Transformer Tenders in Jharkhand

33/11 kV, 10 MVA, cu wd, CRGO core power transformer

Repairing/Rewinding of 6.6KV/220Volt 10KVA lighting transformer Make-Century Transformers Pvt Ltd bearing Sl.No. 30/11-12 for controlling the lighting line of ABOCP Mines under Block-II Area

(A) REPAIRING OF 500 KVA,6.6 (1)(A) REPAIRING OF 500 KVA,6.6 KV/440 VOLT 3 PHASE POWER TRANSFORMER E.E.E.MAKE SL.NO.4009284 OF 2 PIT.SUB-STATION OF AGKC COLLIERY UNDER KATRAS AREA.(B) REPAIRING OF 500 KVA,6.6 KV/440 VOLT 3 PHASE

Minor rep. of rewinding of 500 KVA 11KV/440V 3 Phase power transformer SL No PRM1210474 make M and B Switch gears Ltd. Installed main substation for NADKHURKEE COAL dump, panday basti, Rabidas basti other lighting line at ABOCP Mine under Block-ll A

Repairing and maintenance of 1250Amp, 33KV grade SF6 Voltas make Sl No.6164/97and 3.3 KV grade 1250 Amp Andrew yule make VCB Sl No.2730 and 3.3KV side Bus-bar and GOAB maintenance for 3 MVA Power Transformer second feeder at main substation PEOCP

Repairing of 06 Nos. three phase, 550 Watt, sweep-36 inch, RPM-950 cooling fan and making fan stand and installation of 02 Nos. Cooling fan including providing of 02 Nos. New cooling fan for 3MVA, 33KV/11KV Power transformer at Regional sub-station,

Complete repairing and overhauling of 1250 Amps 440 Volt ECE Make OCB Sl.No-6666 for new feeder breaker secondary controlling of 750 KVA 11 KV/440 V Power transformer Coliiery ID-BCCL/NT/SW/1250/56 of Amal.NT-ST-JG Colliery under Lodna Area.

Repairing /Overhauling of 1 No. 400 Amps 3.3 KV Southern Switch Gear Make OCB Switch Local Id. No. KJ/018 for Power Controlling of 1500 KVA 11 KV/3.3 KV Power Transformer at G. Patch of Kujama Colliery ( Sl. No.-8724 ) Under Lodna Area.

Repairing/Overhauling and Safety Protection of 400 Amps 11 KV Biecco Make OCB Switch for Primary Controlling of 250 KVA 11 KV/440 Volt Power Transformer of Durga Mandir and 2 No. Dhowra at 3 Pit Sub-Station of Joyrampur Colliery. Codification No. JOY

Maintenance and repairing of 01 nos 1MVA 11 KV/3.3KV Power transformer and 11 KV , 400 Amp GEC OCB Sl.- SAR/OCB/01 and 3.3KV , 400A Belgium make OCB Sl. No.-SAR/OCB/02 at 10 no main substation Sarubera Project under Kuju Area.

(A) repairing and reconditioning of protective device of 2MVA Power transformer, volts-11KV/3.3KV, SI. No WNP, KTC/EnM/9.0/TR/04 installed at 9.0 of Kathara Colliery, (B) repairing of 3.3KV, 400A OCB switch make-Beccolary, Sl. no. WNP KTC/EnM/9.0/OCB

(A) Complete Rewinding of wet Welding machine of 15KVA,550V/220V ,600A, SI.No.NAKC/WT/01 of 1 seam (B) Complete Rewinding og Power transformer Make NA, 15KVA,3 phase ,550V/220V SI.No.NAKC/EKC/LT/01 of East Katras Colony of New Akashkinaree Colliery u

Partial repairing overhauling of 400 Amps 11KV BHEL Make OCB Controlling Switch of 2 MVA 11KV/2.2 KV Power Transformer at Jealgora 2 Pit Sub-Station Local ID No. JL/SW/OCB/11 KV/03 Sl. No.9018518 of Amal. Joyrampur Colliery under Lodna Area.

