Military Engineer Services-MES has published Provision Of 100 Kva Transformer For Nfs Node At Rangapahar Military Station Provn Of 100 Kva Transformer For Nfs Node At Rangapahar Military Station. Submission Date for this Tender is 03-08-2021. Transformer Supply Tenders in Rangapahar Nagaland. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 27-Jul-2021 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 03-08-2021 |
| Sl. No. | Item Description |
| 1 | Supply ,installation, testing and commissioning floor mounted transformer of capacity 100 KVA step down, outdoor type, 3 Phase, 50 Hz, AC oil immersed, air naturally cooled (ONAN type), with external cooling tubes/radiators, double wound core type, copper wound having no voltage ratio 11 KV/433 V corresponding to principal tapping, Delta connected primary winding (HV side) and star connected on secondary winding (LV side) in accordance with vector group DYN -11 (Vector group 4) with neutral brought out on LV side and, with automatic voltage regulation in suitable step/positionson HV side for constant output so as to alter/vary secondary voltage of +7.5 % in steps of 2.5% by means of manual offload tap changing arrangements complete and conforming to IS-1180 (Part-I): 2014, Maximum loses of transformer shall be energy efficiency level 3 as per IS-1180:2014, Temperature rise in oil 40°C and windings 45°C, Having percentage of impedence not less than 4.75% complete with all standard fittings and accesssories, gauges, first filling of transformer oil etc complete all as specified and comprising with the following fittings and accessories :- (a) Externally hand operated off-circuit Tap Switch with position indicator and locking device. (b) Conservator with oil gauge, filling hole with plug & drain hole with plug. |
| 2 | (c) Under carriage with four plain rollers (d) Oil filling hole cum air release plug - 01 No (e) Drain valve cum sampling valve-01 No (f) Filter valve with plug - 01 No (g) Rating Plate & Diagram Plate - 01 No (h) Lifting lugs for Transformer - 02 Nos (j) Lifting lugs for lid -02 Nos (k) Earthing terminals - 02 Nos (l) Thermometer pocket - 01 No (m) Silica gel breather - 01 No Make: NGEF/Votamp/PME/Andrew Yule /ITF Gurgaon / Universal. Note : (i) The contractor shall provide BEE certified energy efficient level 3 specified in IS-1180 (Part-I) 2014 transformer. (ii) The transformer shall be tested in factory premises before despatch by the representative of Accepting Officer. (iii) The quoted rate shall also deemed to be included for transformer platform of size 2500 x 2500 x 1000 mm with PCC 1:4:8 type D2 foundation and brickwork all around in CM 1:6 including plastering, white washing complete. |
| 3 | Supply, installation, testing and commissioning outdoor kiosk type cubical LT panel board of size 1000mm x 1000mm x 500mm outer shell made out of 3.5mm thick MS sheet and inner shell made out of 2 mm thick MS sheet and duly compartmentalized for each control gear front and back openable double door system (each door hinged with body at 04 (four) places with body and hinges should be welded with body and door) lockable / openable by keys having chromium plated 19 mm dia fancy lock "U" type gasket shall be used to make the outer shell completely weather and vermin proof suitable for 3 phase 4 wire, 415 volt, 50 Hz tested at factory, approved from CPRI, factory fabricated having modern fabrication and testing process followed by powder coat painting having thickness not less than 100 micron provided with suitable gasket to make it dust / vermin proof and general construction conforming to IS:8623/93 including suitable size of cable alley alluminium bus bar, panel mounted on legs made out of MS angle section 50 x 50 x 6 mm grouted on PCC :2:4 type B1 (using 20 mm graded stone aggregate) 90cm above and 45cm below the ground level comprising of the following:- |
