REPAIR AND PREVENTIVE MAINTENANCE OF THE VARIOUS POWER DISTRIBUTION TRANSFORMER ALONGWITH RMU VCBs HT JOINT CABLES ETC UNDER AF STN BAREILLY

Amount

Testing of 33/11 KV, 1.5 MVA to 1.6 MVA step down transformer on site and generation of testing report and earth resistance test, O.T.I/ W.T.I , Buchholz circuit test serviciability and wiring from VCB panel to transformer , including following tests complete all as specified and as directed : - a) Insulation Test (IR/ Megger Values ) b) Open Circuit/Ratio test. c) Short Circuit Test. d) Magnetic Balance Test. e) Magnetization current Test. f) BDV Value of T/F Oil.

Servicing of HT(33 kv ) Remote control panel, detection of defective components, replacement of worn out parts and servicing/ cleaning of mechanical components of VCB and Testing for smooth operation manual/ remote after caliberation of relay and resetting & generation of testing report by the primary injection set for 33 KV VCB for OC/EF ,parameter of relay setting and Calibrated trough OEM of VCB/Test wing of UPPCL complete all as specified and directed by Engr-in-Charge. Note: Worn out minor parts shall be deemed to be included in unit rate.

Servicing of HT panel , detection of defective components, replacement of worn out parts and servicing/ cleaning of mechanical components after drawout of VCB trolly and Testing for smooth operation manual/ remote after caliberation of relay trough OEM of VCB/Test wing of UPPCLand resetting & generation of testing report by the primary injection set for 11 KV VCB for OC/EF ,parameter of relay setting for healthy system, complete all as specified and directed by Engr-in-Charge. Note: Worn out minor parts shall be deemed to included in quoted rate. Major parts shall be measured and paid separately NOTE APPLICABLE FOR items Sl.No 1 TO 3 :- Testing and caliberation in r/o item No. 1 to 3 shall of BOQ shall be done from authorised vendor of UPPCL /MVVNL/State Electricity Deptt (SED) or registered vendor of E-in-C approved for such nature of works or any authorised vendor of OEM.

Supply only spare parts for VCB of any make all as specified :-

(b) Spring Charging Motor of VCB 110 V-230 Volt AC supply for the opening and closing of contacts complete all as required and directed at site complete all as per sample.

(c) Indicating lamp LED

(d) Space heater 60 watt 230 Volt AC supply with thermostat

(e) Digital multifunction meter 96x96 mm Range 0-300-150 /A Model type 3 phase 4W EN 8400class 1.0, aux supply 110Volt with RS 485 port

(f) Digital Voltmeter (0 to 12 KV size 96x96 mm class 0.5 , PTR 11000/rt3/110/rt3

Servicing of HT panel , detection of defective components, replacement of worn out parts and servicing/ cleaning of mechanical components after drawout of OCB trolly and Testing for smooth operation manual/ remote after caliberation of relay through OEM of OCB/Test wing of UPPCL or from authorised vendor of UPPCL /MVVNL / State Electricity Deptt (SED) or registered vendor of E-in-C approved for such nature of works or any authorised vendor of OEM and resetting & generation of testing report by the primary injection set for 11 KV OCB for OC/EF ,parameter of relay setting for healthy system, complete all as specified and directed by Engr-in-Charge. Note: Worn out minor parts shall be deemed to included in quoted rate.

Detection of pin point fault in HT cable 33 KV (burried in ground/under road/path up to depth of 1.5 m) by cable fault locating machine comprising impulse generator,acoustic fault locator and reflectometer (laptop based) complete all as specified and as directed by Engr-in-Charge. Notes-(i) Cable fault locating machine to be arranged at site with in 12 hrs after intimation (ii) Earth work will be measured seperatly. (iii) Cost of transpotation in unit rate is deemed to be included.

Supply and laying or fixing jointing and testing 11 KV (E) system XLPE insulated, screened , PVC bedded, galvanised steel strip or wire armoured, electric power cables ISI 7098 marked with aluminium conductor, 11000 Volts ( earthed), laid under floor/ground or fixed on wall complete of cable size 95 Sqmm 3 core complete all as specified and directed. MAKE: Polycab,Havells, ,RR KABLES

Laying , jointing and testing OLD 11 KV (E) system XLPE insulated, screened , PVC bedded, galvanised steel strip or wire armoured, electric power cables( heavy duty) ISI 7098 marked with aluminium conductor, 11000 Volts ( earthed), laid under floor/ground or fixed on wall complete of cable size 95 Sqmm 3 core complete all as specified and directed.

