Tender For Repair/Maintenance Of 11 Kv Vcb, Rmu, Transformer And Other Allied Works Of Power House No 01 And 02 (Ph-1 And 2) Area Under Ge Panagarh, Panagarh-West Bengal

TDR : 53221107

Tender Notice
BOQ

29 Days Left

Panagarh , West Bengal

Tender Brief : Tender For Repair/Maintenance Of 11 Kv Vcb, Rmu, Transformer And Other Allied Works Of Power House No 01 And 02 (Ph-1 And 2) Area Under Ge Panagarh

Document Fees
₹ 1000 /-

EMD
₹ 115000.0 /-

Tender Value
₹ 60 Lakhs /-

Submission Date
30-01-2026

Competition Type
Indian

Bidding Type
Tender

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1	Servicing / maintenance and calibration of 33 KV VCB outdoor type upto 1250 Amp complete, i.e. IR test, CRM test , Timing Test and Reduce Volatge Test . Disconnecting the main power from 33 KV isolator and control panel of any make type and taking out the breaker parts (any type),cleaning from inside and out side by using CRC-26 spray or any other cleaning agents, greasing the moveable parts.Complete servicing of switchgearincluding checking the fixed/moving contacts of all the 3 phases adjusting electrical/electronic/mechanical components all as per manufacture\"s instruction & manual and standard practice. Calibration of relay any type e.g.Earth fault relay/Over current relay,etc of VCBinstalled at MRS. The fault level setting of these relays shall be in such a way that individual breaker will activate / trip to arrest the fault in local circuit and fault will not travel to main incoming breakers. The servicing & maintenanceof 33 KVpanel of switchgear shall be carried out through rep of OEM /professional and competent firm / technician / service engineer in this field in the presence of concerned Engr-in-charge and allas specified & directed.
2	Item Ser No. 1.00 Contd…..[Note :- (i) Contractor will submit testing & calibration report ofVCB.The rate quoted by tender shall deemed to include the cost of this provision incl T&P required for VCB calibration and testing. (ii) Make-CG/Andrew Yule/Yamuna(iii) Location: MRS]
3	Servicing / maintenance and calibration of 11 KV VCB indoor type upto 800 Amp complete, i.e. IR test, CRM test , Timing Test and Reduce Volatge Test . Disconnecting the main power cables from HT 11KV switchgear of any make type and taking out the breaker trolly (any type) VCB,cleaning from inside and out side by using CRC-26 spray or any other cleaning agents, greasing the moveable parts.Complete servicing of switchgearincluding checking the fixed/moving contacts of all the 3 phases adjusting electrical/electronic/mechanical components all as per manufacture\"s instruction & manual and standard practice. Calibration of relay any type e.g.Earth fault relay/Over current relay,etc of VCB / RMU / SF6 breakers installed at different power distribution sub stns. The fault level setting of these relays shall be in such a way that individual breaker will activate / trip to arrest the fault in local circuit and fault will not travel to main breakers at MRS. The servicing & maintenanceof 11 KVpanel of switchgear shall be carried out through rep of OEM /professional and competent firm / technician / service engineer in this field in the presence of concerned Engr-in-charge and allas specified & directed.
4	Item Ser No. 3.00 Contd…..[Note:- (i) Contractor will submit testing & calibration report ofVCB.The rate quoted by tender shall deemed to include the cost of this provision incl T&P required for VCB calibration and testing.(ii) Make: Andrew Yule/Yamuna/Kirloskar/ABB/Siemens(iii) Location: MRS,Power House- I & II Sub station, FAD Sub station, KLP sub station]
5	Servicing / maintenance of 500 KVA CSS and calibration of 11 KV VCB installed inside the CSS upto 800 Amp complete, i.e. IR test, CRM test , Timing Test and Reduce Volatge Test,Disconnecting the main power cables from HT 11KV switchgear of any make type and cleaning from inside and out side by using CRC-26 spray or any other cleaning agents, greasing the moveable parts.Complete servicing of switchgearincluding checking the fixed/moving contacts of all the 3 phases adjusting electrical/electronic/mechanical components all as per manufacture\"s instruction & manual and standard practice. Calibration of relay any type e.g.Earth fault relay/Over current relay,etc of VCB / RMU & ACBsinstalled inside CSS. The fault level setting of these relays shall be in such a way that individual breaker will activate / trip to arrest the fault in local circuit and fault will not travel to main breakers at Power House.The servicing & maintenanceof 11 KVpanel of switchgear shall be carried out through rep of OEM /professional and competent firm / technician / service engineer in this field in the presence of concerned Engr-in-charge and allas specified & directed.
6	Item Ser No. 5.00 Contd…..Note:(i) Contractor will submit testing & calibration report ofVCB.The rate quoted by tender shall deemed to include the cost of this provision incl T&P required for VCB calibration and testing.(ii) Make-ABB(iii) Locations:ILP-II (AD Regt, Fd Hospital, Sikh Regt, EME offr mess & power House No-01 area]
