REPAIR TO TRANSFORMER, HT SWITCH GEARS, VCBs AND CONNECTED HT ACCESSORIES UNDER GE GURDASPUR

Amount

Taking down the unserviceable transformer from existing site from pole and Sub Stn with the help of man power & chain pully block or by crane etc including disconnecting all electrical and mechanical connections from the site and carrying to workshop for repair and replacement of old burnt u/s items as well as winding etc including transporting of capacity 25 KVA to 100 KVA Transformer (including 100 KVA) Note : (i) Unserviceable transformer should be taken down from site and carrying to workshop within 2 days time frame on receipt of telephonically call/msg /Whatsapp Msg or letter. Failing which Rs. 1500/- per day will be levied to the contractor as penalty. (ii) Transport shall be provided by contractor to carry the Unserviceable transformer from site to workshop & vice-versa at his own cost. No amount shall be paid separately for transport. All rates are deemed to be inclusive in quoted rate.

All as per srl item No 1 here in before but 125 KVA to 250 KVA (including 250 KVA).

All as per srl item No.1 here in before but 315 KVA to 400 KVA (including 400 KVA)..

All as per srl item No.1 here in before but 500 KVA to 750 KVA.

Opening Dismantling the transformer of capacity 25 KVA to 100 (including 100 KVA capacity of transformers ) KVA by lifting the top cover taking out the HT/LT core and draining out the transformer oil in clean barrel including cleaning the transformer chamber (body) inside and out side throwly with emery paper and cloth then checking the winding and other worn-out parts such as HT/LT coils silicon stamping and other connected items as Tap-changer, breather assembly, Reconditioning and replacement of HT and LT coil winding with DPC enamelled copper/Aluminimu wire/ strip of adequate size gauge and number of turn complete and connected to existing serviceable strip by jointing with soldring and re insulated of cotton tape over strip including using insulating material like varnish to limb coil fire proof type and sleeves etc by drying and baking of Insulating material in heating chamber in adequate temprature Reassenbling the transformer LT/HT connection with help of soldering.Testing of transformer after reassembly complete on No load at wkshop and on load at site incl painting to the transformer with super enamel paint all as specified and directed.

Note :- (i) HT/LT coils winding wire/strip, transformer oil , and other connecting items shall be measured & paid seperately. (ii) Unserviceable transformer should be rewinding in workshop within 09 days time frame on reaching at the transformer in workshop. Falling which 2000/- per day will be levied to the contractor as penalty. (iii) HT/LT coils and other connected items shall be measured & paid seperately. (iv) Transport shall be provide by contractor to lift & carry the transformer at site from workshop for repair the transformer & vice-versa. No amount shall be paid separately for transport. All rates are deemed to be inclusive in quoted rates.

All as per srl item No.5 here in before but 125 KVA to 250 KVA.

All as per srl item No 5 here in before but 300 KVA to 400 KVA.

All as per srl item No.5 here in before but 500 KVA to 750 KVA.

Supply and fixing HT/LT coil winding with super enamelled copper wire/ strip of existing size & guage for winding the transformer HT/LT coils incl insulating material all as specified and directed .

Supply and fixing HT/LT coil winding with DPC or enameled aluminium strip /wire of existing size & guage for winding the transformer coil HT/LT coils all as specified and directed .

Supply in replacement of HV bush Insulator complete with rod as per existing material & size and nut suitable for indoor/outdoor type transformer 25 KVA To 100 KVA .

All as per srl item No.11 here in before but 125 KVA to 250 KVA.

All as per srl item No.11 here in before but 300 KVA to 400 KVA.

All as per srl item No 11 here in before but 500 KVA to 750 KVA.

Supply and fix in replacement of LV bush Insulator complete with rod as per existing material & size and nut suitable for indoor/outdoor type transformer 25 KVA To 100 KVA.

All as per srl item No.15 here in before but 125 KVA to 250 KVA.

All as per srl item No.15 here in before but 300 KVA to 400 KVA.

All as per srl item No.15 here in before but 500 KVA to 750 KVA.

Supply and fix in replacement of tap changer for adjusting the voltage with brass parts as per sample of existing for indoor/ outdoor type transformer 25 KVA To 100 KVA all as specified and directed.

All as per srl item No.19 here in before but 125 KVA to 250 KVA.

All as per srl item No 19 here in before but 300 KVA to 400 KVA.

All as per srl item No.19 here in before but 500 KVA to 750 KVA.

Supply and fix in replacement of silica gel in breather assembly different capacity of transformer all as directed by Engineer in charge

Supply and fixing in replacement of breather assembly capacity 250 gram for 25 KVA to 100 KVA of transformers all as specified and directed.