Excavation in trenches in any type of soil not exceeding 1.5 mtr deep and not exceeding 1.5 mtr wide for laying of cables, RCC poles/stays and struts etc or /getting out cable cover and stacking for reuse/ credit , trimming sides and forming bottom surface all as specified and directed at site.

Returning, filling in including spreading, levelling, watering and well ramming in layers not exc 25 cm in soft/loose soil complete all as specified and directed.

Removing surplus excavated soil nexc 50 mtr and depositing where directed at a level n-exc 1.5 mtr above the starting point complete all as specified and directed.

M&L for dry sand cushioning to underground cables with 8 CM thick before laying of cables and 15 CM thick after laying and stretching of Cable complete all as specified and directed. Note : Only punned thickness i.e. 18 CM shall be measured and paid.

M & L for sub class 'B' brick for covering to under ground cable laid flat transversally width equal to the lenth of the cable complete all as specified and directed.

Laying only old serviceable brick for covering to under ground cable laid dry, flat transversally width equal to the length of the cable all as specified and directed.

M&L cable jointing kit for 11 KV (E) grade cable for indoor end termination heat shrink type complete with jointing material and accessories suitable for XLPE armoured aluminium conductor cable of size 95 sqmm 3 core complete all as specified and directed.

M&L cable jointing kit for 11 KV (E) grade cable for out door end termination heat shrink type complete with jointing material and accessories suitable for XLPE armoured aluminium conductor cable of size 95 sqmm 3 core complete all as specified and directed.

M&L cable jointing kit for 11 KV (E) grade cable for straight through heat shrink type complete with jointing material and accessories suitable for XLPE armoured aluminium conductor cable of size 95 sqmm 3 core complete all as specified and directed.

M&L cable jointing kit for 33 KV (E) grade cable for out door end termination heat shrink type complete with jointing material and accessories suitable for XLPE armoured aluminium conductor cable of size 300 Sqmm 3 core complete all as specified and directed.

M&L cable jointing kit for 33 KV (E) grade cable for out door straight through heat shrink type complete with jointing material and accessories suitable for XLPE armoured aluminium conductor cable of size 300 Sqmm 3 core complete all as specified and directed.

M&L for Painting of 33/11 KV Main Receiving Station switch yard including preparation of surface of Steel Structure , removal of dust etc and applying two coat of aluminium paint complete all as directed by Engr-in-Charge.

Handling, transportation of transformers of any make, type and any capacity 1000 KVA of any make, model & type including hoisting, taking down from pole (pole mounted) or plinth mounted by any means mechanically pulley/mechanical crane, transportation to workshop for repair/maint. Reinstallation of Transformer in position pole mounted/plinth mounted including disconnecting and connecting all cable, earth lead, clamps and channels etc as per site requirement all as directed by Engineer-in-Charge. Note : If any damage to transformer/OH line/cables occur during handling, transportation or during hoisting/lifting, the same will be rectified by the contractor without any extra cost to the department.

Handling, transportation of transformers of any make, type and any capacity upto 500KVA of any make, model & type including hoisting, taking down from pole (pole mounted), plinth mounted by any means mechanically pulley/mechanical crane, transportation to MES store Yard/workshop for repair/maint. Hoisting/lifting and fixed in position pole mounted/plinth mounted including disconnecting and connecting all cable, earth lead, clamps and channels etc as per site requirement complete all as directed by Engineer-in-Charge. Note : If any damage to transformer/OH line/cables occur during handling, transportation or during hoisting/lifting, the same will be rectified by the contractor without any extra cost to the department.

Disconnecting the transformer of capacity 63 to 500 KVA indoor/outdoor from HT/LT side carefully at site, for top overhauling of transformer dismantling carefully and removing primary and secondary terminals, top cover, conservator tank, neutral earth strips and draining out transformer oil to the required level and storing carefully in cleaned containers, cleaning of terminals, supply and replacing the 5 mm thich rubberised cork sheet gasket for tank top cover, repair of transformer oil leakages from HT/LT bushing,and reassembling the complete, reconnecting the HT/LT supply cable ends at the site and testing complete all as specified and directed.