7	Servicing / maintenance of upto 400 KVA CSS and calibration of 11 KV VCB installed inside the CSS upto 800 Amp complete,IR test, CRM test , Timing Test and Reduce Volatge Test,Disconnecting the main power cables from HT 11KV switchgear of any make type and cleaning from inside and out side by using CRC-26 spray or any other cleaning agents, greasing the moveable parts.Complete servicing of switchgearincluding checking the fixed/moving contacts of all the 3 phases adjusting electrical/electronic/mechanical components all as per manufacture\"s instruction & manual and standard practice. Calibration of relay any type e.g.Earth fault relay/Over current relay,etc of VCB / RMU& ACBsinstalled inside CSS. The fault level setting of these relays shall be in such a way that individual breaker will activate / trip to arrest the fault in local circuit and fault will not travel to main breakers at Power House.The servicing & maintenanceof 11 KVpanel of switchgear shall be carried out through rep of OEM /professional and competent firm / technician / service engineer in this field in the presence of concerned Engr-in-charge and allas specified & directed.
8	Item Ser No. 7.00 Contd…..[Note :- (i) Contractor will submit testing & calibration report ofVCB.The rate quoted by tender shall deemed to include the cost of this provision incl T&P required for VCB calibration and testing.(ii) Make-Siemens/ABB(iii) Locations: EME Bn & Power House No.01 area]
9	Servicing / maintenance and calibration of 11 KV RMU outdoor type , 1 incoming and 2 outgoing upto 630Amp complete,IR test, CRM test , Timing Test and Reduce Volatge Test,Disconnecting the main power cables from HT 11KV switchgear of any make type and cleaning from inside and out side by using CRC-26 spray or any other cleaning agents, greasing the moveable parts.Complete servicing of switchgearincluding checking the fixed/moving contacts of all the 3 phases adjusting electrical/electronic/mechanical components all as per manufacture\"s instruction & manual and standard practice. Calibration of relay any type e.g.Earth fault relay/Over current relay,etc of VCB / RMU / SF6 breakers installed at different power distribution sub stns. The fault level setting of these relays shall be in such a way that individual breaker will activate / trip to arrest the fault in local circuit and fault will not travel to main breakers at MRS.The servicing & maintenanceof 11 KVpanel of switchgear shall be carried out through rep of OEM /professional and competent firm / technician / service engineer in this field in the presence of concerned Engr-in-charge and allas specified & directed.
10	Item Ser No. 9.00 Contd…..[Note :- (i) Contractor will submit testing & calibration report ofVCB.The rate quoted by tender shall deemed to include the cost of this provision incl T&P required for VCB calibration and testing.(ii) Make-ABB(iii) Locations: IDSR,D camp baniya S/Stn,TN gate S/Stn, EME offr mess(FAD),HQ Corps & Power House No.01 Area]Note for ser items 1.00, 3.00, 5.00 7.00 & 9.00:-(i) S & F of spare parts will be measured and paid for separatily under respective items.(ii) Cost of copper wire and ferule required for wiring is included in this items.(iii) For testing and calibration of new relays in replacement will be measured and paid separately under respective items.(iv) The calibration and servicing shall be carried out by only qualified and experienced person and prior approval shall be obtained from Engr-in-Charge.
11	S&F in replacement of motor drive mechanism wound for 11KV/33KV VCB/bus coupler of existing make, type,size, capacity, with driving gear and springs complete all as specified and directed.
12	S&F in repairs open/closed auxiliary contacts for contact multiplication (4NO + 4 NC)16 Amps,30V DC suitable for upto 1250 Amps HT 11 KV & 33 KV VCB fixed all as specified and directed.
13	S&F Shunt trip tripping/closing coil assembly 30 Volts, DC suitable for existing sample for 33 KV upto 1250 Amps, HT VCB complete incl taking out old assembly of any type and make all as specified and directed.
14	S&F Shunt trip tripping/closing coil assembly 110 Volts, DC suitable for existing sample for 33 KV upto 1250 Amps, HT VCB complete incl taking out old assembly of any type and make all as specified and directed.
15	S&F Shunt trip tripping/closing coil assembly 30 Volts, DC suitable for existing sample for 11KV upto 800 Amps, HT VCB complete incl taking out old assembly of any type and make all as specified and directed.
16	S & F in replacement HRC fuse (link type) having capacity 2 to 10 Amp complete all as specified and directed.
17	S&Finreplacement Master relay operating voltage 30V DC or as per sample complete all as directed.
18	S & F in repairs Vaccum interrupter bottle forvaccum circuit breaker for upto 800 Amps in HT panel 11000 volts grade incl taking out old interruter all as specified and directed.Make-Seimens or equivalent
19	S & F in repairs Vaccum interrupter bottle forvaccum circuit breaker of 1250 Amps in 33000 volts grade Outdoor VCB incl taking out old interruter all as specified and directed.Make-Seimens or equivalent
20	S&F in repair Fixed contact for VCB, 11KV, suitable for upto 800 Amp capacity all as specified and directed.