| 4 | INCOMMING:- (a) Alluminium bus bar, TPN 500 Amp insulated with colour coded heat shrinkable sleeve, Mounted on suitable size "F" class insulator not less than 1.0 Mtr long. (b) MCCB 250 Amps, 4 Pole, 415 Volt, 36 KA-01 No. (Make: Legrand / Scheneider / L&T) (c) Digital voltmeter 0-500 Volt, with built in selector switch-01 No. (d) Digital Ammeter 0-400Amps with CT 400/5 Amp, VA-8 with built in selector switch -01 No. (e) Indicating lamp LED type(RYB)(03 Nos) - 01 Set. OUTGOING:- (a) MCCB 125 Amps, 3 Pole, 415 Volt, 25 KA-01 No. (Make: Legrand / Scheneider / L&T) (b) MCCB 100 Amps, 3 Pole, 415 Volt, 16 KA-01 No. (Make: Legrand / Scheneider / L&T) (c) MCCB 63 Amps, 3 Pole, 415 Volt, 16 KA-01 No. (Make: Legrand / Scheneider / L&T) (d) Spare cabinet for accomodating MCCB 63 Amps for future expansion -01 No. Note:- (i) All internal wiring shall be carried out with suitable size PVC insulated solid copper conductor (FRLS) cable conforming to IS-694. (ii) Expenditure for Excavation, earthwork and PCC work shall deemed to be included in quoted rate. (iii) Design and drawing of panel board shall be got approved from GE before procurement / incorporation in the work. (iv)The quoted rate shall deemed to be included minor items such as cable lugs, nuts & bolts, washers, insulators, sleeves, provn of extra hole in bus bar etc. |
| 5 | Supply ,installation, testing and commissioning outdoor kiosk type feeder pillar box of size 1200mm x 900mm x 500mm outer shell made out of 3.5mm thick MS sheet and inner shell made out of 2 mm thick MS sheet and duly compartmentalized for each control gear front and back openable double door system (each door hinged with body at 04 (four) places with body and hinges should be welded with body and door) lockable / openable by keys having chromium plated 19 mm dia fancy lock "U" type gasket shall be used to make the outer shell completely weather and vermin proof suitable for 3 phase 4 wire, 415 volt, 50 Hz tested at factory, approved from CPRI, factory fabricated having modern fabrication and testing process followed by powder coat painting having thickness not less than 100 micron provided with suitable gasket to make it dust / vermin proof and general construction conforming to IS:8623/93 including suitable size of cable alley alluminium bus bar, panel mounted on legs made out of MS angle section 50 x 50 x 6 mm grouted on PCC :2:4 type B1 (using 20 mm graded stone aggregate) 90cm above and 45cm below the ground level comprising of the following:- |
| 6 | INCOMMING:- (a) Alluminium bus bar 400 Amp rated epoxy coated. -04 Nos. (b) MCCB 200 Amps, 4 Pole, 415 Volt,Adjustable thermal and fixed magnetic setting, 36 KA-01 No. (Make: Legrand / Scheneider / L&T) (c) Three phase flush mounting type (96 x 96mm) digital ammeter suitable for0 to 500 Amps, class 1 with suitable site programmable CT/PT and inbuilt selector switch (Make: L&T cat No. WL131010OOOO or equivalent model of AE/ Legrand / Havells / MECO / RISHAB)-01 No. (d) Three phase flush mounting type (96 x 96mm) digital voltmeter suitable for0 to 500 voltss, class 1 with suitable site programmable CT/PT and inbuilt selector switch (Make: L&T cat No. WL132010OOOO or equivalent model of AE/ Legrand / Havells / MECO / RISHAB)-01 No. (e) Indicating lamp LED type(RYB)(03 Nos) - 01 Set. OUTGOING:- (a) MCCB 160 Amps, 4 Pole, 415 Volt,adjustable thermal and fixed magnetic setting with rupturing capacity 25 KA-02 No. (Make: Cat No. 420057 of Legrand or equivalent model of Scheneider / L&T) (b) Spare cabinet for accomodating MCCB 160 Amps, 4 pole for future expansion -01 No. Note:- (i) All internal wiring shall be carried out with suitable size PVC insulated solid copper conductor (FRLS) cable conforming to IS-694. (ii) Expenditure for Excavation, earthwork and PCC work shall deemed to be included in quoted rate. (iii) Design and drawing of panel board shall be got approved from GE before procurement / incorporation in the work. (iv)The quoted rate shall deemed to be included minor items such as cable lugs, nuts & bolts, washers, insulators, sleeves, provn of extra hole in bus bar etc. (v) Bus connection of cable from main bus bar to outgoing MCCB will be connected through suitable rating bus bar strip type duly insulated. |
| 7 | Excavation in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out in soft/loose soil etc complete all as specified and as directed. |
| 8 | Returning, filling in, of soft/loose soil including spreading leveling, watering and well ramming in layers not exceeding 25 cm complete all as specified and as directed . |
