Refilling, Repainting & Repairing of different types of Fire Extinguishers & Fabrication of rain shed for fire extinguisher at 220kV Substation Naraina under Manager(T) Naraina. 

HIRING OF 01 NO. QRT TEAM (MANPOWER, 1 NO. SUPERVISOR (SKILLED)+3 NOS. SKILLED+2 NOS. UNSKILLED & 01 SUV VEHICLE) FOR 400/220KV SUBSTATIONS UNDER O&M-I & II IN DTL TO MAINTAIN UNINTERRUPTED POWER SUPPLY DURING SUMMER 2026.

HIRING OF SERVICES FOR DRONE-BASED MONITORING AND PATROLLING OF 220KV EHV TRANSMISSION LINES UNDER WEST-II CIRCLE.

SUPPLY AND INSTALLATION OF CABLE ROUTE MARKERS OVER CABLE ROUTE OF UNDERGROUND 220KV POWER CABLE LYING AT VARIOUS SUBSTATION UNDER DGM(T) WEST-01 CIRCLE. 

Procurement of 400kV and 220kV isolators for maintaining minimum inventory.

Procurement of Transformer Cooling fans at 220 kV Substation South of Wazirabad

ARRESTING OF OIL LEAKAGES BY REPLACEMENT OF GASKET AND REPLACEMENT OF AIR-CELL IN 100MVA TRANSFORMER’S UNDER NORTH DIVISION OF O&M-I.

Urgent water proofing work at 220 KV/Stn BTPS

Partial Duscharge testing by UHF method on 100MVA Tx along with 33kV Bays for 1 day at 220 kV Subzimandi

Repair and maintenance works in the Control room building at 220 kV Sub-Station Najafgarh, Delhi Transco Limited (DTL).

Repairing of Isolator Rotating Head Assembly of 220KV Siemens make Isolators at 220KV Gopalpur sub-station under Manager (T) N-75

Carry out Hot Line Washing of 400/220 kV Bays at 400 kV Sub-Station Bamnauli for 01 year i.e. 02 cycle on half yearly basis at 40OkV sub station Bamnauli.

Refilling of various types Fire Extinguisher cylinder at 220 kV GIS Sub Station Ridge valley.

Making Urgent Arrangement for Day to Day Civil Maintenance Works in SLDC Building Minto Road (August 2026)

HIRING OF 02 NO EV VEHICLES FOR 06 MONTHS IN DTL WITH DRIVER.

Application of Fiberglass Reinforced Plastic (FRP) coating on various CB Drive Boxes, Terminal Kiosks, etc. at the 220kV BTPS Substation.

Repairing of roof for water proofing treatment at 400kV s/stn Bamnauli

REPAIR/REWINDING OF VARIOUS TYPES OF MOTORS FOR SUBSTATIONS UNDER AGM(T) NORTH-1. 

Dismantling, Dragging, Turning, Loading, unloading, Transportation & ETC of 100 VA Power Transformers at any
400/220 kV Substation under GM(T) O&M-I department, valid for two years.
 

Requirement of Thermo scanning of 220kV Transmission lines and 220kV S/stns in 0&M East-I & II circle.

Augmentation of 02 Nos 500 MVA ICT along with associated equipment & accessories including civil work at 400 kV Substation Harsh Vihar & 400 kV Bawana on Turnkey basis.

Realignment of 220kV cables underneath of 220kV GIS cable end termination at 220 kV Sub-Station Lodhi Road.

Supply of Modified Rotating Stem Assembly suitable for ELEKTROLYTE make Isolators at 220kV S/Stn Goppaur

Repairing of Isolator Rotating Head Assemblies of 66 kV Isolators at Substations under West-2 Circle

Partial Discharge (PD) Testing of 160MVA Transformer-2 for One Day at 220 kV GIS Substation DIAL

Procurement of Transformer Cooling fans at 220 kV Substation DIAL DIAL

Construction of new civil foundation for 2 Nos 220KV CGL make circuit breaker, construction of Rain water harvesting, security guard room and other require civil works at 220KV Geeta Colony and Construction of approach rail cum road at 220 Kv GIS Substation RK Puram.

