Military Engineer Services-MES has published Tender For Repair Or Replacement Of Transformer And Allied. Submission Date for this Tender is 22-06-2023. Transformer Supply Tenders in shillong Meghalaya. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 15-Jun-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 22-06-2023 |
| Sl. No. | Item Description |
| 1 | M & L for disconnecting all incoming and outgoing cables of transformers of following capacities at various locations installed on two pole/four pole structures/on platforms at Station, opening the top cover, carrying out following activities :- (a) Draining out all the transformer oil to clean barrel for reuse. (b)Dismantling of all attachment viz breather assy, conservator, oil temperature gauge, HT/LT bushing etc and keeping aside for re-use and re-assembling the serviceable dismantled parts/new spare by providing new insulation materials, gasket, nuts & bolts etc. (c) Inspection of transformer core and winding, drying out transformer core and winding in vacuum chamber till specified IR values are obtained. (d)Cleaning of complete transformer tank, oil fins, removing of sludge and making the inside surface of tank dry by blowing of hot air as directed. Note : Dehydration of collected transformer oil shall be measured and paid seperately |
| 2 | Transformer of capacity 100/160 KVA |
| 3 | Transformer of capacity For 200 KVA |
| 4 | Transformer of capacity For 250KVA |
| 5 | Transformer of capacity For 400KVA |
| 6 | Transformer of capacity For 500KVA |
| 7 | M & L for removing the of transformers of following capacities at various locations installed on two pole/four pole structures/on platforms at Station and loading it in the vehicle carefully using crane and transporting it to the workshop for HV/LV re-winding, transport the transformer back to the site , install it complete all as specified and directed :- Notes : (a) M & L for Cost of re-winding shall be measured and paid for separately |
| 8 | Transformer of capacity upto 200 KVA |
| 9 | Transformer of capacity For 400KVA/500 KVA |
| 10 | M & L forre-winding HV/LV coils of transformers with super enameled copper wire as per the existing gauge and as per laid down standards incl re-insulating with suitable insulating material, complete all as directed |
| 11 | Supply only HT bushing poreclain with copper/Brass stud, nuts, bolts, washers, Stem,bushing ,gasket, oil seal suitable for following capacity transformer complete all as specified anddirected. Make : BHEL/ Jaypuriya Brothers/ Pactil/ Southern Insulators |
| 12 | Transformer of capacity 100/160 KVA |
| 13 | Transformer of capacity For 200/250 KVA |
| 14 | Transformer of capacity For 400KVA |
| 15 | Transformer of capacity For 500KVA |
| 16 | Supply onlyLT bushing poreclain with copper stud, nuts, bolts, washers, gasket, oil seal SET OF FOUR (For 3 Phase and one for neutral) suitable for following capacity transformer complete all as specified anddirected. Make:BHEL/ Jaypuriya Brothers/ Pactil/ Southern Insulators |
| 17 | Transformer of capacity 100/160 KVA |
| 18 | Transformer of capacity 200/250 KVA |
| 19 | Transformer of capacity 400KVA |
| 20 | Transformer of capacity 500KVA |
| 21 | Supply only MS bolts, nuts and washers as per existing size and length all as directed. |
| 22 | Supply only oil level gauge with replacement of worn out / unserviceable toughened glass,gasket etc for transformers of capacity upto 500KVA. |
| 23 | Dismantling, cleaning & refixing oil level gauge (indicator) with replacement of gasket etc for for transformers of capacity upto 500KVA. complete all as specified and as directed. |
| 24 | Supply only tap changer switch with handle for transformer of following capacities complete all as specified and directed:- Make: L&T/ Legrand/ ABB/ Siemens/ GE/ Schnieder |
| 25 | Transformer of capacity upto 250 KVA rating |
| 26 | Transformer of capacity exceeding 250 KVA and upto 500 KVA. |
| 27 | M & L for on site centrifusing (dehydration) of old transformer oil at various locations of transformers of Capacity 50 KVA to 500 KVA installed on two pole/four pole structures/on platforms at Station filter action using automatic centrifusing (dehydration) machine to achieve min 40 KV breaking voltage (di-electric strength) at 2.5 mm gap for 2 minutes by absorbing and abolishing all sludge particles for use as perBS-B 66-1983 complete all as specified and directed. Notes : (a) All disconnection/re-connection of transformers HT/LT cables, T & P for required for above activity shall be arranged by contractor and quoted rates deemed to include for same. (b) Dielectric strength of the oil to be tested at site in presence of Engineer-in-charge without any extra cost and recorded the same. |