| 9 | Removing excavated soil 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 . |
| 10 | Materials and labour for brick protection cover to underground cables with sub class ‘B’ over burnt brick of size 23 X 11.5 X 7.5 cm, (locally available best quality), laid dry and flat abutting each other with gaps not exceeding 10mm complete all as specified and as directed. |
| 11 | Materials and labour for sand filling around the cable with approved quality coarse sand for sand cushioning of Under ground cableincludingspreading and punning down complete all as specified and as directed. (Note: Punned thickness shall be measured for payment purpose) |
| 12 | Supply and laying under ground XLPE insulated PVC sheathed (Heavy duty) armoured 1100 volts grade aluminium conductor cable of size 120 Sqmm 3.5 core laid in trenches or fixed to wall / pole / ceiling as per IS 7098 (Part-I) including connection cable glands, aluminium lugs etc complete all as specified and as directed. Note : Earth work, brick protection and sand cushioning and GI Pipe will be measured and paid separately under respective item. |
| 13 | Supply and fixing 80 mm bore dia GI pipe, light grade including all fittings laid under road crossings or fixed to pole complete all as specified and directed. |
| 14 | Supply and fixing 100 mm bore dia GI pipe, light grade including all fittings laid under road crossings or fixed to pole complete all as specified and directed. |
| 15 | 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 earth strip of 32x6mm sizeby means of nuts, bolts, check nuts and washers made of galvanised iron or steel earthing lead to be protected by galvanised iron pipe of 40mm 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 all as specified and as directed.(Note: Earthwire upto 7.50 m from earthplate shall be measured and paid in the quoted rate) |
| 16 | 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 earth lead 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 all as specified and as directed.(Note: Earthwire upto 7.50 m from earthplate shall be measured and paid in the quoted rate) |
| 17 | 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, including painting of red & white alternate strips of 30cm each externally from ground level upto 1.2m with synthetic enamel paint, numbering of poles complete all as specified and as directed. (Note: Excavation and earth work and PCC shall be measured and paid separately under respective items) |
| 18 | Material and labour for Cross arm bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of two coats of aluminium paint over a coat of zinc chrome primer complete all as specified and as directed. |
| 19 | Supply and fixing Pin type insulator, porcelain, vitreous, white, brown or green insulator including one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut, 150mm height, 150mm dia for 11000 volts grade confirming to IS-2486 complete all as specified and as directed. |
| 20 | Supply and fixing triple pole mechanically operated air break isolator (GOD), vertical mounting, rotating type, mounted on insulator and steel frame with operating mechanism worked from ground level complete in all respect such as gun metal moving contacts and spring loaded gun metal fixed jaws, knife copper jumper strip etc, suitable for 11000 Volts grade, 50 Hz with 9 insulator of rating upto 200 Amps complete all as specified and as directed. |
| 21 | Supply and fixing expulsion type drop out fuse unit suitable for 11000 volt and current rating upto 50 to 100 Amps shall be mounted on and including MS channel complete with two post insulator for 11000 volts including necessary clamps, nuts, bolts , washers, the exposed steel surface shall be painted with two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and as directed. |
| 22 | Supply, install, testing and commissioning of lightening arrestor expulsion type complete with all fitings, transmission class, discharge capacity 65 KA suitable for working voltage of11000 Volts including all necessary fittings all as per IS-3070 Part-III and IEC 1994 complete all as specified and as directed. |