21	S&F in repair moving contact for VCB, 11KV, suitable upto 800 Ampcapacity all as specified and directed.
22	S&F VCB spring charging motor 230 Volt AC for 11KV VCB, Bus Coupler of existing make, type, size, capacity with driving gear suitable for Yamuna Power/Andrew Yule/Kirloskar/Seimens model, fixed in repairs all as specified and directed.
23	S&F VCB spring charging motor 230 Volt AC for 33KV VCB, Bus Coupler of existing make, type, size, capacity with driving gear suitable for Yamuna Power/Andrew Yule/Kirloskar / CG/Schneidermodel, fixed in repairs all as specified and directed.
24	S & F in repairs for Rasin cast post type insulator suitable for 11KV VCB busbar panel (As per sample) complete with stud bolt, nut bolt, washer etc all as specified and directed.
25	S & F forCurrent Transformer 33KV, single phase, Outdoor Oil filled , ratio 150-75/5-5A , Two core, one metering (Burden- 15VA, Accuracy class- 0.5) and one protection core (Burden- 30VA, Accuracy class- 5P20) insulation level36 KV / 70 KVas per IS-2705 to suit VCB make complete incl taking out old CT all as per sample and directed.
26	S & F forCurrent Transformer 11KV, single phase indoor resin cast, ratio 200-100/5-5A, Double core, class 1.0-5P 10 burden 15VA insulation level 28KV/75KV as per IS-2705 to suit VCB make complete incl taking out old CT all as per sample and directed.
27	S & F Buzzer electronic 230V AC with complete required wiring suitable for VCBpanel all as per exisiting sample.
28	S & F in repairs breaker control switch (TNC) forVCB upto 1250 Amps complete all as directed.
29	M&L for re-insulation ofSpout insulator of 11KV VCB, upto 800Amp capacity ,includingtaking down, refixing at same position and testing , complete all as specified and as directed.
30	S&F in replacement of HT,3 phase, 11KV VCB panel spout insulator of Make :As per sample in existing VCB\"safter taking out old unserviceable complete all as specified & directed.
31	S&F Indicator lamp of different colour (24 volt to 230 Volt) LED type complete with holder to read RYB with necessary wiring complete incl taking out old indicator lamp all as specified and directed.
32	S&F 2 volts 100 AH maintenance free VRLA battery suitable for DC Float cum boost charger complete all as specified & directed.
33	S&F PVC insulated and PVC sheathed cable galvanised steel stip or wire armoured electric control cables (Heavy duty)with stranded copper conductor of size 2.5 Sqmm 12 core 1100 volt grade incl taking out old cable of any size and type complete all as specified & directed.
34	S&F PVC insulated and PVC sheathed cable galvanised steel stip or wire armoured electric control cables (Heavy duty)with stranded copper conductor of size 2.5 Sqmm 10 core 1100 volt grade incl taking out old cable of any size and typecomplete all as specified & directed.
35	S&F sheet metal CT/PT control cable connector box made out of 2mm thick CRCA sheet powder coated suitable for pole mounted outdoor type complete as per existing sample with FI clamp 40mm X 4mm with nuts, bolts, washers complete all as specified & directed.
36	S&F in repair Multi functional meter of flush mounting 96 x96 mm, digital type for HT panel 11KV complete with necessary copper wiring with proper thimbles to read Amp, volt, power factor and frequency complete incl taking out old multifunctional meter of any type and make all as specified & directed. [Note:- Rate quoted by tenderer shall be deemed to include the cost of modification if required for installation of multi functional meter in the equipment.]
37	S&F in repairs Voltmeterof flush mounting 96 x96 mm, for 33 KV Panel for 0-33 KV + 20% including connection and taking down old unserviceable one complete
38	S&F in repairs Voltmeter of flush mounting 96 x96 mm, for 11 KV Panel for 0-11 KV + 20% including connection and taking down old unserviceable one complete
39	S&F in repairs Ammeter of flush mounting 96 x96 mm, for 33 KV Panel for 0-200 A including connection and taking down old unserviceable one complete
40	S&F in repairs Ammeter of flush mounting 96 x96 mm for 11 KV Panel for 0-200 A including connection and taking down old unserviceable one complete.
41	S & F 33 KV single phase out dooroil cooledPT of ratio33 KV/ rt 3 / 110 V/rt 3accuracy class 1.0 . Burden100VA.Insulation class 70/170 KV , voltage fector 1.2 cont and 1.5 for 30 sec , confirming to IS : 3156 complete (As per sample) all as specified and directed.
42	M & L for compression/crimpingtype sleeve joints for jointing conductros/jumpers connections above 10mm dia of conductors wire overall including treatment with conducting jelly complete all as specified & directed.
43	M&L air break isolator switch rotating type outdoor triple pole double berak with earth switch suitable for horizontal mounting provided with locking arrangement at ON/OFF Position , 33 KV with current rating 630 Ampsincluding taking down old unserviceable complete all as specified anddirected.
44	Supply and install HT 11 KV out door type gang operated air- break switch suitable for horizontal or verticaltriple pole, mechanically operated, mounted on insulator and steel frame, with operating mechanism worked from ground level, for current rating up to 400 amps including taking down old unserviceable complete all as specified anddirected.