M&L for changing of Old / Burnt Copper coil by new EC grade copper coils with complete including insulation material of transformer complete all as specified and directed.

Striping out of Insulation of LV Windings and reinsulation of Coil with insulating material of transformer for any type and capacity of transformers complete all as specified and directed by Engr-in-Charge..

Labour only for opening of top cover and allied parts of transformer of cap up to 500 KVAlifting of Core for repair , preheating charges for copper coils, assy of core coil assy including assy of copper coils, Tapping connections , insulation on Tap leads with insulation paper ,star connection by new EC grade copper on HV & LV side ., Baking charges for transformer job for each proper IR value in vacuum Chamber ( Auto Clave ) , refitting of HV / LV bushing and transformer accessories with top cover, M& L for painting of transformer tank having hot oil resistant paint inside complete all as specified and directed.

M&L Transformer oil having di-electric strength of 60 KV as per IS complete for top up/ replacement all as specified and as directed by Engr-in-Charge. (Oil should be supplied in sealed barrel of Power/Transol brand) Note: oil shall be filled in the transformers/stabilizers to be repaired or installed at site at different locations.

Dehydration/Filteration of transformer oil at site by means of centrifuging machine in order to improve dielectric strength of oil as per IS-355. Breakdown voltage shoulkd not be less than 50 KV complete all as specified and directed.

Supply and fix LV porcelain bushing of transformer 1.1KV with metal parts brass as per IS 3347 part iii and 4 Nos hexagonal nuts, complete all as specified and directed.

(a) 1.1KV /250 Amp

(b)1.1KV /400 Amp

(c ) 1.1KV /630 Amp

(d) 1.1KV /1000 Amp

Supply and fix HV porcelain bushing of transformer 12KV /250 Amp with metal parts brass as per IS 3347 part iii and IS 2009, complete all as specified and directed.

M&L for hammer tone spray painting of transformer 11 KV/433 volts indoor/outdoor type of following capacity, including cleaning, scraping of exposed surfaces with shade as approved including writing MES number and machine number with black paint, letters 15mm wide and 50mm height complete all as specified and directed.

(a) Cap of Transformer 63 KVA to 100 KVA

(b) Cap of Transformer 125 KVA to 250 KVA

(c) Cap of Transformer 300 KVA to 400 KVA

(d) Cap of Transformer above 400 KVA but upto 750 KVA

Supply and fix in repair Digital Amp meter Flush type (CT operated ) complete all as specified and directed.

Supply and Replacement of silica gel breather assembly for following capacity of transformer :-

(a) 1.5 MVA to 1.6 MVA

(b) - do - all as above but for transformer capacity 400 KVA to 750 KVA

(c) - do - all as above but for transformer capacity 250 KVA to 315 KVA

(d) - do - all as above but for transformer capacity 63 KVA to 200 KVA

Comprehensive maintainance / testing of 11 KV RMU (Make - ABB) for checking of circuit wiring, tightening of loose connections, replacement of burnt out wiring thimbles , setting of numerical relays O/C & E/F , ensuring health test by primary injection at site and submission of test report complete all as specified and directed.

Supply and fixing set consisting of 3 HV- Back up fuse Link for three phases indoor type conforming to IEC 60282-1 suitable for fixing in 11 KV RMUs Make- ABB (for load up to 250 KVA) of current rating (capacity) 10A having short circuit rating not less than 63KA Make ABB Cat No 1YMB531035M0002 complete all as specified and directed.

Supply and fixing set consisting of 3 HV-Back up fuse Link for three phases indoor type conforming to IEC 60282-1 suitable for fixing in 11 KV RMUs Make ABB (for load up to 250 KVA) of current rating (capacity) 16A having short circuit rating not less than 63KA Make ABB Cat No 1YMB531035M0003 complete all as specified and directed.

Supply and fixing set consisting of 3 HV-Back up fuse Link for three phases indoor type conforming to IEC 60282-1 suitable for fixing in 11 KV RMUs Make ABB (for load up to 250 KVA) of current rating (capacity) 25A having short circuit rating not less than 63KA Make ABB Cat No 1YMB531035M0004 complete all as specified and directed.