Supply and fixing breather assembly capacity 500 gram for 125 KVA to 400 KVA of transformers all as specified and directed.

Supply and fixing breather assembly capacity 1 KG for 500 KVA to 750 KVA of transformers all as specified and directed.

Supply and fixing of the temperature gauge of the different type and capacity of tranformer all as directed

M&L for shifting of the stand by transformer of capacity 63 KVA to 500 KVA from one sub stn to another with the help of crane, or manpower and disconnecting the fault transformer and connecting the stand by transformer for smooth provide the electric supply all as specified and directed by Engineer-in-charge. Note : (i) The transformer shall be shifted to faulty area under GE Gurdaspur by 6 Hrs of time frame after intimated by Tele phonically/Whatsapp Msg or letter. Failing which Rs 1000/- per hrs will be levied to the contractor as penalty. (ii) All the T&P, transport and connecting material will be included in the quoted rate. Nothing extra shall be paid by department.

Material & labour for painting to transformer rating 8 MVA and 5 MVA, out door type installed at 66 KV Sub Stn including mounting channels and connected accessories with two coats of super enamelled paint of approved colour spray painting machine including preparation of the surface complete all as specified and directed.

All as per item ser No 29 but transformer capacity 25 KVA to 100 KVA all as specified and directed.

All as per item ser No 29 but transformer capacity 125 KVA to 315 KVA all as specified and directed.

All as per item ser No 29 but transformer capacity 400 KVA to 750 KVA all as specified and directed.

Material & labour for painting to panels & feeder pillar box, any sizes, installed at 66 KV Sub Stn with two coats of super enameled paint of approved colour with spray painting machine including preparation of the surface complete all as specified and directed.

Supply and fixing in replacement of protection cover for LT and HT side of the outdoor type transformer of any capacity, the protection cover should be made out of 3 mm dia CRCA sheet in rectangular, triangular or square shape and fixing the same cover by means of nuts, bolts, etc including applying one coat of red oxide and two coat of super enamel paint over the exposed surface of the box all as directed by Engineer in charge

Supply and fixing of Alluminium strip of 50 mm x12 mm including bending and fixing at the terminals of transformer LT side where ever directed for connecting the outgoing cables lugs of different sizes all as directed by Enginer-in-charge

Dehydration and filteration of transformer oil at site by using dehydrating and filteration machine to be carried out till time, dielectric strength reached to min 40 KV complete all as specified and directed. Note : The transformer dehydration machine shall be arrange/brought by contractor at site for which no extra amount be paid to the contractor.

Material and labour for toping up of the transformer with new with transformer oil having dielectric strength not less than 40 KV. Make - Power/Savita/Transol

Supply and fixing of 66/11KV HT side bushes of 8 MVA transformer all as directed

Supply and fixing of 66/11KV LT side bushes of 8 MVA transformer all as directed

Supply and fixing of 66/11KV HT side bushes of 5 MVA transformer all as directed

Supply and fixing of 66/11KV LT side bushes of 5 MVA transformer all as directed

M&L for Opening Dismantling the transformer of capacity 25 KVA to 750 KVA for repairing of transformer oil leakage from the top cover and HT/LT bushes, by lifting the top cover and draining out the transformer oil in barrel including cleaning the transformer chamber (body) inside and out side throughly with emery paper and cloth than checked the winding and other parts for smooth functioning and replacement of top cover and LT and HT bush gasket and reassembling the transformer LT/HT connection with help of soldering.Testing of transformer after reassembly complete on No load and full load at site incl painting to the transformer with super enammed paint all as specified and directed. Note :- The job includes the cost of gasket set, LT / HT bushes, nuts, bolts, washers etc required for the complete job. Only transformer oil will be measured and paid separately.

M&L for Opening Dismantling the power transformer of capacity 5MVA and 8 MVA for repairing of transformer oil leakage from the top cover and HT/LT bushes, by lifting the top cover and draining out the transformer oil in barrel including cleaning the transformer chamber (body) inside and out side throughly with emery paper and cloth then checking the winding and other parts for smooth functioning and replacement of top cover and LT and HT bush gasket and reassembling the transformer LT/HT connection with help of soldering.Testing of transformer after reassembling complete on No load and full load at site incl painting to the transformer with super enamel paint all as specified and directed. Note :- The job includes the cost of gasket set, LT / HT bushes, nuts, bolts, washers etc required for the complete job. Only transformer oil will be measured and paid separately.

