Military Engineer Services-MES has published Tender For Repair/Replacement/Maintenance Of Ht Overhead Lines,Under Ground Cable Vcb,Transformers And Its Allied Works At Zakhama Military Station. Submission Date for this Tender is 01-03-2024. Transformer Supply Tenders in zakhama Nagaland. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 23-Feb-2024 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 01-03-2024 |
| Sl. No. | Item Description |
| 1 | Materials and labour in repair for Filtration and dehydration oftransformer oil of distribution transformers indoor/outdoor type of 11/0.433 KV,63 kVA to 500 KVA minimum three cycleto achieve di electric strength of 40 KV for 1 minute at 2.5 mm gap as per relevant IS with portable filtration plant, testing of the oilbreak down voltage before filtration and after filtration complete all as specified an directed by Engr in charge. Note :(i)Centrifuging Machine with all T&P & testing machine of oil required for dehydration isarrange by contracter. (ii) Oil required for topping up the transformer will be measured and paid separatly. |
| 2 | Supply and filling transformer oil for topping upinsulating oil HV grade having dielectric strength not less than 60 KVhigh viscosity in transformer conforming to IS-335 to 1983 all as specified and directed for various capacity of transformers/OCB"s/Servo Voltage Stabiliser installed at various locations at zakhama . |
| 3 | Materials and labour for taking out old unserviceable defective HV bushingson site from outdoor/indoor type distribution transformers of 11/0.433 KV and 63 KVA to 500 KVA and Supply and fix porcelain bushing with heat resistant gasket complete all as specified and directed . |
| 4 | Materials and labour for taking out old unserviceable defective LV bushingson site from outdoor/indoor type distribution transformers of 11/0.433 KV and 63 KVA to 160 KVA and Supply and fix porcelain bushing with heat resistant gasket complete all as specified an directed. |
| 5 | Materials and labour for taking out old unserviceable defective LV bushingson site from outdoor/indoor type distribution transformers of 11/0.433 KV and 200 KVA to 400 KVA and Supply and fix porcelain bushing with heat resistant gasket complete all as specified an directed. |
| 6 | Supply and fix in repairs brass terminal stud, both end threaded complete with double nuts and washers including distance piece both sides and heat resistance gasket suitable for HV side 11000 volts gradefor 63 KVA to 750 KVAcapacity of outdoor/indoor type transformer.complete all as specified an directed. |
| 7 | Supply and fix in repairs brass terminal stud both end threaded complete with double nuts and washers including distance piece both sides and heat resistance gasket suitable for LV side 415 volts grade for 63 KVA to 160 KVAcapacity of outdoor/indoor type transformer complete all as specified an directed. |
| 8 | Supply and fix in repairs brass terminal stud both end threaded complete with double nuts and washers including distance piece both sides and heat resistance gasket suitable for LV side 415 volts grade for 200 KVA to 400 KVAcapacity of outdoor/indoor type transformer complete all as specified an directed. . |
| 9 | Materials and labour for servicing/overhauling , Calibration and decorbonisingof 11 KV (panel with breaker + Relay ) and setting of Relay parameters VCBof capacity 400 /630 Amps, indoor type ,taking shut downfromMRS anddisconnectingincomingand out going cables , control cablesfrom VCB and replacementof un-serviceable spares (CT, alarm etc), greasing of revolving assembly inVCB chamber, spring charging mechanism includingdecorbonising the VCB panel andcheck servicability all as specified and directed. Note: - (i) : Spare parts/components required for replacement of above shall be measured and paid separately.(ii) Unit rate quoted against this item shall alsoincludelabour required for fixing of replaced supply only items. |
| 10 | Supply only Feeder protection numerical relay with features of earth fault, phase fault,Over current and fault recording Facility complete all as specified and directed. |
| 11 | Supply only Master trip relay Complete all as specified and as directed. |
| 12 | Supply only breaker control switches (Trip-neutral-close) of rating 25 AVCBPanel Complete all as specified and as directed. |
| 13 | Supply only Indicator lamp 110V DC/240 V AC of colour : green/yellow/red/white/Amber/Blue Complete all as specified and as directed. |
| 14 | Supply only Epoxy insulator all as specified and as directed. |