Design, Supply, Erection, Testing & Commissioning of 33 KV GIS with complete civil works at various 220 kV Substation of DTL on turnkey basis. (IP, Parkstreet, Wazirpur, Naraina & Okhla)

Supply of DC Earth Fault Locator Kits under AGM(T) East-I Circle.

Design, Engineering, Supply, Erection, Testing & Commissioning, along with associated complete Civil works & Automation of (i) 66kV GIS at 220kV Substation BTPS along with 3x160MVA PTRs, (ii) 66kV GIS at 400/220/66kV Substation Dwarka along with 3x160 MVA PTRs, and (iii) 06 Nos. GIS Feeder Bays (extension of existing GIS) at 400/220/66kV Substation Harsh Vihar, on a Turnkey Basis.

Design, Engineering, Supply, Erection, Testing & Commissioning of 400/220/66kV GIS Tikrikhurd Sub-Station with complete civil works & automation on Turnkey Basis.

Design, Engineering, Supply, Laying, Jointing, Testing and Commissioning of 220kV D/C 1x1200 sq.mm. U/G XLPE Cable from 220kV IP Substation to 220kV Rajghat Substation on turnkey basis.

Conversion of existing 220/33/11 kV AIS into 400/220/33 kV GIS Gopalpur along with augmentation of 66 kV GIS with Design, Engineering, Supply, Erection, Testing & Commissioning of 400/220/33KV GIS with complete civil works & automation on Turnkey Basis.

Repair and maintenance works in Control Room building and yard at 220 kV GIS Sub-Station Peeragarhi, Delhi Transco Limited (DTL).

AMC of Computers & Peripherals (2026).

Supply and Installation of 220kV Cable Route Markers in various sections of existing 220kV U/G Transmission Lines under AGM (T) O&M East-1 & 2.

Repairing of 06 Nos. Isolator Rotating Head Assemblies of 66kV Isolators (G-Nandi Make) at 220kV S/Stn. Sarita Vihar

Repair and maintenance works in Control Room building at 220 kV Sub-Station Gopalpur, Delhi Transco Limited (DTL).

Providing the Services of Attending Breakdown/Shutdown & Transportation for maintaining power system network under DGM(T)South -I Circle (O&M -II Deptt) for a period of two years.

Providing the services of Attending Breakdown/Shutdown & Transportation for maintaining power system network under DGM(O&M)-II South-II Circle.

Attending of 220kV Circuit Breaker Faults at 220KV sub-station Geeta Colony .

Special repair to control room building at 220 Kv S/Station Okhla.

Requirement of JCB for one year under DGM(T) South-1 for removal of wild vegetation and cleaning of 220 kV Sub-Stations.

Urgent water proofing work at 220 KV Stn SaritaVihar

Replacement of broken wall tiles and other water supply and sanitary work at Toilet at 220 KV Park street

Consolidate Requirement of Supply, Erection, Testing and Commissioning of 220V DCDB for 220kV Sub stations under AGM (T) North-1

Repairing of Isolator Stem Assembly of 66KV Electrolyte make Isolators at 220KV Mehrauli sub-station under Manager (T) S-III.

Requirement of Polymer Insulators for 400/220kV Transmission Lines in DTL against Minimum Inventory.

Repairing & Servicing of Air Conditioners installed at Sub-Stations under DGM(T), South-I,O&M-II Division as per BOQ and scope work.

Urgent need for carrying out Civil Works at Switch Gear & Steel Store Mehrauli and Face lifting of Control Room Building, Store room building and Civil office building along with water proofing treatment & finishing of boundary wall at 220 kV Substation Patparganj.

Repair and maintenance works in the room allotted to the Protection Department at 220 kV Sub-Station PPK-II, Delhi Transco Limited (DTL). 

Procurement of HDPE Cable Cleats for Support of 1000 sqmm, 33 kV Power Cable at 220 kV Substation DIAL

Design, Engineering, Supply, Erection, Testing & Commissioning of 220/66kV GIS Substation at Bharthal, including complete civil works & automation, along with LILO of 220kV D/C Bamnauli-DIAL Overhead Transmission Line at Bharthal, on a Turnkey Basis.