Labour only for Pruning of trees and branches along the HT/LT over head electric lines, surrounding of LT/HT poles, panels Sub-STN bldgs & transformers at different location, should be cleared upto 3mtr of outer edge of assests & removing/disposal of branches out side the line area including Re-stretching, restraining ACSR conductor laid over, OH LT/HT line on steel/PCC poles after removing the binding from insulators, lowering the ACSR conductor or broken OH line due to any reason, jointing the broken conductor, Re-winding the ACSR with insulators including providing binding wire, jumpering & connecting the existing service cables after re-stretching/Re-straining to OH line & removing unavoidable sag in the lines, complete all as specified. Note : Span of OH line will be measured and paid seperately.

M and L for Cleaning of the area with removing the green grass patches /Bushes/small ornamental plants/herbs from the complete area of 33 KV receiving station with suitable T&P and covering the area with suitable peables of suitable size dressing/cleaning the area complete and afterwards sparying the complete area with suitable herbicide to stop the growth of weeds and grass as desired and directed by Engr-in-charge.( Note: the complete Job will be done only after taking proper shut down of 33 KV HT Line. Shut Down will provided by the Dept. with Liasion of SED.) Note: Rate of cleaning of area to be done once in a three months is seemed to be included in quoated rate.

Supply and fixing in repair dial type temperature gauge 110mm dia temperature range 0-100 degree C complete all as specified and directed by Engr-in-Charge.

Supply and fixing lightning arrestor of 30 KV metal oxide (Gap less type) heavy duty, self supporting station class having nominal discharge current 10 KA (peak), class II , insualation level 28/75KV suitable for 11 KV supply including necessary connections with complete all as specified and directed. Make : Raychem RPG , Oblum ,CG, Rashtriya

Supply and fixing lightning arrestor of 09 KV metal oxide (Gap less type) heavy duty, self supporting station class having nominal discharge current 10 KA (peak), class II , insualation level 70/170KV suitable for 33 KV supply including necessary connections with complete all as specified and directed. Make : Raychem RPG , Oblum , CG, Rashtriya

Dismantling air break GOD 33 or 11 KV switches vertical / Horizontal mounted including insulators and operating mechanism for repair / replacement of broken / worn out components and insulators etc at site all as spd ( spare parts / components will be measured and paid separately )

Supply only male contact / moving contact blade and fix contact jaw 200 / 400 amp , Tinned copper flexible jumper for GOD 11 KV per phase complete all as specified and directed.

Supply only male contact / moving contact blade and fix contact jaw 200 / 400 ampTinned copper flexible jumper for GOD 33 KV per phase complete all as specified and directed.

Supply only 33 KV Post insulator Porclain / Polymer complete all as specified and directed. Make-Jaipuria brother / raychem RPG / Atlas /Rashtriya

Supply only 11 KV Post insulator Porclain / Polymer complete all as specified and directed. Make-Jaipuria brother / raychem RPG / Atlas /Rashtriya

Material and labour for earthing complete with copper earth plate electrode 600 mm x 600 mm x 3.15 mm thick burried directly in ground (earth pit not less than 2.25 metres deep below normal ground level) with top edge of the plate not less than 1.5 metre below normal ground level connected to copper earth strip 20x3mm size (upto 7.5 metre from ground electrode) by means of copper/brass bolts, nuts, check nuts and washers all as shown in electrical plate No.3 of MES Schedule Part-I, connected to earth test terminal block and testing on completion with and including 40mm bore light grade GI protection pipe for strip upto plingth protection, PCC pit in mix 1:3:6 type C1, with RCC 1:2:4 type B-1, 40 mm thick cover, reinforced with 6 mm dia MS bars 3Nos. both ways with lifting hook made out of 6 mm dia bar, watering arrangement with funnel and wire mesh and 20 mm bore medium grade GI watering pipe, common salt and charcoal filling, necessary excavation and earth work complete.

Supply and fixing in replacement of air break switch gang operated (GOD) triple pole with drop out fuses mechanically operated, mounted on insulators 12 Nos & steel frame with operating mechanism & operating rod of GI pipe 25mm & medium grade with necessary clamps to be operated from ground level 11 KV grade working pressures and current upto 400 Amps complete all as specified. Make : Raychem RPG , Pactil ,ATLAS, Rashtriya, Jaipuria

sunder and company

M/s. S.S. Refrigeration, Bareilly

M/s Agarwal Builders

SONI ENTERPRISES