45	S & F Drop Out fuse (Copper) channel type fitted on two post insulator per pole per phase complete vertical type (6 insulators) connected with necessary nut bolts brackets including testing confirming to IS 9835 rating 12 KV, 200 Amps made of Gun metal complete with taking down old unserviceable all as specified and directed.
46	S&F Lightning Arrestor HT 33 KV 65 KA explusion type including taking down old unserviceable lightening arrestors complete all as specified and as directed.
47	S&F Lightning Arrestor HT 11 KV 65 KA explusion type including taking down old unserviceable lightening arrestors complete all as specified and as directed.
48	S&F Aluminium Conductor Steel Reinforced (ACSR) (sizes as ordered) with permissible Sags and providing Jumper, etc., fixing on Electric Poles and binding to Insulators with Aluminium Binding Wire as in OH Conductors including stringing, tightening, etc including dismentaling of old unserviceable ACSR., complete all as specified and as directed.[NOTE : Cost of Binding Wireis deemed to be included in the quoted Unit Rate.]
49	M&L cable jointing kit for 33 KV grade cable for outdoor terminal heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured Al conductor cable of size 185 to 240 sq mm including taking down old u/s joint kit complete all as specified and directed.
50	Supply and laying & testing cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) with stranded aluminium conductor, 33000 volts grade, of size 3 core 240 sq mm including taking down old unserviceable one completre all as specified & directed.
51	M&L for earthing complete with galvanized steel plate electrodes of size 600mm x600mm x 6mm thick buried directly in ground with earth pit not less than 2.25m deep below normal ground level with top edge of plate not less than 1.5 m below normal ground level connected to galvanized strip of 32 mm x 6 mm earth lead by means of nuts bolts check nuts GI washers earth wire protected by galvanized iron pipe 40 mm bore (light grade) including concrete pit in PCC (1:3:6) type CI, precast RCC cover slab of size 30x30x10 cm with one handle for lifting made out of 8 mm dia MS bar funnel wire mesh 20 mm bore galvanized iron pipe (medium grade) for watering charcoal or coke and salt in alternate layers necessary earth work in soft/loose soil complete all as shown in electrical plate No 3 of SSR part 1 including testing on completion all as specified and directed. incl demolition to existing one complete.
52	S&F in replacement of Heating element with thermostate 80W for 11KV/33KV VCB panelas per existing sample complete all as per sample complete all as specified and directed.
53	S & F in repair IDMT Feeder Protection Relay , Auxiliary Supply 24-240V AC/DC suitable for 11KV/33KV VCB panel upto 1250 Amps complete all as per existing sample and directed.(Make -L&T Model No.MC61CnX*/ Seimens 7SR10/Ashida/ABB or similar make as mentioned in list of make here-in- after)
54	S & F caution plate \"CAUTION MEN AT WORK\" of size 40cm x 15cm made out of white acrylic sheet with Red coloured glow tape complete all as specified and directed.
55	M & L for Danger Notice plate of 1.6mm thick MS sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with MS clamps, bolts and nuts of approved size, for HT 25 x 20 cm size complete all as specified and directed.
56	S&F in repairs disc type Insulator ( three disc assembly) porcelain vitreous, white brown or green 145 mm height and 255 mm dia ball and socket type with tension clamp galvanized iron nutfor conductors working pressure 33000 volt grade complete all as specified and directed.
57	M&L in repairs pin type Insulator Double stack type porcelain vitreous, white brown or greenball and socket type with tension clamp galvanized iron nutfor conductors working pressure 33000 volt grade complete all as specified and directed..
58	M&L in repairs Insulator pin type porcelain vitreous, white brown or green 150mm height and 150mm dia including one galvanized mild steel spindle, two galvanized washers and one galvanized iron nutfor conductor working pressure 11000 volt gradecomplete all as specified and directed.
59	M&L in repairs shackletype porcelain vitreous, white brown or green insulator of size150mm height and 150mm dia including one galvanized mild steel spindle, two galvanized washers and one galvanized iron nutfor conductor working pressure 11000 volt grade complete all as specified and directed.
60	Pole painting for HT poles surfaces ofany description steel, iron, concrete etc exc 10cm in width or girth after removing old paint from external surface of poles including pole fittings such as cross arms of any description, anti-climbing devices, nut, bolts etc. by hand scrapping and rubbing down with sand paper and with & including applying two coats of aluminium paint including numbering of poles complete all as specified and directed.
61	M&L plain cement mortar (1:3:6) type C2 using 40mm graded stone aggregate as in foundation for stay set /Pole/mass concrete etc including fair finish even and fir to exposed surfaces without using extra cement complete all as specified and as directed.