Procurement of Transformer Cooling fans at 220 kV Substation DIALDIAL

Renovation of Toilet Blocks and Internal/ External Finishing work at Shakti Sadan and IP Commercial Office DTL.

Urgent Civil Repair work for roof of battery room at 220kV S/Stn Mehrauli.

Procurement of 20 nos. of Winding Resistance Meter (WRM) for testing of Power Transformers installed in GM(T) O&M-I

Supply and Installation of Smoke Detector 17 nos. and 02 core XLPE Copper Cable 400 Meters for GIS Hall of 220KV Sub-Station Wazirpur under Sr. Manager (T) WZP, O&M-I, W-01.

Repairing and Servicing of 1.5/2.0 ton Split/Window AC’s Installed in 66 kV GIS Building and other sensitive location of 220KV Gopalpur Substation under Manager (T) N-75

Construction of revetment for transmission towers of 220 kv SOW-Mandola Ckt I, II, III & IV., Construction of Support Trench for 220 KV underground Cable Dwarka to PPK, CKT No. -I & II near IGL filling station and Public Toilet, Sector-02, Dwarka and Exterior and Interior finishing works of buildings at 220 KV Substation Masjid Moth.

Refilling of various types Fire Extinguisher cylinder & fabrication of rain shed for fire extinguishers at 220 kV GIS Sub Station Ridge valley

Refilling, of various type Fire Extinguishers at 220 kV S/stn Park Street under Sr. Manager (T) PS and HCML

Consolidated requirement of special type portable fire extinguishers for 400kV Tikrikalan & Bawana S/stn under DGM(T) Bawana & Tikrikalan.

Making urgent arrangement of Miscellaneous Civil Maintenance Works in IP Maintenance Block Office Building (May 2026)

Procurement of BDV testing Kit in O&M East-2 Circle under DGM O&M East-2

Repair and maintenance in the ladies toilet and gents toilet at 220 KV S/stn Sarita Vihar.

Urgent water proofing work at 220 KV Stn Kashmere Gate

Urgent Brick work and flooring work in temporary control room at 220 KV/Stn IP

Urgent Civil Repairs and Maintainance Works of Washrooms and other Miscellaneous works at 220kv GIS S/stn Preet Vihar.

Urgent repair of damage stone b/wall and other works at 220 kv S/stn Gazipur.

Refilling, Repainting & Repairing of different types of Fire Extinguishers & Fabrication of rain shed for fire extinguisher at 220kV Substation Naraina under Manager(T) Naraina.

Urgent Civil Repair work for roof of battery room at 220kV S/Stn Mehrauli. 

Refilling of Fire Extinguisher cylinders at 220KV Substation Dev Nagar under Manager(T) DevNagar- Subzimandi

Repairing and servicing of 1.5 / 2.0 Ton Split and window ACs installed at 220 kV GIS Sub Station Ridge valley. 

Repair and renovation of residential flat situated A-4 Shamnath Marg, DTL.

Consolidate requirement of Terminal Kiosk for various sub stations Under AGM (T) North-1.

Providing and Fixing Partition in One Room for Making Store at Administrative Building of 220kv Sub Station ,Dwarka.

Procurement of Tricycle or rickshaw at 220 kV Rohini-II

Painting, Writing of Nomenclature on Bay/ Equipment/ Panels etc. indication boards at 400 kV S/Stn Tikrikalan under Manager(T) TKL

Supply of Online Leakage Current Measurement (LCM) Testing Kits for substations under AGM(T) East-I & East-II Circles.

Repairing and Servicing of 1.5/2 Ton Split Air Conditioners installed at 220 kV Substation DIAL.

Repairing and Servicing of Split air conditioners installed at 220 kV Substation GIS Timarpur

Urgent Civil Repairs and Maintainance Works of Washrooms and other Miscellaneous works at 220kv GIS S/stn Preet Vihar.

Urgent refilling, repairing, repainting of different type & size of fire- extinguishers at 220 KV PPK-I S/Stn. 

SITC of 125A, 36KA FPMCCB along with suitable enclosure at Ist floor, Park street office under the division of Internal Wiring.

Repair & Rewinding of Cooling Fan motors of Transformers at 220KV S/Stn.PPK-III

Watch and ward services at non-sensitive locations of Delhi Transco Ltd under GM(T) O&M-I for a period of two years with the provision to extend the contract for another one year based on the performance of the agency on the same terms and conditions.

