REPAIR/PERIODICAL MAINT TO POWER TRANSFORMERS 33/11 KV HT CONTROLS PANELS RELAY 33 KV AIR BREAK SWITCH CENTRIFUGING OF TRANSFORMER OIL AND MISC WORKS UNDER GE E/M LUCKNOW

Amount

S&F in repair breather unit with superior quality blue colour silica jelly and fill up the oil to maintain the exact level as per existing size and capacity suitable for transformer of cap 5 MVA, 33/11 KV complete all as specified and directed.

Same as item No 1 above but for 33 / 0.433 KV, 25 KVA (Station Transformer)

Supply & Fixing in repair HV bushing suitable for 33KV, 5 MVA transformers as per existing size/ make /model complete all as specified and directed.

Supply and fixing in repasir LV bushing suitable for 33 KV, 5 MVA transformer as per existing size/make/model for transformers complete all as specified and directed.

Supply & fix in repair HV spindles (metal Part) of brass with nuts and washers as per existing size and suitable for 5 MVA, 33 KV Transformer complete all as specified and directed.

Supply & fixing in repair LV spindles (metal Part) of brass with nuts and washers as per existing size suitabe for 5 MVA, 33 KV transformer complete all as specified and directed.

M&L for Cleaning, servicing and testing various type of 33/11 KV equipment in switch yard and other connected works etc complete all as specified and directed for the following:-

(a) Line isolator, 33 KV (Horizontal type) :- Servicing of line isolator (Horizontal break outdoor type) including cleaning of contact (knife) by CTC liquid proper oiling greasing on contacts & moving rod / handle for proper function of moveable rod for smooth ON / OFF position and checking,tightening the incoming and outgoing connection (terminal lugs to be replaced if required as per existing size with GI nut bolts & washer and Meggar testing between phase to phase & phase to earth shall be carried out etc complete as specified and directed.

(b) HT Potential Transformer (33 KV / 110 Volt) :- Cleaning of bushing and terminal of HT potential transformer 33000 / 110 volts (outdoor type) by CTC liquid and checking of oil level incl rectify the any leakage and proper connection checking and testing with following :- (i) Meggar testing between phase to phase & phase to earth (ii) Checking output voltage (iii) Testing the oil dielectric strength (BD test)

(c) HT Vacuum Circuit Breaker (VCB) 33 KV: Cleaning & servicing of HT 33 KV vacuum circuit breaker (VCB) 400 Amp, 3 phase, 13.1 KA outdoor type, checking of each moving parts, spring, charging system, closing & trip coil assembly and proper oiling, greasing and proper adjustment of trip bars, closing bar complete with the following testing :- (i) ON/OFF testing in local and remote position. (ii) Spring charge system testing shall be carried out. (iii) Tripping test in over and earth fault position by external current injecting kit on Primary & Secondary side. (iv) Meggar testing between phase to phase and phase to earth in ON / OFF position both.

(d) HT 33 KV Current Transformer (CT): Cleaning of bushing and terminal by CTC solution of CT rating 100 / 5 + 5 + 1 Amp rating, 33 KV and checking of oil level, rectify the leakage if any and testing the oil strength (BD test) and proper connection checking and testing with following :- (i) Meggar testing between phase to phase& phase to earth (ii) Checking output voltage. (iii) Testing the oil dielectric strength (BD test)

(f) Transformer 33 / 11 KV, 5 MVA :- Cleaning of power transformer 33 /11 KV, 5 MVA, outdoor type externally including all accessories (such as conservator tank, marshaling box, bushings, bucholz relay Radiator, bushings oil level indicator,rectyfy the leakage if any complete and checking the incoming and outgoing terminal connection complete with the following testing :- (i) Transformer oil dielectric strength (BD voltage) test. (ii) Buccholz relay Alarm & trip testing. (iii) Oil temperature Alarm & trip testing. (iv) Winding temperature Alarm & trip testing. (v) Meggar testing between HV to earth. (vi) Meggar testing between LV to earth. (vii) Meggar testing between HV to LV . (viii) Earth resistance test of transformer neutral. (ix) Earth resistance test for body earthing. (x) Replacement the all packing in marshalling box (if required)

(g) Transformer 33/ 0.433 KV, 25 KVA (Station Transformer) :- Cleaning of station transformer (outdoor type) externally including all accessories and checking of all incoming & outgoing connection and rectify the leakage if any incl with the following testing :- (i) Transformer oil dielectric strength (BD) test. (ii) Meggar testing between HV to earth. (iii) Meggar testing between LV to earth. (iv) Meggar testing between HV to LV . (v) Earth resistance test of transformer neutral. (vi) Earth resistance test for body earthing.