62	Taking out Transformer from its Position from any location under GE Pangarh for repair /servicing/ rewindingofcapacityupto 200 KVA , 11/0.433 KV disconnecting /openingHV, LV Electrical connections, earthing connections along with following other works complete all as specified and directed.Note:-(a)Transporation & unloading of transformer to authorized workshop and back to siteby making necessary arrangements of T&P (crane, recovery, vehicle, tripoid etc. ) as directed(b) Opening of transformer top cover by extraction ,removingof serviceable - unserviceable nuts bolts and washers etc .Draining out of transformer oil and keeping in safe custody for reuse(c) Lifting primary coil (HT) and secondary coil (LT) , dismantaling of transformer complete part by part carefully , and display all the parts without damaging any portion for inspection.(d) Refilling topping up of transformer oil after dehyderation and filteration in transformer.(e) Reassembeling the transformer with earthing testing and other workscomplete with all existingserviceable parts, andnew parts as per requirement..
63	Item Ser No. 64.00 Contd…..(f) Reinstall the Transformer at site in position as directed after repair connectingHV, LV electrical connections, earthing connections and testingto entire satisfaction on load.(g) Replacement of userviceable parts like; Bush insulator, brass studs,gasket, breather assembly, tap changer, rewinding , reinsulation of Primary and secondary coil with copper winding wire, dehyderation and filteration of transformer oil etc shall be measured and paid seperately under appropriate Item of schedule.(h) Renewal ofadequate size Nut, bolts & washers of transformer top cover shall deemed to be included in UNIT RATE QUOATED
64	Taking out Transformer from its Position from any location under GE Pangarh for repair /servicing/ rewindingofcapacity250 to 315 KVA , 11/0.433 KV disconnecting /openingHV, LV Electrical connections, earthing connections along with following other works complete all as specified and directed.Note:-(a)Transporation & unloading of transformer to authorized workshop and back to siteby making necessary arrangements of T&P (crane, recovery, vehicle, tripoid etc. as directed.(b) Opening of transformer top cover by extraction ,removingof serviceable - unserviceable nuts bolts and washers etc .Draining out of transformer oil and keeping in safe custody for reuse.(c) Lifting primary coil (HT) and secondary coil (LT) , dismantaling of transformer complete part by part carefully , and display all the parts without damaging any portion for inspection.(d) Refilling topping up of transformer oil after dehyderation and filteration in transformer.(e). Reassembeling the transformer with earthing testing and other workscomplete with all existingserviceable parts, andnew parts as per requirement.
65	Item Ser No. 66.00 Contd…..(f) Reinstall the Transformer at site in position as directed after repair connectingHV, LV electrical connections, earthing connections and testingto entire satisfaction on load.(g) Replacement of userviceable parts like; Bush insulator, brass studs,gasket, breather assembly, tap changer, rewinding , reinsulation of Primary and secondary coil with copper winding wire, dehyderation and filteration of transformer oil etc shall be measured and paid seperately under appropriate Item of schedule.(h) Renewal ofadequate size Nut, bolts & washers of transformer top cover shall deemed to be included in UNIT RATE QUOATED
66	Scraping/removing of insulating materialsof old dismantled windings/conductors and re-insulation the same with paper covering and connected works complete all as specified and directed.
67	M & Lnew copper wire/strip as per original size of 11 KV HV coils,incl scraping/removing of insulating materialsof old dismantled windings/conductors and re-insulation the same with paper covering and connected works complete all as specified and directed.
68	M & L new copper wire/strip as per original size of 11 KV LV coils,incl scraping/removing of insulating materialsof old dismantled windings/conductors and re-insulation the same with paper covering and connected works complete all as specified and directed.
69	M& L for formation of 03 Nos of primary coils & 03 Nos of secondary coils all as original size /data includingheating,varnishing etc. complete all as specified and directed.
70	M& L assembling of primary and secondary coils with insulating materials of any capacity of transformer complete all as specified and directed.
71	Repair /servicingto transformer at site of capacity upto 200 KVAinstalled on Plinth mountedstructure byopening top cover& replacingunserviceable spares / components of transformer ,without lifting core assembely reassemblingafter repair,checking and rectification of transformer leakage , complete allas specified anddirected.[Note:-(a) Replacement of userviceable parts like; Bush insulator, brass studs,gasket, breather assembly, tap changer,dehyderation and filteration of transformer oil etc shall be measured and paid seperately under appropriate Item of schedule.(b) Renewal ofadequate size Nut, bolts & washers of transformer top cover shall deemed to be included in UNIT RATE QUOATED]