Watch and ward services at non-sensitive locations of Delhi Transco Ltd under GM(T) O&M-II for a period of two years with the provision to extend the contract for another one year based on the performance of the agency on the same terms and conditions

Repairing of Isolator Rotating Head Assembly of 220KV Siemens make Isolators at 220KV Gopalpur sub-station under Manager (T) N-75

Urgent Requirement for Revival of HVW spray system at 400 kV substation Bamnauli

Watch and ward services at non-sensitive locations of Delhi Transco Ltd under GM(T) Civil for a period of two years with the provision to extend the contract for another one year based on the performance of the agency on the same terms and conditions

Demolition of damaged/obsolete overhead RCC water storage tank at DTL Colony New Kilokari.

Partial Discharge testing on 100MVA Tx along with 33kV Bays for1 day at 220 kV Subzimandi

Urgent Civil Maintenance and Repair work at 220kV S/Stn Masjid Moth

Urgent Civil Maintenance and Repair work at DTL Park Street

Supply of Automatic 3-Phase Transformer Turns Ratio (TTR) Kits under AGM(T) East-I Circle.

Supply and installation of 31 Nos of 5-star rating 2 Ton Air Conditioners for maintaining temperature for electrical & electronic device installed at 400kV Bamnauli Sub-Station.

Repairing/ Rewinding of Motors including supply as per BOQ and scope work at 220 kV R.K Puram Sub-Station.

Urgent repair and white wash work of 11kv VCB room at 220 kV Substation, PPK-I (DTL)

Urgent Civil Repairs and Maintainance Works of Washrooms and other Miscellaneous works at 220kv GIS S/stn Preet Vihar.

Supply of Automatic 3-Phase Transformer Turns Ratio (TTR) Kits under AGM(T) East-II Circle.

Supply of DC Earth Fault Locator Kits under AGM(T) East-I Circle

Procurement of CRM testing kit in O&M-II circle under GM(T) O&M-II

Repairing and Servicing of 1.5/2 Ton Split Air Conditioners installed at 220 kV Substation Pappankalan-II.

Urgent Civil Repairs and Maintainance works of Sub station Building and Roof At 220 kv s/stn Gazipur.

Urgent Civil Repairs and Maintainance works of washroom At 220 kv s/stn Patparganj.

Construction of foundation of 66KV circuit breaker at 220 KV Substation DSIDC Bawana

Procurement of 11kV CT at 220 kV Kanjhawala Sub station.

Internal External Repairing/ Finishing and Renovation of toilet blocks at Prefab Building RPH, DTL

Urgent civil repair and maintenance works at Ground Floor Toilet 220 KV Park Street. 

Urgent roof repair work of maintenance room at 220 KV/Stn Rajghat

Retro-fitment of High Velocity Water Spray and Hydrant System at 400 kV Substation Bawana

Procurement of Transformer Cooling fans at 220 kV Substation DIAL

Procurement of Male-Female Arm Assembly for 400 kV And 220 kV Isolators Installed at 400 kV Sub Station Bawana.

Procurement of 66kV isolators with and without earth switch ( as spare) against minimum inventory.

Supply of 33kV Current Transformers (CTs) and Potential Transformers (PTs) of various ratios as per the attached Technical Specifications.

Supply of photocopier machines for official use in DTL.

Supply, Erection, Testing & Commissioning of 220V, 180Ah, 18/36A Float & Boost Battery Chargers at 220kV Substation Pappankalan-II & 220KV Substation Kanjhawala

Replacement of Transformer Jack Bus Extension using double-run ACSR Bersimis conductor of 140 meters each for R, Y & B phases (total 840 meters), including supply of all associated clamps, connectors, fittings and complete installation at 220 kV Substation Rajghat

Supply and Installation of 2 23,80,000.00/ Ton, Star Split Air Conditioners (Wall Mount) for proper functioning of C&R Panel / SCADA Panel /Battery charger at 220kV Sub-Stations , Sarita Vihar under Manager (T) O&M, South-5 Division, DTL.