| 28 | Supply and fill new transformer oil ISI Marked (for topping up) confirming to IS-335 of 1993, low viscosity with dielectric strength 50 KV breaking voltage in 2.5mm gap for 2 minutes filled in transformer at various locations in Station, refixing of top cover and testing, complete all as specified anddirected. Note :- Dielectric strength of the oil to be tested at site in presence of Engineer-in-charge without any extra cost and recorded the same. |
| 29 | Supply & fixing of rubber gasket 4mm thick for top cover and other joints for transformers of capacity upto 500 KVA,11/0.433 KV complete all as specified and as directed. |
| 30 | M&L for preparation of old surfaces by scraping, removing, cleaning, of oil, grease painting of transformer internally and externally and applying two coat of heat resistant synthetic enamel paint of colour as directed by spray painting including writing MES No and SM No on transformer body with synthetic enamel paint complete all as specified and directed for following capacities transformer:- Make of Synthetic enamel paint: Shalimar Paints (Superlac)/ Asian (Apcolite)/ Berger (Luxol)/ Jenson & Nicholson Paints Ltd (Brolac)/ Nerolac (Impression) |
| 31 | Transformer of capacity upto 250 KVA rating |
| 32 | Transformer of capacity exceeding 250 KVA and upto 400 KVA. |
| 33 | Transformer of capacity 500 KVA. |
| 34 | Supply only heavy duty Silica gel breather assembly (transparent type)suitable for transformer of following capacity complete all as specified and directed. Make : BHEL/ Jaypuriya Brothers/ Pactil/ Southern Insulators |
| 35 | Transformer of capacity upto 250 KVA rating |
| 36 | Transformer of capacity exceeding 250 KVA and upto 500 KVA. |
| 37 | Supply only Silica gel for breather assembly (transparent type) in granular form for transformers complete all as specified and directed Make: BHEL/ Jaypuriya Brothers/ Pactil/ Southern Insulators |
| 38 | M&L forpreparation of external old painted steel surfaces of steel tubular swaged poles( erected at site as in poles, two pole structure or four pole structure) including MS Channels, mild steel cross arms and painting with two coats of aluminium paint including 5 Nos band/straps (3 Nos in black and 2 Nos in red post office colour/yellow) (300mm wide EACH) using fluorescent paint commencing at a distance 300mm from padestal of pole and marking pole Nos in white letters on black back ground of 20 Cm dia circle complete all as specified and directed for the following :- Note :- Pole number shall be written Sub Station wise i.e. S/S No-01 Pole No-05, it should be "1/5" Make: Asian/ Berger/ Shalimar |
| 39 | HT Poles steel tubular 11 Mtr long |
| 40 | LT Poles steel tubular 9 Mtr long |
| 41 | M & L for PCC 1:2:4 type B-1 using 20 mm graded crushed stone aggregate as in pedestal of poles, platforms of transformers etc including weathering, slightly rounded or chambered angle and throating including use and waste of necessary form work finishing all exposed faces of concrete even and smooth using extra cement complete all as specified and directed. |
| 42 | M & L for PCC 1:3:6 type C-1 using 20 mm graded crushed stone aggregate as in pedestal of poles, platforms of transformers etc including weathering, slightly rounded or chambered angle and throating including use and waste of necessary form work finishing all exposed faces of concrete even and smooth using extra cement complete all as specified and directed. |
| 43 | M & L for earthing complete with galvanized steel earth plate 60 cm X 60 cm X 6 mm thick buried vertically in ground to depth not less than 2.25 metres deep below ground level, with top edge of earth plate not less than 1.5 m below ground level, connected to galvanized iron earth strip of size 32mmx6mm by means of bolts, nuts, check nuts and washers of galvanized iron or steel besides welding at all joints as shown in drawing and including excavation and earth work, GI pipe light grade 40mm bore for protection of earth wire and connected to continous earth lead on pole/test point, supplying and laying charcoal dust common salt PCC 1:2:4 type B1, chamber and MS angle iron frame 40x40x3mm and RCC cover 40mm thick (1:2:4) type B1 using 20mm graded stone aggregate reinforced with 6mm dia round bars @ 75mm C/C both ways with MS handle 12mm dia, PGI funnel and wire mesh, 20mm dia GI pipe medium grade for watering all as shown in electrical plate No 5 on srl page No 497 of SSR Part I (2009)drawing and connection to earth test point including testing and including dismantling and taking out old earthing complete all as specified and directed. Note : (i) The cost of earth lead /strip and GI pipe for protection of earth lead/strip upto 7.5m is included in the quoted rate. (ii)The cost of excavation, earth work is included in the quoted rate. |