complete changing of cork sheet and joint sealing, replacement of stud insulator of HT and LT side and safety devices such as winding and oil temp meter, buccholz relay and breather assy. of Power transformer Make M n B Switch Gears Pvt. Ltd., 1500KV

Repairing of 02 Nos. Three Phase, 550 Watt, Sweep- 36 inch, RPM- 950 Cooling fan and making fan stand and Installation of 04 Nos. Cooling fan including 02 Nos. new Cooling fan for 10 MVA, 33KV/11KV Power Transformer at Regional Substation, Kathara Ar

Repairing and reconditioning of protective device of (A) 2 MVA Power transformer, volts-11KV/3.3KV, 04-No. Colony feeder (B) 1 MVA 11KV/3.3KV CPP feeder (C) 3MVA, 33KV/11KV Staff feeder and (D) 3MVA 33KV/11KV KTC feeder installed at Regional Sub-Stat

Repairing of 05 Nos. Three phase, 550Watt, Sweep-36 inch, RPM-950 Cooling Fan and Making fan stand and installation of 04 Nos. Cooling Fan including Providing of 04 Nos. New Cooling fan for 3 MVA, 33KV 11KV Power Transformer at Regional Sub-Station

Partial repairing of Safety protection of 400 Amp. 11 KV VCB Andrewyule Make CTR 150/75/5 Primary Controlling of 1000 KV Power Transformer at Bararee 6 Pit Colliery Local Id no. BAR/SW/31 SL.No. 2376 of Amal. Joyrampur Colliery Under Lodna Area.

Repairing and overhauling of Andrew Yule make VCB 3.3 KV, 630 Amp sl no-2728 installed at Parej substation secondary control of 3 MVA Power Transformer and Sait Teknik pvt ltd make 3.3KV, 360KW HT Starter sl no-SAHD2732 at PE OCP under Hzb. Area.

Onsite, supply installation of 02 nos 3.3 KV grade ,10Amps Neutral Grounding resistor for 02 nos 11KV/3.3KV , 03 MVA power transformer with onsite AMC and routine test for 01 year to be installed at main substation in respect of AKK OCP , BnK Area

Oil filtration of all transformers installed at Sarubera Project and maintenance of all transformers installed at Sarubera Project

For Cork Sheet replacement and Overhauling of 630 KVA, 6.6 KV/440, Sl.No.LOY/LT/6.6/440/04 and 300 KVA, 6.6 KV/550V Sl.No.B265174/A, Power Transformer installed at 4 pit Substation Loyabad Colliery under Sijua Area

11/0.433 kV, 750 kVA, Cu. wd, stack type CRGO core, distribution transformer

1000 KVA, 11 KV/433V, 3 Phase cast resign (DRY) type distribution transformer

Procurement of Current Transformer and Potential Transformer.

Brazing of Transformers radiator, cleaning and painting of 02 nos. 11 KV/ 550 V AND 11KV/ 440 V, 1 MVA Transformer in Intake pump house konar river bed under Kathara Colliery

Complete rewinding/repairing of (01) transformers of 100KVA, 11KV/440V , 3 phase, SL- N.A. (2) Transformer 25 KVA, 3.3KV, 3.3KV/443V, 3 phase , SL .NO 1LYNTM07108 make- ABB under Ashok OCP.

Transformer

TRANSFORMER

Procurement ofVarious types of transformers and trans switch units.

33 by 11 kV 5 MVA Cu Wd CRGO Core Power Transformer

33 by 11 kV 5 MVA cu wd CRGO core power transformer

Part Repairing and maintenance of 3 no transformers (1) 750 KVA transformer 11 KV/550 Volt, make - Marson, Sl. No.-19325 (2) 630 KVA transformer 3.3 KV 550 Volt, make - Brentford , Sl. No.-82-167 (3) 500 KVA, Make h- GEC, Sl. No.-96567 in respect of

Work of Complete overhauling of 50MVA Power Transformer No. 02 (IMP Make Sl No DD No NP 15862) along with Power Transformer Body Painting of Transformer No 1 2 at 132 33KV Grid Sub Station Simdega