Comprehensive maintenance of 66/11KV sub station equipment including replacement of unserviceable parts of following equipments all as specified and directed and testing by Punjab State Power Corporation Limited (PSPCL) authorised personal:- (a) Transformer 66/11 KV 8 MVA - 01 No (b) Transformer 66/11KV 5 MVA - 01 No (c) 66 KV SF-6 based Breakers 02 Nos (d) VCBs/C&R Panel /Battery Charge - 12 Nos and any other relevant HT equipment.

Notes:- (a) Checking of 11 KV functioning of all the tripping system / relay displayed on the control relay panel - such as differential O/C, earth fault, metering circuits and all othe protection from transformer - oil temp, trip, OLTC trip, winding temp gauge trip, bucholz relay, inter trip etc calibration of all the relays complete for time observed with respect to time set primary injection of all the CTs (Periodicity of testing half yearly). Deposite the charges levied / charged by the PSPCL authority for calibration / checking the protection system of 66 KV system all as directed. (b) Greasing / oiling of all the moving parts (c) Operation / working of charging motor and limit switch (d) Any part / spares found defective during testing shall be repaired / replaced for which payment shall be made separately against respective items of Sch 'A' (e) Test sheet shall be prepared as specified and made part of RARs & final Bill. (f) The equipments shall be tested twice, 1st test will be carried out within two months or as directed by Engr-in-Charge from the date of commencement of contract and second test after six months from the 1st test. Payment shall be released on receipt of results/reports from PSPCL. (g) The testing charges of PSPCL in deemed to be inclusive in the quoted rates and nothing extra shall be paid by department.

Comprehensive maintenance of VCBs , HT Switch gears , SF 6 breaker ,Capacitor bank , Control and relay panel, Battery Charger, Battery Bank , installed at 66 KV MRS and different Sub Station and Disconnecting of HT connections & DC connection from existing busbar carefully and other parts carefully incl taking down the VCB trolly complete & disconnect the male/female contacts & clean the busbar with carbon tetra chloride liquid throughly busbar spout, trolly spout applying a one coat of 11 KV insulation quoting as per sample on busbar, spouts & other connected parts including, re wiring of panel incl electrical greasing all movable parts and repair or replacement the worn out parts by spare parts and reassembling the same re-connecting the HT & DC connection complete in functional order incl testing on existing load all as specified & directed. Note :- (i) The maintenance should be done by 1 day of time frame after intimated by Tephonically/Whatsapp Msg or letter. Falling which Rs. 2000/- per day will be levied to the contractor as penalty. (ii) Cost of spare parts i.e relay, Auxiliary, triping coil, close coil, indictor LED lamp, etc shall be measured and paid separately. (iii) Comprehensive maintenance of each VCBs, HT switch gear, SF-6 breaker, capacitor bank, battery charger & battery bank will be measured as one item.

Comprehensive maintenance of 66 KV Isolators switchset of three at 66 KV MRS, taking shutdlown from 66 KV S/S tibber disconnect from existing isolator carefully clean the male and female contact with CRC throughly, tightening the nut, bolts of female and male contact, check the insulator, and apply grease usage for electric equipment all the movale contact of isolator and repair or replacement the worn out parts by spare parts and reassembling the same and re-connecting the HT connection complete in functional order all as specified & directed. Note :- (i) The maintenance should be done by of time frame after intimated by Tephonically/Whatsapp Msg or letter. Falling which 2000/- per day will be levied to the contractor as penalty. (ii) Cost of spare parts i.e Female contact, P G Clamp etc shall be measured and paid separately.

Supply and fixing, in replacement, current transformer ratio 400 /200/5-5A VA 2.5 , 50 Hz class SP, Short Circuit Current Capacity 21.0 KA for 3 sec complete all as specified and directed.

Supply and fixing, in replacement, current transformer ratio 100 /50/5-5A VA 2.5 , 50 Hz class SP, Short Circuit Current Capacity 21.0 KA for 3 sec complete all as specified and directed.

Supply and fixing, in replacement of potential transformer ratio resin cast type, 11 KV with comprises the following:- (i) Rratio : 11 KV/r3/110V/r3/110V/r3 (ii) Core -I : CL-1.0, 50 VA (iii) Core -2 : Cl-3P, 50 VA

Supply and fixing in replacement of flush mounted high speed tripping relay (86) aux volts 220 Volt DC and aux contract 4 NO+3 NC H/R

Supply and fixing in replacement of flush mounted high speed tripping relay (86) aux volts 24 Volt DC and aux contract 4 NO+3 NC H/R

Supply and fixing in replacement of flush mounted numerical IDMT protection relay aux volts 24 Volt DC Aux contacts 3 NO+ 1C/O

Supply and fixing in replacement of flush mounted DC operated auxiliary relay (63X) for transformer faults with three pair of relay element with following configuration : - Type : CAR-A-3-S, Aux volt : 220V DC, Aux Contacts : 2 NO S/R

supply in replacement of digital type differential Relay for C&R Panel 66 KV Sub Station Model : MI Com 1207 make, Schienider, ABB, C&S,, operating 220 voltage DC,as per sample all as specified & directed by Engr-in-charge.

