515BI0100001145 | 1 | Each Job |
35 | 34 | Supply and fixing in repair Closing coil 110 volts DC, 52C for 66 KV SF-6 circuit breaker for remote/manual operation complete all as specified and as directed. | BI01010001010000000000000515BI0100001146 | 1 | Each |
36 | 35 | Supply and fixing in repair trip coil 110 volts DC, 52 T1 T2 for 66 KV SF-6 circuit breaker for remote/manual operation complete all as specified and as directed. | BI01010001010000000000000515BI0100001147 | 1 | Each |
37 | 36 | Supply and fixing Heater 230 volts AC 100 watt for 66 KV SF-6 circuit breaker for remote/manual operation complete all as specified and as directed. | BI01010001010000000000000515BI0100001148 | 4 | Each |
38 | 37 | Supply and fixing HT rubber matting of superior quality ISI marked of size 2Mx1Mx19 mm thick complete all as specified and as directed. | BI01010001010000000000000515BI0100001149 | 30 | Each |
39 | 38 | Supply & fixing vacuum interrupter for HT11 KV VCBs, 630 Amps, type- B-21-M4 (M-500), brakding capacity 13.1 KA complete all as specified and as directed. | BI01010001010000000000000515BI0100001150 | 4 | Each |
40 | 39 | Supply and fixing Analogue Amp-meter CT operated of size 144 mm x 144mm, suitable for HV panel board 11000 V ranging 0 to 15/30 Amp complete all as specified and as directed. | BI01010001010000000000000515BI0100001151 | 2 | Each |
41 | 40 | Supply and fixing Analogue Amp-meter CT operated of size 144 mm x 144mm, suitable for HV panel board 11000 V ranging 0 to 60/30 Amp complete all as specified and as directed. | BI01010001010000000000000515BI0100001152 | 2 | Each |
42 | 41 | Supply and fixing Analogue Amp-meter CT operated of size 144 mm x 144mm, suitable for HV panel board 11000 V ranging 0 to 100/50 Amp complete all as specified and as directed. | BI01010001010000000000000515BI0100001153 | 2 | Each |
43 | 42 | Supply and fixing Analogue Volt meter of size 144 mm x 144 mm, suitable for HV panel board 11000 V, ranging 0 to 15 KV (excluding PT) complete all as specified and as directed. | BI01010001010000000000000515BI0100001154 | 2 | Each |
44 | 43 | Supply and fixing replacement of dry type epoxy resin cost totally enclosed Single Phase PT (Potential Transformer) 11000 /110 V range, 50 Hz, voltage factor 1.2/1.9, Burden-100 VA insulation level 12/28/75 KVas per IS-3156/1992 complete all as specified and as directed. | BI01010001010000000000000515BI0100001155 | 1 | Set of three |
45 | 44 | Supply and replacement of Fuse Links of PT (Potential Transformer) 11000/110 V range with HRC fuse complete all as specified and as directed. | BI01010001010000000000000515BI0100001156 | 1 | Set of three |
46 | 45 | Supply and fixing Epoxy resin cost totally enclosed dual core type Current transformer (CT) for protection of system having ratio of 100/50 : 5 A , Burden-15VA, class-I, insulation level 12/28/75 KV as per ISS-2705 and IEC-60044 complete all as specified and as directed. | BI01010001010000000000000515BI0100001157 | 1 | Set of three |
47 | 46 | Supply and fixing Epoxy resin cost totally enclosed dual core type Current transformer (CT) for protection of system having ratio of 60/30 : 5 A ,Burden-10VA, Class-I insulation level 12/28/75 Kvass per ISS-2705 and IEC-60044 complete all as specified and as directed. | BI01010001010000000000000515BI0100001158 | 1 | Set of three |
48 | 47 | Supply and fixing Epoxy resin cost totally enclosed dual core type Current transformer (CT) for protection of system having ratio of 30/15 : 5 A ,Burden-10 VA, Class-I insulation level 12/28/75 KVas per ISS-2705 and IEC-60044 complete all as specified and as directed. | BI01010001010000000000000515BI0100001159 | 1 | Set of three |
49 | 48 | Supplying, laying, jointing, testing and commissioning HT XLPE insulated, screened , PVC bended galvanised steel strip or wire armoured, electric power cable (heavy duty) with aluminium conductor screening with extruded semi conditioning layers insulation screening with copper tape cover laid upto with PVC (ST-2) extruded, inner sheathing galvanized steel strip armoured PVC (ST-2) outer sheathed cable confirming to IS-7098 (Pt-II) 11/6.35 KV grade suitable for earthed system cross sectional area 95 sqmm 3 core H.T.U.G cable laid in trenches/through GI pipe/fixed along with pole complete including taking out of old unserviceable complete all as specified and as directed. cable. | BI01010001010000000000000515BI0100001160 | 300 | RM |
50 | 49 | Material & labour for straight through joints, outdoor, heat shrinkable type (Earthed) suitable for 3 core 70/95 Sqmm 11000 Volts grade XLPE cable with jointing materials and accessories complete including testing after jointing complete all as specified and as directed. | BI01010001010000000000000515BI0100001161 | 4 | Each |
51 | 50 | S & F outdoor cable end termination joint cold shrinkable type suitable for 3 core 70/95 Sqmm 11000 Volts grade XLPE cable including testing after jointing complete all as specified and as directed. | BI01010001010000000000000515BI0100001162 | 4 | Each |
52 | 51 | S & F Indoor cable end termination joint cold shrinkable type suitable for 3 core 70/95 Sqmm 11000 Volts grade XLPE cable complete including testing after jointing complete all as specified and as directed. | BI01010001010000000000000515BI0100001163 | 4 | Each |