(h) D.O. Fuse: Cleaning of HT insulators & checking the incoming & outgoing joint connection and testing with the following :- (i) Meggar testing between phase to phase & phase to earth.

M&L for painting of 33 /11 KV Old MRS switch yard MS structure with one coat of asian make aluminum paint after cleaning and making good surface for painting of the following structure:- (a) Bus bar Gantry:- Painting of busbar Gantry of MS channel (I Section) size 150 mm x 75 mm x 5 mtr long - 12 Nos (b) Lightening arresters (LA):- Painting of lightening Arresters of MS channel (C-section) of size 100 mm x 50 mm x 3.0 mtr long -02 Nos with MS Angle iron 50x 50 mm x 2.5 mtr long -04 Nos complete - 03 Job (c) Line isolator (LI):- Painting Line isolator of MS channel (C-section) of size (125 mm x 50mm x 3.00 mtr long -04 Nos) and ( 100 mm x 50 mm x 1.00 mtr long-02 Nos) with MS flat bracing (50mm x 50mm x 0.30 mtr long -6 Nos) and MS Angle iron ( 50 mm x 50 mm x 2.5 mtr long-02 Nos) complete -07 Job (d) Horn Gap fuse:- All as per item No 12 (C) here in before. Qty - 04 Job (e) VCB / CT / PT stand:- Painting of CT PT VCB structure made out of MS channel ( C-section) of size ( 100 mm x 50 mm x 2.30 mtr long- 04 Nos) and ( 100 mm x 50 mm x 0.80 mtr long- 04 Nos) and ( 100 mm x 50 mm x 1.90 mtr long- 04 Nos) and Angle iron of size ( 50 mm x 50 mm x 1.10 mtr -04 No) complte -03 Job

Pin insulator supporting structure (Station Transformer):- Painting of structure made out of MS channel (C- section) of size (100mm x 50mm x 3.00 mtr long- 02 Nos) with Angle iron of size (50mm x 50 mm 2.50 mtr long - 04 Nos) complete -01 Job.

Same as item No. 8 above but station transformer 33 / 0.433 KV, 25 KVA rating.

Same as item No. 8 above but of size approx (outdoor type), 400 Amps rating size of VCB 700 mm wide x 500 mm deep x 900 mm height including painting of CT's & PT's all as specified and directed.

Same as item No. 8 above but VCB control panel (indoor type) of size approx 650 mm wide x 550 mm deep x 1950 mm height complete all as specified and directed.

Supply and fixing in repair oil level indicator of 5 MVA transformer (0-100) as per existing make/model/type/capacity complete all as specified and directed.

Supply and fixing in repairs spring charging motor suitable for fixing with 33 KV outdoor/indoor type VCB panels complete all as specified and directed.

Supply & topping up transformer oil low viscosity, dielectric strength above 50 KV conforming to IS-335 complete for filling / topping up in HT CT/PT Transformers complete all as specified and directed.

M&L centrifuging of transformer oil 33/11 KVA, 5 MVA power transformers including filter action using automatic centrifuging machine to achieve minimum 35 to 40 KV breaking capacity at 4 mm gap by absorbing and abolishing all sludge particle for use complete all as specified and directed. Note:- Test will be carried out next day of centrifusing.

Hiring of cable fault detector, to detect exact position of fault for XLPE /PVC HT cable, 11000 Volts/33000 volt grade heavy duty aluminum conductor of any size any length in switch yard including disconnection, jointing & testing complete all as specified and directed.