Supply and fixing in replacement of Breaker Control Switch (TNC) return to neutral type 2 pole 2way with off all as specified and directed by Engineer incharge.

Supply and fixing of triping coil for existing VCB as per site all as specified and directed by Engineer -in-charge.

Supply and fixing of closing Coil as per existing VCB as per site all as specified and directed by Engineer -in-charge.

Supply and fixing in replacement of LED lamp indicator operating Volt 220 Volt AC as per site all as specified and directed by Engineer -in-charge.

Supply and fixing in replacement of LED lamp indicator operating 220 Volt DC as per site all as specified and directed by Engineer -in-charge.

Supply and fixing in replacement of LED lamp indicator operating Volt 24 Volt DC as per site all as specified and directed by Engineer -in-charge.

M&L in replacement of Vacuum intruppter/vacuum bottle Type WL 33379 25 KA/ asper sample all as specified.

S& F in replacement of auxliary switch complete as existing site for 11 KV VCB all as speciified and directed

Supply and fixing in repair/replacement of automatic spring charging motor operating voltage 230 Volt AC as per existing site complete all as specified and directed. Make : Schnider/Crompton/ Legrand.

Supply and fixing in replacement of space heater at 11 KV VCB of 110 Watt, 240 Volt.

Supply and fixing in replacement Digital volt meter 0-11 KVolts complete all as specified and directed. Make : Schnider/Crompton/ Legrand.

Supply and fixing in replacement Digital Amp meter 0-100 Amp all as directed by Engr-in-charge . Make : Schnider/Crompton/ Legrand.

Supply and fixing in replacement of safe high voltage tape roll (HT Tape) length 25 RM complete all as specified and directed.

Supply and re-filling of SF-6 gas all as specified and directed by Engineer -in-Charge.

Supply and fixing in replacement of contactor for SF 6 operating Voltage 220 Volt DC all as specified and directed.

Supply and fixing triping Coil for SF 6 operating Voltage 220 Volt DC as per existing all as specified and directed.

Supply and fixing closing Coil for SF 6 operating Voltage 220 Volt DC all as specified and directed.

Supply and fixing of barrel fuses of capacitor bank/VCB all as specified and directed

Supply and fixing of perforated type cable tray of size 300mm x 25mm for arrangement of the LT/HT cables and control cables in cable duct of the Main Receiving Station cable duct, disconnecting the control cable from existing position, fixing the cable trays and arrangement of the control cable on the tray all as directed by Engineer in charge

M&L for disconnecting the existing transformer/DG Set dismantling the existing foundation of the transformer/DG Set and temporary arrangement fo the connecting the existing transformenr to feed the user and making foundation of outdoor type transformers PCC brick platform of size 3.0mx3.0mx1.5 mtr in cement mortar 1:6 over thick foundation bed in PCC 1:4:8 type D2 (using 40mm graded stone aggregate of 50 mm thick coping in PCC 1:2:4 type B-1 (using 20 mm graded stone aggregate ) over platform and 15 mm thick rendering in CM 1:6 to exposed surface of PCC and applying three coats of white wash including making electrical connections, earthings connection etc an testing the transformer for electrical connections, earthings connection etc and testing the transformer for smooth functioning complete all as specified and directed by Engineer-in-charge.

S&F in replacement of HRC fuse as per site reqmt all as specified and directed.

M& L for renewal of earthing complete with galvanised steel pipe electrode, 40 mm bore medium grade, 2.5 meteres length, buried directly and preferably vertically in ground with top edge not less than 1.25 metres below ground level connected with earthing lead by using aluminium 25x3 mm strip as earthing lead all as shown in plate No 2 to lthe earthing test point all as specified and indicated including testing on completion and PCC chamber using PCC 1:3:6 type C2 &C1 cover funnel & wire mesh all as specified & directed by Engr-in-charge. Note :The whole earthing will be redone on quoted rate if the result found not satisfactorily and the decision of Engineer-in-charge will be final and bound, No extra cost will be paid to the contractor for rectification of the earthing.