| 15 | Supply only 110V/220V AC Industrial Siren/Fire Alarm with 90 DB Revolving Light Sound Range Upto 110M with all accessories andComplete all as specified and as directed. |
| 16 | Material and labour for jointing kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint complete with jointing meterial and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 sqmm includinng taking down Complete all as specified and as directed. |
| 17 | Material and labour as in replacementfor 11 KV (Earthed) grade heat shrinkable end termination jointing kit indoor type complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 sqmm complete all as specified and as directed. |
| 18 | Material and labour as in replacementfor 11 KV (Earthed) grade heat shrinkable end termination jointing kit outdoor type complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 sqmm complete all as specified and as directed. |
| 19 | Supply and fixinggang operated air brake switchmechanically operated on insulator and steel frame, with operating mechanism worked from ground level, with 9 Nos insulator tilting typefor current rating 200 Amps,11000Volt, including taking down old unserviceable one complete all as specified and directed. |
| 20 | Supply and fixing Drop out fuse with FRP fuse barrel and all accessories fixed on HT pole rating 200Ampssuitable for 11KV, 3 pole with two Nos insulator per pole and including dismantling old unserviceable one complete all as specified and directed. |
| 21 | Material and labour for HT lightning arrestor, expulsion type complete with all fittings, transmission class, discharge capacity 65 Kilo Amps suitable for 11 KV including taking down uncervicable lightning arrestor complete all as specified and as directed. |
| 22 | Supply only 11 KV line discharging and earthing rod assembly complete in 3 or 4 section (18 to 20 ft) long with screw handed jaw contact, earth wire etc complete all as specified and directed. |
| 23 | Taking out saturated silica gel from existing breather andSupply and replace silica gel in breather of transformers complete all as specified and directed. |
| 24 | Supply and fix in repair silica gel breather 250gm capacity made up of aluminium Top,transparent centre portion made of polycarbonate, filled with silica gelsuitable for transformer of capacity 63 KVA to 400 KVA complete all as specified and directed. |
| 25 | Dismantling of overhead ACSR (Aluminium conductor steel reinforced)from existing electric pole andremoving unserviceable ACSR from site and store carefully the serviceable ACSR after cleaning and complete all as specified and directed. |
| 26 | Labour only for Re-fixing the serviceable Aluminum conductor steel reinforced (ACSR) conductoras in LT overhead electric line and stretching the same with required span, standard sag and binding the conductor with pin/shackle insulator and jumpers with aluminum binding wire not less than 2.00mm dia, PG clamp etc complete all as specified and as directed. Note: (a) Serviceable ACSR will be received from Item No. 25 above of this Schedule. (B) T&P required will be provodided by the contractor and cost for the same deemed to be included in quoted rate. |
| 27 | Materials and labour forAluminum conductor steel reinforced (ACSR) conductor ,Wiesel type as in LT overhead electric line and stretching the same with required span, standard sag and binding the conductor with pin/shackle insulator and jumpers with aluminum binding wire not less than 2.00mm dia, PG clamp etc complete all as specified and as directed. |
| 28 | Dismantling of old, unserviceable HT/LT steeltubular pole / rail pole of any size with necessarydemolition of concrete foundation including excavation, earth work as reqd complete all as specified and as directed. |
| 29 | Supply and fixing steel tubular swaged pole, type 410 SP 55 (Overall length 11.00 meter) conforming to IS-2713 (Part 1 to 3) 1980 complete with cast iron base plate, finial taper plug, bolts, nuts and washers, screws. Pole shall be painted with two coat of black bituminous throughout internally and externally upto planting depth and the remaining external portion shall be painted with two coats of aluminum paints over a coat of red oxide primer includingpainting from bottom to 1.2m height alternative with 30cm red and whitestrip and writing pole no with black paint on yellow background complete all as specified and as directed. Note: (a) Earth work and PCC shall be measured and paid separately under relavent items of schedule "A"/BoQ. (b) Design / drawing of HT pole and dimension is to be obtained from OEM/auth dealer/supplier and same is to be got approved fromAGE(I) before placing order to the manufacturer. |