72	Repair /servicingto transformer at site of capacity 250 KVA to 315 KVA installed on Plinthmountedstructure byopening top cover& replacingunserviceable spares / components of transformer ,without lifting core assembely reassemblingafter repair,checking and rectification of transformer leakage , complete allas specified anddirected.[Note-(a) Replacement of userviceable parts like; Bush insulator, brass studs,gasket, breather assembly, tap changer,dehyderation and filteration of transformer oil etc shall be measured and paid seperately under appropriate Item of schedule.(b) Renewal ofadequate size Nut, bolts & washers of transformer top cover shall deemed to be included in UNIT RATE QUOATED]
73	Repair /servicingto transformer at site of capacity 400 KVA to 500 KVA installed on Plinthstructure byopening top cover& replacingunserviceable spares / components of transformer ,without lifting core assembely reassemblingafter repair,checking and rectification of transformer leakage , complete allas specified anddirected.[Note- (a) Replacement of userviceable parts like; Bush insulator, brass studs,gasket, breather assembly, tap changer,dehyderation and filteration of transformer oil etc shall be measured and paid seperately under appropriate Item of schedule.(b) Renewal ofadequate size Nut, bolts & washers of transformer top cover shall deemed to be included in UNIT RATE QUOATED]
74	Repair /servicingto transformer at site of capacity 1600 KVA to 3150 KVA installed on Plinth structure byopening top cover& replacingunserviceable spares / components of transformer ,without lifting core assembely reassemblingafter repair,checking and rectification of transformer leakage , complete allas specified anddirected by Engr-in-Charge[Note- (a) Replacement of userviceable parts like; Bush insulator, brass studs,gasket, breather assembly, tap changer,dehyderation and filteration of transformer oil etc shall be measured and paid seperately under appropriate Item of schedule.(b) Renewal ofadequate size Nut, bolts & washers of transformer top cover shall deemed to be included in UNIT RATE QUOATED]
75	Supply onlyCeramic Bush insulators on LT side as per existing size, shape and specification for capacity upto 200 KVA, 11/0.433 KV transformers complete all as specified and directed.
76	Supply onlyCeramic Bush insulators on LT side as perexisting size, shape and specification for capacity 250 to 315 KVA, 11/0.433 KV transformers complete all as specified and directed.
77	Supply onlyCeramic Bush insulators on LT side as perexisting size, shape and specification for capacity 400 to 630 KVA, 11/0.433 Voltstransformers complete all as specified and directed.
78	Supply onlybrass studon LT side as per existing size, shape and specification for capacity upto 200 KVA, 11/0.433 KVtransformers complete all as specified and directed.
79	Supply onlybrass studon LT side as per existing size, shape and specification for capacity 250 to 315 KVA, 11/0.433 KV transformers complete all as specified and directed.
80	Supply onlybrass studon LT side as per existing size, shape and specification for capacity 400 to 500 KVA , 11/0.433 KVtransformers complete all as specified and directed.
81	Supply onlybrass studon LT side as per existing size, shape and specification for capacity 1600 KVA, 33/11 KVtransformers complete all as specified and directed.
82	Supply onlybrass studon LT side as per existing size, shape and specification for capacity 3150 KVA, 33/11 KVtransformers complete all as specified and directed.
83	Supply only cork sheet gasket(set of four) for ceramic bushing on LT side as per existing size, shape and specification complete for capacity upto 200 KVA, 11/0.433 KV transformers complete all as specified and directed.
84	Supply only cork sheet gasket(set of four) for ceramic bushing on LT side as per existing size, shape and specification complete for capacity 250 to 315 KVA, 11/0.433 KVtransformers complete all as specified and directed.
85	Supply only cork sheet gasket(set of four) for ceramic bushing on LT side as per existing size, shape and specification complete for capacity 400 to 500 KVA, 11/0.433 KV transformers complete all as specified and directed.
86	Supply onlyCeramic Bush insulators on HT side as per existing size, shape and specification for capacity upto 200 KVA, 11/0.433 KVtransformers complete all as specified and directed.
87	Supply onlyCeramic Bush insulators on HT side as perexisting size, shape and specification for capacity 250 to 315 KVA, 11/0.433 KV transformers complete all as specified and directed.
88	Supply onlyCeramic Bush insulators on HT side as perexisting size, shape and specification for capacity 400 to 500 KVA, 11/0.433 KV transformers complete all as specified and directed.
89	Supply onlybrass studon HT side as per existing size, shape and specification for capacity upto 200 KVA, 11/0.433 KV transformers complete all as specified and directed.
90	Supply onlybrass studon HT side as per existing size, shape and specification for capacity 250 to 315 KVA, 11/0.433 KV transformers complete all as specified and directed.
91	Supply onlybrass studon HT side as per existing size, shape and specification for capacity 400 to 500 KVA , 11/0.433 KVtransformers complete all as specified and directed.