M and L for opening the top cover of current transformer and Potential tranformer of out door VCBs 33 KV and servicing of fixed and moving contacts, repair and replacement of defective components incl replacment of defective parts of panel such as lamp indicators, calibration of digital meters, over load protection relay, time delay relay / earth fault relay, charging spring etc. Cleaning the fixed and moving contact inside the VCBs properly, servicing and greasing all moveable mechanism, replacement of defective fuses, wiring and reassembling and testing complete all as specified and directed.

Supply and fixing in repairs 2U hardware clamp straight or angle to clamping the jumper & disc insulators fixed with suitable GI nut, bolt, and washers as per existing size complete all as specified and directed.

Same as item No 18 above but sub station connector of Aluminum straight tee tubing main to tubing tap with suitable sizes of GI nut & bolts as per existing size etc complete all as specified and directed.

All as per item No 18 but sub station connectors Aluminum horizontal bus support tube to insulators with GI nut & bolts as per existing size complete all as specified and directed.

All as per item No 18 but Aluminum straight tee tubing main to cable/ conductor tap as per existing size and capacity complete all as specified and directed.

Supply and fixing aluminum binding wire 14 SWG suitable for binding the jumpers and other accessories of 4 pole structure complete all as specified and directed.

Supply and fixing in repairs GI nuts ,bolts as washer as per sample kept in GE office complete all as specified and directed.

Supply and fixing in repairs oil temperature indicator with trip and alarm contacts as per existing make/size/capacity suitable for 5 MVA TRF complete all as specified and directed.

Supply and fixing in repairs winding temperature indicator with trip and alarm contacts as per existing make/size/capacity suitable for 5 MVA TRF complete all as specified and directed.

M&L 60mm thick PCC interlocking tiles, rubber moulded M-35 grade using grey cement and pigment of size and shape as approved, including 50mm thick bed with PCC (1:3:6) type C1 using 20 mm graded stone aggregate and a layer of dry sand not less than 40 mm thick, interstices filled with sand in floors/pathway including locking the tiles on all four sides with cement mortar 1:4 complete all as specified and directed.

M&L for RCC cable duct cover (80cmx45cmx40mm) with 12 mm dia ms bar moveable handle both side of cable cover etc complete all as specified and directed.

Supply and fix in repairs earth fault Relay (inverse) type ISI marked for 33 KV complete all as specified and directed.

M&L for aluminum conductor steel reinforced (ACSR) on pole, stringing properly on insulators and binding with aluminum binding wire, jumpers etc complete for any size (Ferret,Weasel ,Squirel) of conductor complete. Note : - Measurement & Payment shall be made by measuring horizontal distance between centre of two adjacent pole and adding 3% extra for sag, joints and jumper etc.

Supply & fix in repair insulator pin type porcelain, vitreous, white, brown or green 150 mm height and 150 mm dia including one galvanised mild steel spindle, two galvanised washers and one galvanised iron nuts for conductor working pressure 11000 Volts grade complete all as specified and directed.

Supply & fix in repair insulator disc type porcelain, vitreous, white, brown or green including galvanised mild steel straps, washers, insulator bolts, washers and nuts 150 mm height and 150 mm dia including working pressure 11000 Volts grade complete all as specified and directed.

M&L for servicing / Cleaning of solar street light PV module, checking the all electric loose connection, replacement of terminal, distilled water of battery & checking of mechanical / electrical system for proper functioning of solar lights at various places complete all as specified and directed.

M&L for cleaning of 33 KV Electric main receiving station including removing of grass, bushes and trimming of branches of trees inside the premises of substation incl spray chemical (round up) in station for burning the grass at every three months or when required complete all as specified and directed.

M&L for servicing / cleaning of inverter/ups checking the all electric loose connection, replacement of terminal, distilled water of battery, wiring system & checking of mechanical/electrical system for proper functioning of inverter at various places complete all as specified and directed.

M&L for lightening arrester expulsion type (as per existing make/model/ capacity to be fixed on existing structure complete with all fitting, transmission class, discharge capacity 65 kilo amps suitable for 33000 volts incl taking down old one etc complete all as specified and directed.

M&L for GOD (horizontal type) complete suitable for oudoor type three phase double break,centre rotating type suitable manual operation 3 moving contact of all isolator (roatate through 90 degree from their fully closed position to fully open position so that the break is distinct and clearly visible from ground lever conforing to IS 9921/IEC-62271-102, phase, rated nominal/ maximum rated voltage 33/36 KV, rated current 1250 Amp isolator as per existing make and model incl taking down old one etc complete all as specified and directed.