| 30 | Excavation in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation of poles,cables etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out in soft/loose soil including taking out brick protection etc complete all as specified and as directed. |
| 31 | All as per item No 30 above but depth exc 1.5m but n.exc 3mcomplete all as specified and as directed. |
| 32 | Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc. 25 cms thick in soils complete all as specified and as directed. |
| 33 | Removing excavated material to a distance n.exc 50M and deposited/ spreaded where directed at a level n. exc 1.5 M above the starting point completeall as specified and as directed . |
| 34 | Materials and labour for sand filling around the cable with approved quality coarse sand for sand cushioning of Under ground cableincludingspreading and punning down to desired thickness complete all as specified and as directed. (Note: Punned thickness shall be measured for payment purpose) |
| 35 | Material and labour for PCC (1:4:8) type D2 (using 40 mm graded stone aggregate) as in foundation filling and mass concretecomplete all as specified and as directed. |
| 36 | Material and labour for PCC (1:3:6) type C2 (using 40 mm graded stone aggregate) as in foundation filling and mass concretecomplete all as specified and as directed. |
| 37 | Materials and labour for providing cement concrete Type B1 1:2:4 ( 20 mm graded aggregate) as in coping of poles including weathering, slightly rounded or chamfered angles and throating including necessary form work complete all as specified and as directed. |
| 38 | Supply and laying of un-reinforced precast concrete cable cover class HV, Type I, flat, size 300mm x 180mm x 40mm with gaps not exceeding 10mm complete all as specified and as directed. |
| 39 | Supply, laying connecting and testing XLPEinsulated, PVC sheathed, armoured HT electric power UG cable (heavy duty with stranded aluminum conductor)of size 95 Sqmm, 3.0 core, 11000 Volts(Earthed) grade, confirming to IS-7098 (Part-I) laid through duct/ pipe / in trench etc. with cable glands & suitable size of aluminium lugs complete all as specified and as directed. Note : Earth work, brick protection and sand cushioning and GI pipe shall be measured and paid separately under respective item. |
| 40 | Material and labour for GI pipe light grade 80mm bore dia with all fittings to be laid in trenches or in floors, complete including taking down rusted one complete all as specified and as directed. |
| 41 | Material and labour for Isolating 11KV HT overhead supply from the substation and earth complete system properly, disconnecting complete electric system of the transformer from HT and LT side including earthing strips, removing transformer and taking out from substation or taking down from 2/4 pole structure ,lifting arrangements, transporting to authorized service centre/work shop for repair of winding incl required amount of copper and back to the installation after repair including installing, commissioning and testing of the capacity of 150 KVA. NOTE:-(a) Necessary T&P should be arranged by the contractor. (b) The rate of T&P is deemed to be included quoted rate |
| 42 | Material and labour disconnectingcomplete electric system of the transformer upto 63 KVA from HT/LT side including earthing strips, remove transformer and taking out from 2/4 pole structure/sub station, transport to authorised service centre/work shop for servicing of transformer,Draining outcomplete transformer oil and keeping oilin safe custody in clean and dry containers for reuse. Opening the top cover of the transformer, disconnecting and taking out complete core assembly and dismantling it for checking the serviceability of the coil winding, checking the condition of the body, cleaning the tank and remove sludge/dirt, cleaning the coils limbs, refixing of core, core assy,tap changer assy,HT/LT winding connection, terminal studs of HT/LT sides and reassembling of transformer after repairs, refitting the transformer coil including improvement of insulation resistance value by heating or any other method to required level filling the transformer oil.Transporting back to site and refixing on 2/4 pole structure/sub station installation,commissioning and testingcomplete all as directed and specified to the entire satisfaction of engr-in-Charge . Note:-The rate quoted is deemed to include the following:- (a) To and fro transportation charges from the site to work shop. (b) Crane, tools, plants and manpower are included in the above quoted rates. |