Repair and maintenance of 4 nos. Transformers

Onsite Overhauling, Testing and Commissioning of Transformers

Repairing of 2 Nos. of 11 KV grade controlling switches (A) 11 KV , 800amps OCB MEI-make used for controlling of 3 MVA, 11KV/3.3KV power transformer (B) 11 KV VCB make- Andrew Yule, sl no 0448 used for the controlling of 750 KVA, 11KV/550V transfo

Partial Repairing Stud Bushing and Gasket Changing of 3.15 MVA 11 KV/3.3 KV Power Transformer Sl. No. BCCL/JG/3.15 MVA /TR/12 Make MandB Cable End Making at 3.3 KV Side and maintenance Free Earth Pit making and connection etc. at KT SubStation of A

Repairing /Overhauling and Safety Protection of 01 (one) No.400Amps 11 KV Biecco Make OCB Make OCB Switch Sl.No. JOY-3/ SW/07/11 KV for Primary Controlling of 300 KVA 11 KV/440 Volt Power Transformer for Lighting Line of Hospital at 3 Pit Sub-Stataio

(A)Partial Repairing of 1 MVA 11KV/550 Volt Power Transformer Make Crompton Parkinson at 3 pit Joyrampur Sub-Station Sl.No. FX-101 Local Id No. Joy-3 and TR No. -01 of Joyrampur colliery (B ) Partial Repairing of 250 KVA 11KV/440 Volt Lighting Transf

Complete Repairing of (A) 11 KV 400 Amps OCB Switch Gear Make Southren Gear Sl.No. 0682/838 and (B) 3.3 KV 400 Amps OCB Switch Make Southren Gear Sl.No. 8724 for controlling of 1 MVA Power Transformer 11 KV/3.3 KV Primary and Secondary Side of Kujam

(A)Repairing of restricted neutral grounding resistor org Sl.No. 339 molded Model No. SP/E3 manufactured by M/S S.P. enterprises installed in 3.15 MVA 11KV/3.3 KV (B) 2 MVA 11KV/3.3 KV Power transformer at 06 No. Sub-Station of Amal. NT-ST-Kujama Co

Making of footpath from Piparwar workshop to transformer station and white washing, painting work at Piparwar workshop under Ashok opencast Project, Piparwar Area.

For complete repairing and overhauling of 300 KVA Power transformer 6.6 KV/550V, 3 phase make Metro Politian Vickers Sl. No.T826932 for Conversion 6.6 KV/440 Volt for complete rewinding at 5 Pit Sub-Station Loyabad Colliery under Sijua Area.

Online oil filtration and repairing/maintenance of A) 3 MVA, 11KV/3.3KV Power transformer, Sl. no. 824068, Make- GEC B) 3 MVA, 11KV/3.3KV Power transformer, Sl. no. 824072, Make- GEC

Conversion and diversion of HT and LT line of Kali Mandir and Gaurkhuti Area feeding circuit to install one no 300 500 KVA 3.3KV 440V Transformer in place of small lighting transformers.

Part Repairing of 03 Nos., 500 KVA, 3.3KV, 440 Volt, Transformer of Masjid Transformer, Thakur Transformer and Russian Transformer under Kathara Colliery.

Providing and fixing of different types of transformers spares and new installation of lightning arrestor of different transformers i.e. 2 MVA 3 MVA and 5 MVA transformers at Regional Sub-Station, Kathara Colliery.

Supply, Erection, Testing & Commissioning of Outdoor type Distribution Transformer of capacity 11KV/0.415 KV, 250 KVA, copper winding, with all safety device, as per Description no. SER/ELEC/GS/ DESCRIPTION/TRANS/4/REV-1/NOV 2024 attached as Annexure-A. Energy Efficiency Level-3. The above mentioned Annexure-A is attached.

MAKING A SEPERATE EARTH PIT OF EACH POWER TRANSFORMER AT LALMATIA SUB-STATION