Cable joint kit for 33 KV (earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for XLPE armoured aluminium conductor cable of size 185-240 sqmm 3 core incl dicconnection & connection cable,jointing,testing,earth works in any type of soil etc complete as specified and directed.

Cable joint kit for 11 KV (earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for XLPE armoured aluminium conductor cable of size 120-185 sqmm 3 core incl disconnection ,connecting of cable,joinnting,testing and earth works in any type of soil etc complete all as specified and directed.

Cable joint kit for 33 KV (earthed) grade cable for out door termination heat shrink type joint with jointing material and accessories suitable for XLPE armoured aluminium conductor cable of size 185-240 sqmm 3 core incl disconnecntion/ connection, jointing and testing complete all as specified and directed.

Cable joint kit for 11 KV (earthed) grade cable for out door termination kit heat shrink type joint complete with jointing material and accessories suitable for XLPE armoured aluminium conductor cable of size 120-185 sqmm 3 core incl diconnection,connection,jointing and testing of cable etc complete all as specified and directed.

Cable joint kit for 33 KV (earthed) grade cable for end termination indoor heatshrink type joint complete with jointing material and accessories suitable for XLPE armoured aluminium conductor cable of size 185-240 sqmm 3 core incl connection,disconnection,jointing and testing complete as specified and directed.

Cable joint kit for 11 KV (earthed) grade cable for end termination indoor heat shrink type joint complete with jointing material and accessories suitable for XLPE armoured aluminium conductor cable of size 120-185 sqmm 3 core incl disconnection,connection ,jointing and testing etc complete all as specified and directed.

M&L single phase paper impregnate oil immersed current transformer for different phase in common tank equipped with weather proof bushing for out door type conforming to IS:2705-1992 for CT, IS5621-1992 for insulator/busing and IS335-1983 for oil suitable for existing make and model of ratio 100/50/5-5A,Class 0.5/5S, HSV -36KV, I.L 36/70/170(P)KV, S.T.C 20.1 KA for 3 second, burdden 30 VA incl taking down old one etc complete all as specified and directed.

M&L for three phase four wire 33/110 V oil cooled outdoor type PT conforming to IS 3156/1992 nominal/highest system voltage 33/36 KV impulse withstand voltage 170 KVP (primary 70 KV, 50 HZ rate out put burden 30 VA per phase , class accuracy 0.5,winding connection star/delta ,rated voltage factor/time 1.2 continuous and 1.9 for 30 second etc as per existing make and model including taking down old one complete all as specified and directed.

Disconnecting the all electrical connection from battery bank and taking out unserviceable part & supply and fix new parts as required including serviceing, connecting ,tightening, greasing, wiring & testing as required voltage including cleaning and painting with one coat of synthetic enamelled paint complete all as specified and directed . Note - If any parts not included in the specification of works, contractor will provide the same at his own cost and cost for the same is deemed to be included in the rate quoted against this item.

Supply only transformer suitable for 12/24 volts.

Supply only voltmeter as per existing size and capacity.

Supply only Ammeter as per existing size and capacity.

Supply only slector switch as per existing make and capacity.

Supply only push button as per existing size amd make.

Supply only 2 volts rechargeable lead acid battery 100 AH or as per existing make/model/capacity etc.

Supply and fix in repair shine wave inverter with 80% efficiency suitable of 1 KW with 12 volt 180 AH maintenance free battery incl connection and testing complete all as specified and directed.

Supply and fix in repair post insulator of type 11 KV, E-22 IS 2544 with height 254 mm, tensile strength 20 KN and compressive strength in 40 KN suitable for fixing with existing GOD complete all as specified and directed.

S&F in repair 08 window announciator 24 V DC operated and with buchholz trip, winding temp high trip, oil temp high trip, buchholz alarm, winding temp high alarm, oil temp high alarm spare complete all as per existing make.model/size etc complete all as specified and directed.