92	Supply onlybrass studon HT side as per existing size, shape and specification for capacity 1600/2000KVA , 33/11 KV transformers complete all as specified and directed.
93	Supply onlybrass studon HT side as per existing size, shape and specification for capacity 3150 KVA , 33/11 KV transformers complete all as specified and directed.
94	Supply only top cover gasket set as per existing size, shape and specification complete for capacity200 KVA , 11/0.433 KV transformers complete all as specified and directed.
95	Supply only top cover gasket set as per existing size, shape and specification complete for capacity 250 to 315 KVA, 11/0.433 KV transformers complete all as specified and directed.
96	Supply only top cover gasket set as per existing size, shape and specification complete for capacity 400 to 500 KVA, 11/0.433 KV transformers complete all as specified and directed.
97	Supply only set of gasketas per existing size, shape and specification complete for capacity1600/2000 KVA , 33/11 KV transformers complete all as specified and directed.
98	Supply only set of gasketas per existing size, shape and specification complete for capacity3150 KVA , 33/11 KV transformers complete all as specified and directed.
99	Supply only breather assembly as per existing size, shape and specification complete for capacity upto 200 KVA , 11/0.433 KV transformers complete all as specified and directed.
100	Supply only breather assembly as per existing size, shape and specification complete for capacity 250 to 315 KVA, 11/0.433 KV transformers complete all as specified and directed.
101	Supply only breather assembly as per existing size, shape and specification complete for capacity 400 to 500 KVA, 11/0.433 KV transformers complete all as specified and directed.
102	Supply only breather assembly as per existing size, shape and specification complete for capacity 1600 to 3150 KVA, 33/11KV transformers complete all as specified and directed.
103	Overhauling servicing of tap changer and replacement of unserviceable parts as ordered with new and assemblingwith old serviceable parts for smooth functioning and operation complete as all specified and as directed.[Note-Spare parts to be measured and paid separately as per under below.]
104	Supply only Tap Changer as per existing size, shape and specification complete for capacity upto 200 KVA , 11/0.433 KV transformers complete all as specified and directed.
105	Supply only Tap Changer as per existing size, shape and specification complete for capacity 250 to 315 KVA, 11/0.433 KV transformers complete all as specified and directed.
106	Supply only Tap Changer as per existing size, shape and specification complete for capacity 400 to 500 KVA, 11/0.433 KV transformers complete all as specified and directed.
107	Dehydration and filtration of existingtransformer oil of transformers of any capacityon site at different locationswithout disturbing the power supply system withfiltration machine and heating system in orderto achieve Di-electric strength of oil 60KV minimum at 2.5 mm gap complete all as specified and as directed.[Note-(i) Power Supply for dehydration machine should be arranged by contractor and rate deemed to be included.(ii) Test report to be submitted to Engr-in-Charge before claimimg paayment.]
108	Supply &filling up of transformer oil conforming to ISas in topping up / replacementup to desired level of transformer oil capacity complete all as specified and as directed. [Note: (i) Dielectric strength of oil should not be less than 60KVat 2.5 mm gap.(ii) Test report to be submitted to Engr-in-Charge before claimimg paayment.(iii) Make : GULF/POWER OIL or similar make as mentioned inlist of make here-in-after]
109	S & Fin repairs for 32 mm dia gun metal drain valve of transformer as per existing one complete all as specified and directed.
110	S & F for in repairs25 mm dia gun metal drain valve of transformer as per existing one complete all as specified and directed.
111	S & F in repairs 20 mm dia gun metal drain valve of transformer as per existing one complete all as specified and directed.
112	Preparation of old painted steel or iron surfaces of transformer of upto 200 KVA , 11/0.433 KV capacity transformers by scrapping with steel wire brush/scrapper emery paper, etc. and with & including applying two coats of epoxy smoke grey paint over a coat of red oxide zinc chromeprimer (painting shall be done by spray machine) including writing of SM No, MES No etc. at prominent place/location of transformer with & including black synthetic enamel thick paint in white back ground complete all as specified and directed.
113	Preparation of old painted steel or iron surfaces of transformer of 250 to 315 KVA , 11/0.433 KV capacity transformers by scrapping with steel wire brush/scrapper emery paper, etc. and with & including applying two coats of epoxy smoke grey paint over a coat of red oxide zinc chrome primer (painting shall be done by spray machine) including writing of SM No, MES No etc. at prominent place/location of transformer with & includingblack synthetic enamel thick paint in white back ground complete all as specified and directed.