| 23 | Matewrial and labour for PCC 1:4:8 type D2 (using 40 mm graded stone aggregate) as in foundation filling and mass concrete complete all as specified and directed. |
| 24 | Matewrial and labour for PCC 1:3:6 type C1 (using 20 mm graded stone aggregate) as in coping of pole founsdation complete all as specified and directed. |
| 25 | Supply and fixing heat shrinkable type end termination cable jointing kit outdoor type suitable for XLPE insulated cable 50 Sqmm to 95 Sqmm size, 3 core, 11 KV including testing on completion complete all as specified and as directed. |
| 26 | Supply and fixing heat shrinkable type end termination cable jointing kit indoor type suitable for XLPE insulated cable 120 Sqmm to 185 Sqmm size, 3 core, 11 KV including testing on completion complete all as specified and as directed. |
| 27 | Material and labour for anti climbing device "SPIKE TYPE" fabricated out of MS bar (round, square, flat) including nuts, bolts and welded into two halves made to shape to suit cross section of the pole complete all as specified and as directed. |
| 28 | Supply and fixing Danger notice plate of 25x20cm size and 1.6mm thick mild steel sheet, vitreous enamelled white, with letters(Local & Hindi language), figures and conventional skull and bones in signal red colour and fixed with M.S. clamps, bolts and nuts of approved size, for HT pole complete all as specified and as directed. |
| 29 | Material & Labour for mild steel fencingposts and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, etc.; flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc., and similar work conforming to Fe-290 Gde E-165 complete all as specified and as directed. |
| 30 | Material and labour screw bolts dia of neck shall n.exc.12mm dia (machine made) with hexagonal or square heads at one end and screwed the other or screwed both ends, each screwed end to be fitted with washers and one hexagonal or square nut, length of boltexc.30 cm long complete all as specified and as directed. |
| 31 | Supply only galvanised chain link fencing 100mm x 100mm mesh size of GI wire, minimum 4 mm dia and weight of mesh not exceeding 4 Kg/Sqm made up in a mattressesor cages etc complete all as specified and directed. |
| 32 | Fixing onlychain link fencingnot exceeding 4 Kg/Sqm including line wires, any mesh, size and typecomplete all as specified and directed. |
| 33 | Material and labour for mild steel flat iron 40 x 5mm (for securing Chain link fencing) including necessary cutting, drilling, bolting or riveting complete all as specified and as directed. |
| 34 | Material and labour for mild steel round bars 10mm dia (machine made), cut to length bent to shape required, including cranking bending spirally for hooping for columns , hooking ends and binding with and including mild steel wire (annealed) not less than 0.90mm dia or securing with clips complete all as specified and as directed. |
| 35 | Supply and laying broken stone aggregate of gauge 40mm to 80 mm for loose filling surrounding the transformer for protection complete all as specified and as directed. |
| 36 | Material and labour for rendering 10 mm thick plastering in cement mortar 1:4 on fair faces of brickwork or concrete surface on wall and finished the surface even and smooth without using extra cement complete all as specified and directed. |
| 37 | Supply, laying connecting and testing XLPE insulated (Earthed) cable in trenches / or fixed on pole etc in screenedPVC bedded galvanised steel strip or wire armoured electric power cable (Heavy duty) with stranded alluminium conductor, 11000 volts grade, cross sectional area 95 Sqmm, 3 core, Confirming to IS-7098 (Part-II) 1985 complete all as specified and as directed. Note : Earth workwill be measured and paid separately under respective item. |
| 38 | Supply, laying connecting and testing XLPE insulated (Earthed) cable in trenches / or fixed on pole etc in screenedPVC bedded galvanised steel strip or wire armoured electric power cable (Heavy duty) with stranded alluminium conductor, 11000 volts grade, cross sectional area 120 Sqmm, 3 core, Confirming to IS-7098 (Part-II) 1985 complete all as specified and as directed. Note : Earth workwill be measured and paid separately under respective item. |
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