M&L for servicing of neutral grounding resistor 11/33 KV, 105 Amps rated current inlc adjusting resistance and earth strip etc and soldering the all joints of earth strip and testing for heat run test by passing 105 Amp rated current for time of 10 second to check max temp rise and test result in this effect submitted to Engr-in-charge complete all as specified and directed.

Supply and fixing in repair hooter for announciator panel as per existing make/model/capacity complete all as specified and directed.

S&F in repair push buttons ON/OFF suitable for 11KV panel as per existing make/size/model (colour-Red/Green/Black) complete all as specified and directed.

Servicing and calibration to 11KV HT VCB/(SF-6 type) complete with the following:- (a) Taking out 11KV HT VCB/(SF6 type) of 400/800 Amps rating trolley from HT Panel after switching off electric supply . Checking the mechanical system of equipment and cleaning & servicing the fixed/ moving contact & blowing out dust and applying the proper lubrication/ greasing and reassembling the VCB/(SF6 type) and testing complete after switching on the VCB as directed. (b) Taking out relay set (2 Nos over current & 01 No earth fault relay) of any make from HT11KV VCB/(SF-6 type) panel and cleaning the contact (NO+NC) by CTC solution and adjust the contact and calibrate the relay by relay testing kit & proper plug setting as per reqd load & time delay and fixing the relay set in HT panels complete all as specified and directed Note for (a) & (b):- (i) Testing of above job to be carried out by OEM engineers (ii) Replacing new items shall be measured and paid separately as supply only. (iii) Contractor shall submit the connected document/graph for relay calibration duly authenticated by OEM service centre).

Supply & Fixing shunt trip coil assembly suitable for HT, (SF-6 type)/ VCB, operating on 30/110 volt system and testing complete all as specified and directed.

Supply & Fixing closing/tripping coil operated on 110 /30 volt system suitable for working of relay of HT (SF-6 type)/ VCB complete all as specified and directed.

S&F of numerical self-powered protection relay in respective make in existing 11/33 KV panel complete all as specified and directed.

Supply and fixing in repairs spring charging motor suitable for fixing with 11 KV indoor type VCB panels complete all as specified and directed.

Supply and fix in repairs Auxiliary Relay type with Buchholz Alarm, Winding temp alarm, Oil alarm etc complete all as specified and directed.

Supply and fix in repairs earth fault relay type with Buchholz Alarm, Winding temp alarm, Oil alarm etc complete all as specified and directed.

Supply and fix in repairs charging bottles suitable for 11 KV VCB trolly complete all as specified and directed.

Supply and fixing in repairs moving contacts of VCB made of copper and suitable for 11 KV VCB Trolley complete all as specified and directed.

Supply and fix in repairs Lever type tripping/closing switch suitable for 11 KV VCB Panels, complete all as specified and directed.

S&F Ammeter digital type 100A/5A or 60A/5A CTR of 150mm x 150mm including taking out of old unserviceable ammeter complete all as specified and directed.

S&F Voltmeter digital type 15 KV of 110 V PTR. Size 150mm x 150mm including taking out old unserviceable voltmeter complete all as specified and directed.

S&F power factor meter digital type of 146mm x 146mm including taking out of old unserviceable PF meter complete all as specified and directed.

S&F indicator light (LED type) suitable to operate on 30 volts DC/110 V AC having two covers red/green/blue for HT VCB panel including taking down old complete all as specified and directed.

Supply, fixing and testing in repairs Power Pack units with maintenance free solid batteries in sheet metal enclosure with arrangements for mounting on the existing 11 KV VCBs panels with nuts and bolts and capable of providing 30 V DC current to the VCBs during power failure for a continuous period of not less than 12 hours, for functioning of relays, charging motor and other parameters complete all as specified and directed.

Dismantling the existing unserviceable 11 KV VCB trolly and carrying out following repair and re-fixing the same after repair & testing and commissioning complete all as specified and directed :- (i) S&F in repair vacuum interrupter 630 Amps, 11 KV, as per sample - 03 Nos. (ii) S&F in repair charging motor to charge VCB as per sample - 01 No. (iii) Complete wiring of VCB panel to make the panel completely functional in all respect - 01 Job. (iv) Supply and fixing moving contact of VCB - 01 Set (v) Complete greasing / oiling of VCB - 01 Job (vi) Supply and fixing charging bottles - 03 Nos Note: The rate quoted by the contactor against this item shall be deemed to be included for any other spare parts/relay not mentioned herein but essentially required for functioning of the system.