114	Preparation of old painted steel or iron surfaces of transformer of 400 to 500 KVA , 11/0.433 KV capacity transformers by scrapping with steel wire brush/scrapper emery paper, etc. andwith & including applying two coats of epoxy smoke grey paint over a coat of red oxide zinc chrome primer (painting shall be done by spray machine) including writing of SM No, MES No etc. at prominent place/location of transformer with & including black synthetic enamel thick paint in white back ground complete all as specified and directed.
115	Preparation of old painted steel or iron surfaces of transformer of 1600 to 3150 KVA , 33/11KV capacity transformers by scrapping with steel wire brush/scrapper emery paper, etc. and with& including applying two coats of epoxy smoke grey paint over a coat of red oxide zinc chrome primer (painting shall be done by spray machine) including writing of SM No, MES No etc. at prominent place/location of transformer with & including black synthetic enamel thick paint in white back ground complete all as specified and directed.
116	S&F in repair Earth continuity conductor or Main Earthing lead fixed to wall or batten or reccess or chasses or buried in ground or drawn in conduit / pipe or fixed to Poles or any other indicated situation for loop copper strip of size 20mmx3mm connected to test point including brazingcomplete all as specified anddirected.
117	S&F in repair Earth continuity conductor or Main Earthing lead fixed to wall or batten or reccess or chasses or buried in ground or drawn in conduit / pipe or fixed to Poles or any other indicated situation for loop of size 32x6mm galvanised iron connected to test point including brazing complete all as specified anddirected.
118	S&F in repairs Galvanised Iron Pipe 40mm Bore (dia) ‘Light Grade’ for protection earth continuity conductor complete all as specified anddirected.
119	Shifting after disconnection of transformer from the existing side and install/commission at proposed site same for outdoor type HT 11KV/433 V 3 phase, 50Hz with off load tapping and slandered fitting upto 500 KVA including connection/testing with proper load balancing as per engineering practice, confirming to IS 2026 including connected panel all as specified & directed.
120	M & L for cross arms , bracing, 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 directed inclusive of 2 coats of aluminium paint over a coat of red oxide primer,including dismentaling old unserviceable cross arms complete all as specified and as directed.
121	Refixing only Cross-arms, Bracings, Supports, Clamps and Back Plates (serviceable materials i.e. Structural Steel Sections obtained from dismantling) including Nuts, Bolts, Washer, welding, bending cold or hot, drilling holes for Bolts, in any shape or size as indicated/ directed including painting including dismentaling old unserviceable cross arms complete all as specified and directed.
122	S&F Cradles, hexagonal/rectangular fabricated with Galvanised Steel Wire with 4.00mm dia including binding with Aluminium Binding Wire, complete all as specified anddirected.[NOTE : Cost of Binding Wire and dismantling is deemed to be included in the Quoted Unit Rate.]
123	M&L fixing in repairs Air termination, single pointed aluminium rod 12mm dia and 300mm long complete all as specified and as directed
124	S&F Anti-climbing device; spikes type fabricated out of M.S. bars (round, square and flat) including nuts, bolts, washers and welding in two halves made to shape to suit the cross section of the polecomplete all as specified anddirected.[NOTE : Cost ofdismantling is deemed to be included in the Quoted Unit Rate]
125	S & F Rolled MS Plates (chequered) channels, square cut or notched (ordinary and counter sunk) with riveted, bolted or welded attachment as required alldirected.[NOTE : Cost ofdismantling is deemed to be included in the Quoted Unit Rate.]
126	S&F in replacement synthetic Rubber insulated mats 2.5 mm thick for voltage upto11 KV for electrical purpose as per IS 15652-2006, (superseding IS 5424) suitable for electrical shock safety of sizes 2m x 1m comlete all as specified & directed.
127	S&F in replacement synthetic Rubber insulated mats 3 mm thick for voltage upto 33 KV for electrical purpose as per IS 15652-2006, (superseding IS 5424) suitable for electrical shock safety of sizes 2m x 1m comlete all as specified & directed.
128	S&F Anti-climbing device; spikes type fabricated out of M.S. bars (round, square and flat) including nuts, bolts, washers and welding in two halves made to shape to suit the cross section of the polecomplete all as specified and as directed.NOTE : Cost ofdismantling is deemed to be included in the Quoted Unit Rate.

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Tender For Repair/Maintenance Of 11 Kv Vcb, Rmu, Transformer And Other Allied Works Of Power House No 01 And 02 (Ph-1 And 2) Area Under Ge Panagarh, Panagarh-West Bengal

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Tender For Repair/Maintenance Of 11 Kv Vcb, Rmu, Transformer And Other Allied Works Of Power House No 01 And 02 (Ph-1 And 2) Area Under Ge Panagarh, Panagarh-West Bengal

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