| 44 | M & L forEarth continuity conductor galvanised iron strip 32x6mm buried in ground for lightening protection system, to be fixed on porcelene insulator with GI nuts, bolts and washers or any other indicated situationwith all accessories complete all as specified and as directed |
| 45 | M&L for Expanded metal, cut to length, bent to shape required and tying with and including annealed mild steel wire not less than 0.9mm dia or fixing with galvanised steel staples supplied and fixed complete to wood or steel members n exc 4.0 kg |
| 46 | M&L for Framed brackets of angles or tees with web and flanges cut to shape, drilled and countersunk for screw, including bending and welding angles, as necessary, gusset plates, riveting, etc.. n exc 10 kg each brackets, conforming to Fe.290.Gde-E-165 complete all as specified. |
| 47 | M&L for cleaning of unmanned/MES installations i.e removing of shurbs,algae and wild plants from installation and cleaning thoroughly area n.exc L-15 Mtr X width 20 Mtrfor maint of installations as directed by Engr-in-Charge. |
| 48 | M & L disconnection/dismantling of APFC Panel 120 KVAR capacity after disconnection of electric supply, removing of all unserviceable parts, installing/fixing new parts, reconnection, reinstalling, commissioning and testing of panel complete all as specified and as directed. Note :Spares required for repairs shall be measured and paid as Supply only under respective items here-in-after. |
| 49 | Supply only Varplus Heavy duty (H duty) aluminium Box Type Capacitor MPP -Heavy duty box three phase 5 KVAR 440 Volt 50 Hz complete all as specified and as directed. Make - ABB/ Siemens/ L&T/ BCH/ Schneider |
| 50 | Supply only MCB SP 4 Amps, 240 volts, C-curve, rupturing capacity 10KA conforming to IEC-60898, Part-I complete, all as specified & directed. Make : Legrand/ Hager/ Siemens/ Schneider/ L&T/ ABB/ Indoasian (Novateur Elc & Digital Sys Pvt/ Havells India Ltd. |
| 51 | Supply only Varlogic PF Controllers, 12 step, 440V, 5A, 3 Phase sensing complete all as specified and as directed. Make - ABB/ Siemens/ L&T/ BCH/ Schneider |
| 52 | Supply only Copper Bus Bar 4 strips (covered with PVC insulated sleeves) 200 Amps capacity, length 20 to 30 Cm and size 20 x 3 mm, including connection etc complete all as specified and as directed. |
| 53 | Supply only CT of ratio 300/5A,burden 15VA resin cast complete all as specified and as directed. Make: Secure Meters/Schneider/L&T/ Havells India Ltd/ BCH/ AE |
| 54 | Supply only flush mount digital Ammeter (size 96mm x 96mm) complete all as specified and as directed. Make: Secure Meters/Schneider/L&T/ Havells India Ltd/ BCH/ AE |
| 55 | Supply only flush mount digital voltmeter (size 96 mm x 96 mm) complete all as specified and as directed. Make: Secure Meters/Schneider/L&T/ Havells India Ltd/ BCH/ AE |
| 56 | M & L for replacement of control/metering/power cable of entire APFC Panel complete with proper size of copper cable complete all as specified and as directed. Make: Polycab(ISI Marked)/ Finolex(ISI Marked)/ Nicco (ISI Marked) |
| 57 | M&L MCCB 4 Pole , 415 V, Adjustable type,with thermal magnetic release , 160 Amps with breaking capacity 25 KA. Make : Legrand/ Hager/ Siemens/ Schneider/ L&T/ ABB/ Indoasian (Novateur Elc & Digital Sys Pvt/ Havells India Ltd. |
| 58 | M&L for Rotary Handle vary depth with ditting accessories as reuired. Make : Legrand/ Hager/ Siemens/ Schneider/ L&T/ ABB/ Indoasian (Novateur Elc & Digital Sys Pvt/ Havells India Ltd. |
| 59 | M&L MCCB 4 Pole , 415 V, Adjustable type, 250 Amps with breaking capacity 36 KA Make: Legrand/ Hager/ Siemens/ Schneider/ L&T/ ABB/ Indoasian (Novateur Elc & Digital Sys Pvt/ Havells India Ltd. |
| 60 | M&L MCCB 4 Pole , 415 V, Adjustable type, 400 Amps with breaking capacity 36 KA. Make : Legrand/ Hager/ Siemens/ Schneider/ L&T/ ABB/ Indoasian (Novateur Elc & Digital Sys Pvt/ Havells India Ltd. |
| 61 | M&L MCCB 4 Pole , 415 V, Adjustable type,Thermal Magnetic release, 600 Amps with breaking capacity 50 KA. Make : Legrand/ Hager/ Siemens/ Schneider/ L&T/ ABB/ Indoasian (Novateur Elc & Digital Sys Pvt/ Havells India Ltd. |
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