53 | 52 | S & F outdoor cable end termination joint cold shrinkable type suitable for 3 core 185 Sqmm 11000 Volts grade XLPE cable complete including testing after jointing complete all as specified and as directed | BI01010001010000000000000515BI0100001164 | 2 | Each |
54 | 53 | S & F Indoor cable end termination joint cold shrinkable type suitable for 3 core 185 Sqmm 11000 Volts grade XLPE cable complete including testing after jointing complete all as specified and as directed | BI01010001010000000000000515BI0100001165 | 2 | Each |
55 | 54 | M&L for disconnecting of all electrical connection of 66 KV and taking down of unsv CT from HT Pillars with chain pully arrangements in 66 KV Yard replacement with new CT 66 KV fixed type of rate 100/01, 50 HZ, complete all as specified and as directed. | BI01010001010000000000000515BI0100001166 | 1 | Each Job |
56 | 55 | M & L for switch air break gang operated tripplle pole out door type with V type insulator drop out switch fuse unit on HT 22 KV 50 cycle AC suitable for current rating upto 400 amps mechanically operated mounted on insulators and frame with operating mechanism worked from ground level with and including locking arrangement and dismantling old one complete all as specified and as directed by Engr-in-charge | BI01010001010000000000000515BI0100001167 | 1 | Each |
57 | 56 | M & L for HT lightening arrester suitable for 66 KV complete with all fittings discharging capacity 66000 volts grade including taking down old one complete all as specified and as directed. | BI01010001010000000000000515BI0100001168 | 2 | Set of three |
58 | 57 | Excavation in trenches not exceeding 1.5 mtr wide and not exc 1.5 m depth and getting out in hard /dense soil complete all as specified and as directed by the Engr-in-Charge. | BI01010001010000000000000515BI0100001169 | 130 | Cum |
59 | 58 | Returning, filling in, including spreading levelling watering and well ramming in layers not exceeding 25 cms in depth complete all as specified and as directed. | BI01010001010000000000000515BI0100001170 | 90 | Cum |
60 | 59 | Removing surplus soil to a distance not exceeding 50 mtr and depositing where directed at a level not exc 1.5 mtr above the starting point complete all as specified and as directed. | BI01010001010000000000000515BI0100001171 | 40 | Cum |
61 | 60 | Taking out old bricks, laid for cable protection, from trenches and removing from site complete all as specified and directed. | BI01010001010000000000000515BI0100001172 | 1900 | Each |
62 | 61 | Supply and lay dry river sand filling for under ground cable protection with a layer of 8cm deep before laying and 15cm covering above the top edge of cable after laying complete all as specified and as directed. | BI01010001010000000000000515BI0100001173 | 25 | Cum |
63 | 62 | Supplying and Laying Reinforced Precast Concrete Cable Cover, class HVP, type – 1, flat size 300 mm x 180 mm x 40 mm complete all as specified and as directed | BI01010001010000000000000515BI0100001174 | 1445 | Each |
64 | 63 | M&L 80 mm bore steel tubing light grade ISI marked for protection of cable including necessary joints complete all as specified and as directed. | BI01010001010000000000000515BI0100001175 | 20 | RM |
65 | 64 | Material and labour for earthing complete with galvanized steel plate electrodes of size 600x600x6mm thick buried directly in ground with earth pit not less than 2.25 meter deep below normal ground level with top edge of plate not less than 1.5 meter below normal ground level connected to galvanized strip of size 32 x 6 mm earth lead by means of nuts bolts check nuts GI washers earth wire protected by galvanized iron pipe 40 mm bore ( light grade) for poles/lightening arrestors/GO Switch/ transformer/panel including connection to HT overhead lines all as directed including concrete pit in PCC (1:3:6) type CI, precast RCC cover slab of size 55x55x15 cm with one handle for lifting made out of 8 mm diameter MS bar finnel wire mesh 20 mm bore galvanized iron pipe (medium grade) for watering charcoal or coke and salt in alternate layers necessary earth work in soft/loose soil complete all as shown in electrical plate No. 3 of SSR Part-I including testing on completion all as specified and directed. | BI01010001010000000000000515BI0100001176 | 18 | Each |
66 | 65 | Earth continuity conductor or main eathing lead fixed to wall on batten or recess or chases or buried in ground drawn in conduit/ pipe or fixed to poles or any other indicated situation for loop earthing etc. as required galvanised iron strip of size 32X6 mm complete all as specified and as directed | BI01010001010000000000000515BI0100001177 | 100 | RM |
67 | 66 | Taking down of shut down from state electricity board ,Disconnecting of all electrical connection of 66 KV and taking down of unsv PT from HT Pillars with chain pully arrangements in 66 KV Yard replacement with new PT 66 KV /110 V fixed type single phase single pole earthed PTs Burden & Class 110VA/0.5, 50 HZ, insulation leve140/325KV complete all as specified and as directed | BI01010001010000000000000515BI0100001178 | 1 | Each |
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