S&F in repair indoor unit of capacity 2 ton hot and cooled type split AC with copper tube, suitable capacity fan motor and other accessories as per manufacutrer norms etc complete all as specified and directed.

S & F in repair PVC insulated four core copper conductor cable of size 2.5 sqmm complete all as specified and directed.

S & F in repair PVC insulated four core copper conductor cable of size 4 sqmm complete all as specified and directed.

Supply and fix in replacement local remote switch for vacuum circuit Breaker as per existing make and model all complete all as specified and directed.

Supply and fix in replacement Vacuum interrupter bottle suitable for 11 KV,VCB,630 Amps capacity as per existing make complete all as specified and directed.

Supply and fix in replacement complete ON/OFF circuit breaker switch with complete internal mechanism of 11 KV VCB/Bus coupler installed at main power house as per existing make/ model including complete mechanism like moving / fixed contact charging motor, charging gear complete all as specified and directed.

Supply and fix in repair battery bank of capacity 24 V, consisting of (12 Nos) of 02 Volts Each 100 AH maintenance free "Exide" make for system voltage 24 V, including disconnection/connedtion and testing complete all as specified and directed.

S&F in repair outdoor unit of capacity 2 ton hot and cooled type split AC with copper tube, suitable capacity fan motor, compressor and other accessories as per manufacutrer norms etc complete all as specified and directed.

Supply and fixing fire retardant electric insulation synthetic mat INSULATICA 2000" for 33 KV 3.0 mm thick +10% conforming to BIS DOC No ETD -02 (5231) P dt 2003. meeting requirement of IS 3043, IS: 5216 (Part 1,2,3) IS : 8437 and IEC 479 pub-1 IEC 61111 & 61112 tested for brake down strength tensile /elongation ageing properties. Insulation resistance, affects of acid , alkaline, Diesel & transformer oil, leakage current test fire test etc. having min width of 1000m + 20 mm complete as required suitable and using adhesive and allied chemical and scaling of all joints and border ends and fixing decorative taps the installed sheet complete all as specified and directed.

S&F in repair wall mounted air cooled voltage stabilizer 5 KVA for autometic voltage correction single phase naturally air cooled indoor type and designed for input variation between 160 V to 260 V with out put voltage stabilized at 220 Volts ± 9% volt and high low voltage cut off with facility of incl instant start & time delay relay of 3 minute capacity complete all as specified and direccted.

M&L for fixing the out & indoor unit with grounting nuts, cutting groove to wall for gas pipe and water drainage pipe and cutting, bent to shape copper pipe of appropriate size from outdoor unit to indoor unit by cutting holes to wall incl brazing the copper pipe, fixing union all as required at site including PVC pipe 20 mm dia transparent flexible heavy duty for drainage pipe upto floor level, insulation of both the copper pipe with insulating material and covering the complete pipes and fix on the MS bracket factory made with rubber bush fixed on wall through fastener of appropriate size and other connected civil works and other miscellaneous works required for installation of split AC & proper functioning as directed at site. Note: Cost of any additional length of copper tubes required at site for compressor inlet/outlet with insulating material shall be deemed to be inclusive against this item.

M&L for removal of existing treatment from wall and providing putty (minimum thickness 2 mm) to obtain smooth finish and then applying two coat of oil bound distemper of approved colour over a coat of primer on prepared surfaces of wall complete all as specified and directed.

M&L for removal of existing treatment from wall and providing putty (minimum thickness 2 mm) to obtain smooth finish and then applying two coat of cement base paint over a coat of primer on prepared surfaces of wall complete all as specified and directed.

Dismantling and taking out unserviceable solar light fitting and battery from existing position and servicing the solar light fitting, panel battery etc with following arrangement complete all as specified and directed. (a) Solar light fitting 40 watt-02 Nos. (b) Maintenance free tubular battery 110 AH 12 Volts-02 No (c) Distilled water 20 Litre

Diamond Electric Co.

Unnati Engineers