Repairing/Rewinding of Transformer Cooling fan Motor installed at 220kV Station Lodhi Road

Urgent Reconstruction of Collapsed Boundary Wall at 220 kV Substation, Kanjhawala (DTL).

Supply, Installation, Testing & Commissioning of Air Conditioners with allied material/accessories at 220kV GIS Trauma Centre-AIIMS, DTL

Repairing and Servicing of Split air conditioners installed at 220 kV Substation GIS Timarpur

Supply and Laying the River Bed sand at 220KV cable site of Wazirpur – Shalimar Bagh Ckt. 01 & 02 maintained by 220KV Wazirpur substation. 

Urgent Repair of Boundary Wall At 220Kv s/stn office complex Patpartganj.

Urgent civil Repair and Maintenance works of Control Room Roof at 220kv S/stn Vasant Kunj.

Urgent civil Repairs and maintenance works at 220 kv S/stn Mehrauli.

SITC of clean agent-based fire suppression system and Intelligent Fire Alarm and detection System at SLDC building, Minto Road and backup SLDC at 400 kV Bamnaulli substation.

Supply, Installation, Testing & Commissioning of 4 Nos of New Rack Based Servers for scheduling purposes (2 Nos for SLDC, Minto Road and 2 Nos for Backup SLDC (Bamnauli)

Supply , Installation , Commissioning & Testing of RECD for 250 KVA , 125 KVA & 100 KVA DG Sets installed at 220KV Substations HC Mathur Lane , Park Street , GIS Trauma Centre-AIIMS & GIS Maharani Bagh of DTL.

Hiring of 03 Nos. of SUV during peak summer season May-August 2026 for Sub-Stations and Line maintenance in East-I & East-II Circle

Purchase of 245 KV 800A 300 BCT OIP Bushings for Power Transformer as per DTL Technical Specifications.

Refurbishment , Installation, Testing and Commission ing of Battery Cell 2V, 180AH at 220 KV Substation at 220kV S/Station Subzimandi

Requirement of Supply & Fixing of Tower Accessories on Line Towers under AGM (T) North-II.

Measurement of Tower Impedance and Additional Earthing under AGM(T) East-I Circle

Repairing and Brazing of 33 kV, 2000/800 Amp. isolator male/female contacts under AGM(T) East-I Circle.

Development, Maintenance and Operation of DPCL website for the period of three years.

Procurement of Steel wire rope sling (20mm) along with D-shackle (as per Specifications) to provide additional support to hardware fittings on tension towers of 400 kV lines under GM (T) O&M-I.

Installation of tiles flooring and renovation of bathrooms in quarters of New and Old Kilokari, DTL Staff Colony.

(The subject tender was earlier published in newspapers(The Hindu,The Pioneer, Millennium Post, Dainik Jagran, & Hari BhoomI) on 06.02.2026)

Repairing of Rotating Head Assembly of Isolators for 66kV Electrolyte make and 220kV Siemens make at substations under AGM(T) North I

Repairing of Damaged/Faulty 66kV Isolator Rotating Head Assembly at 220kV Substations Under East Circle (East-I & East-II).

Urgent Repair of Boundary Wall At 220Kv s/stn office complex Patparganj.

Carry-out Hot Line Washing of 220/66/33kVBays at various sub-station under DGM(T) East-1 & DGM(T) East-2 circle for 01 year i.e. 04 cycles.

Procurement of HDPE Cable Cleats for Support of 1000sqmm,/1200sqmm 66 Kv Power Cable at 220kV S/Stn.
SGTN under Manager(T) 220 kV SGTN/TP

Procurement of 02 Nos. Automatic Transformer Oil Breakdown Voltage (BDV) test kit up to 100kV along with accessories for substations under O&M South-2 circle as per DTL technical specification and latest IS/IEC through GeM Open Tender

Repairing & Servicing of Air Conditioners installedat 220kV GIS S/stn R.K Puram 

Repairing & Servicing of Air Conditioners installed at 220kV GIS Substation Tughlakabad 

Supply and Installation of CCTV Camera & assemblies at 220kV sub-station Okhla.