| 43 | All as per Serial item No 42.00 above but of 100KVA to 200KVA. |
| 44 | All as per Serial item No 42.00 above but of 250KVA to 400KVA. |
| 45 | M& L disconnecting and refixingcomplete electric system of the Voltage stabilizer of capacity 150 KVA for servicing of the voltage stabilizer, Draining out the complete oil and keeping in safe custody in clean and dry containers for reuse. Opening the top cover of the Servo Voltage stabilizer, disconnecting and taking out complete core assembly and dismantling it for checking the serviceability of the coil winding, checking the condition of the body, cleaning the tank and remove sludge/dirt, cleaning the coils & repair of coils (dimmer) if required and reassembling of servo voltage stabilizer after repairs, refitting the coil including replacement of digital control card, carbon brush etc, complete all as directed to the entire satisfaction of engr-in-Charge. Note : Cost of Digital control card, carbon brush & Coil (Dimmer) will be paid separately) |
| 46 | Supply only Digital control card of servo voltage stabilizer of capacity upto 150 KVA,complete all as specified and directed. |
| 47 | Supply only Carbon brush of servo voltage stabilizer of capacity upto 150 KVA,complete all as specified and directed. |
| 48 | Supply only Coil (Dimmer) of servo voltage stabilizer of capacity upto 150 KVA,complete all as specified and directed. |
| 49 | Material and labour for preparation of old painted surface of 11mtr long steel tubular electric HT pole by using emery paper, painting exposed surface with one coat of silver aluminium paintincludingpainting from bottom to 1.2m height alternative with 30cm red and whitestrip and writing pole no with black paint on yellow backgroundcompleted all as specified and as directed. |
| 50 | Removal of unwanted grass, plants and vegetations from E/M installations including surface dressing and removal of grass, plants and vegetations from site not less than 50 mtr from starting point complete all as specified and directed. |
| 51 | Labour only for prunning of tree branches touching the electric overhead lines with growth around LT/HT over head lines and around pole and stay complete to make clear span of 3 Mtron either side all around the Over Head line with all tools, plants etc complete all as specifed and as dricted Note :- (i) Any breakdown of line occured during prunning shall be made good by the contractor without any extra cost . |
| 52 | Materials and labour for earthing complete with galvanised iron earth plate electrode 600 mm x 600 mm x 6 mm thick, burried directly and preferably vertically in ground, earth pit not less than 2.25 Mtr deep below ground level with top edge of the plate not less than 1.5 m below ground level connetced with galvanised wire of 4mm diaby means of nuts, bolts, check nuts and washers made of galvanised iron or steel earthing lead to be protected by galvanised iron pipe of 15mm bore (light grade) and other end connected to earthing test point or lightening arrestor or main controlling switch as directed including providing funnel with 20mm bore galvanised iron pipe (medium grade), wire mesh, charcoal or coke and common salt in alternate layer of 15cm (compacted thickness) all round the earth electrode, concrete earth pit in PCC (1:3:6) type C-1 (with 20mm graded aggregate), 50mm thick precast RCC (1:2:4) cover slab (re-inforced with 8mm dia TMT bar @ 15 cm C/C bothways and suitable handle made of 10mm dia) including necessary earth work in excavation, returning filling and removal of surplus earth upto a distance not exceeding 50 m etc all as shown on electrical plate No. 3 of MES Schedule Part-I(2009) complete including testing on completion including taking down old unserviciable earthing set all as specified and as directed. Notes:- (i) Main earthing strip from earth plate electrode to rest point upto length of 7.5 meters length shall deemed to be included in the unit rate quoted against this item. (ii) On testing after completion if the desired resistenance is not obtained the contractor shall redo the earthing without any extra cost to the department. |
Copyright © 2024 · All Rights Reserved. Terms of Usage | Privacy Policy
For Tender Information Services Visit : TenderDetail