M&L for renewal of earthing complete with galvansed steel earth plates electrode 60cmX60cmX6mm thick burried directly in ground ( earth pit not less than 2.25 mtr deep below the ground level ) with edge of the plate not less then 1.5 mtr below the ground level connection to GI galvanised Iron strp 25mmX4mm as earthing lead by means of bolts/nuts chick nut & washers of GI or steel all ghown in electrical plate No 3 of SSR part I connected to earthing test point all as specified or indicated including testing on completion including watering GI pipe 20 mm bore medium grade and PCC chamber using PCC 1:3:6 type C2 C1 cover funnel & wire mesh all as specified & directed by Engr-in-charge. Note :The whole earthing will be redone on quoted rate if the result found not satisfactorily and the decision of Engineer-in-charge will be final and bound, No extra cost will be paid to the contractor for rectification of the earthing.

Supply and fixing earth continuity galvanised iron strip of size 25x4 mm all as dircted by Engineer in charge.

Supply and fixing of coarse aggregate in 20 mm graded in layers at Main Receiving Station and appliying of lime solution before laying of coarese aggregate all as directed by Engineer in charge

Surface dressing n.exc 15cm deep of soft/loose soil site clearance ground sub stn and E/M installation complete all as specified and directed.

Supply and fix, in replacement, maintenance free battery, 2 Volt 60 to 100 AH (as per existing sample/ capacity) complete all as specified. Make:- Amron / Exide / Amco.

Supply & fixing replacement brass nut bolts and washers off sizes as per samples all as specified and directed

Supply & fixing replacement iron nut bolts and washers off sizes as per samples for HT/LT side of transformers all as specified and directed

Supply & fixing alluminium lugs long barrel type suitable for 95 sq mm cable all as specified and directed by engineer in charge .

Supply & Fixing replacement of over current & Earth Fault Relay for C &R Panel 66 KV Sub Station Make : Schnider ,C&S, ABB , operating 220 voltage,as per sample all specified & directed by Engr-in-charge.

Supply and fixing in replacement of copper fuse wire capacity 25 Amp SWG 25 all a specified and directed by Engineer -in-charge.

Supply and fixing of copper fuse wire capacity 10 Amp SWG 29 all a specified and directed by Engineer -in-charge.

Supply and fixing of copper fuse wire capacity 5 Amp SWG 35 all a specified and directed by Engineer -in-charge.

Supply and fixing of Mild steel Chequer plate of 5mm thick or over in thickness of Gde Fe 410 W A quality as directed by Engineer-in-charge for using as cable trench plate all as directed.

Supply and fixing of VCB external trolly (Simple type) with wheel mounted for rack out the brekar from existing panel for maintenance all as specified and directed. Make :Coronet/DV Electrical/Supertech

Supply and fixing of VCB external trolly (hydraulic Type) )with wheel mounted for rack out the brekar from existing panel for maintenance all as specified and directed. Make : Coronet/DV Electrical/Supertech

M&L for testing of power Transformer Oil by power grid PSPCL and test report submitted to this office before execution of the work complete all as specified and directed by Engineer -incharge . Note : Following test shall be carried out during the test:- (a) Dissolve Gas Analysis (b) Water Content. (c) Specific resistance (d) Dielectric dissipation Factor (e) Dielectric Strength (f) Total Acidity (g) Inter Facial Tension At 27 degree C (h) Flash Point (j) Furan Analysis (k) Inhibitor Content

M&L for rewiring of all control wiring of VCB/C&R panel with 2.5 sq mm PVC Cable multistrand copper conductor all as specified and directed by Engr -in-charge.

Supply installation, commissioning, and testing of 66 KV Class station heavy duty metal oxide gapless type outdoor lighting Arrester for use with effective ground natural system with insulating base including surge miniatures for 66 kv with all accessories to meet the requirement as under :- (a) Nominal system voltage 66 kv (rms). (b) Highest sustem voltage 72.5 KV (rms) (c) MCOV 52 KV (d) Nominal Discharge current - 10 KAP (e) Line discharge - class 3 (f) High current discharge (g) Max residual voltage - 165 KVP at 01 KAp complete all as specified. Make : Lamco/ Oblam/CGL/ Elpro

Supply and fixing of copper control cable 16 Core 2.5 Sq mm e shethed unarmoured all as specified and directed by Engineer-in-Charge. Make : Havells, Polycab, Gloster

Supply and fixing of copper control cable 4 Core 2.5 Sq mm all as specified and directed by Engineer-in-Charge. Make : Havells, Polycab, Gloster

Supply and fixing of copper control cable 2 Core 2.5 Sq mm all as specified and directed by Engineer-in-Charge. Make : Havells, Polycab, Gloster

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