Design,  Supply, Erection, Testing, Commissioning of 04 Nos. 25 MVA, 33/11 kV Transformer including  dismantling of  existing 02 Nos. 20 MVA and 02 Nos.  16 MVA, Transformers with associated civil work at 220 kV Sub-Station, Lodhi Road on turnkey basis (Risk & Cost Purchase basis).

Partial Discharge (PD) test220/33kV, 100MVA Power Transformer No.2 (IMP Make, YoM 2017) at 220 kV Sub-station Indraprastha as per GTP/Technical Specification in Annexure–“E”

Supply and Installation of 2 Ton, 5 Star Split Air Conditioners (Wall Mount) for proper functioning of C&R Panel / SCADA Panel /Battery charger at 220kV Sub-Stations , Lodhi Road and BTPS under Manager (T) O&M, South-8 Division, DTL. 

Providing Skilled Men power for transformer top gasket replacement work for 20 MVA Transformer at 220 KV Substation
Narela
 

Providing of complete gasket 12/16 mm of Superior quality for 20 MVA Power Transformer for gasket replacement work top cover of transformer , bushing, OLTC, Oil pipe, conservator etc. at 220 KV Substation
Narela

Repairing and servicing of 02 Ton Invertor type split Air Conditioners installed at 220KV Sub-station Wazirpur.

Urgent civil Repair and Maintenance works of Control Room Roof at 220kv S/stn Vasant Kunj.

Supply and Installation of Air Conditioners with allied material/accessories at 220kV Sub- station Electric Lane

Supply & ETC of 200AH Lead Acid Battery Banks with 05 Yrs. Guarantee/Warranty with buy back of old battery banks of 180AH/200AH as per applicable IS and as per DTL Technical Specifications attached

Procurement and Installation of Air Conditioners, Split type, capacity of 2.0 ton each at 220kV Sub- station South of Wazirabad S/stn.

Supply and Installation of Air Conditioners with allied material/accessories at 220kV Sub- station Preet Vihar & Geeta Colony, DTL

Construction and Modification of 315 MVA transformer and miscellaneous works at 400 KV Bamnauli Substation.

Fabrication &Installation n of Rain Shed for Marshalling Box of 100MVA Power Transformer-1, at 220KV GIS Timarpur of
under Manager(T) N-73.

Servicing and overhauling of Air Compressors of 220kV Circuit Breakers at 220 kV S/Station Subzimandi

Urgent civil Repairs and maintenance works at 220 kv S/stn Mehrauli.

Partial Discharge testing services for 1 day at 220 kV GIS Substation, Peeragarhi.

Extension of SCADA room near store rooms at 220 KV S/stn Indraprastha

Repairing and Servicing of Split air conditioners installed at 220 kV Substation GIS Timarpur

Procurement of Anti weed growth Herbicide chemical at 220kV Sub- Station Rajghat

Tender has been dropped vide email dated 20.03.2026

Procurement of Telescopic Ladder (20 feet) for Maintenance & Cleaning at 220kV Substation Rajghat

Procurement of Transformer Cooling fans at 220 kV Substation Rajghat

Urgent Miscellaneous Civil Maintenance Works in IP Maintenance Block Office Building (March 2026)

Retrofitting of 245 kV Isolators as per scope of work at 220kV S/Stn. Gazipur under Mgr(T) O&M E-75.

Repairing and servicing of 2 Ton Split Air Conditioner (as per specifications/ scope of work) at 220 kV S/Stn. SGTN under Manager (T) SGTN

Urgent civil Repairs and Maintenance works at 220kv S/stn Patparganj.

Repairing & Servicing of Air Conditioners installed at 400kV GIS S/Stn Harsh Vihar

Annual Operation and Maintenance Contract for High Velocity Water Spray Fire Fighting System installed at 400kV Sub Station Bawana for 2 years

Procurement of Jamuna sand for covering cable trenches inside the substation at 220 kV Electric lane sub-station

Procurement of Electrical Insulation Mat as per IS:15652

Complete Servicing and AMC of 30KVA DG set installed at 220KV S/stn. Geeta Colony.

Carry out Hot Line Washing of 400/220 kV Bays at 400 kV Sub-Station Bamnauli for 01 year i.e. 02 cycle on half yearly basis at 400kV sub station Bamnauli.

Attending of Wiring Faults in Equipments/ Control/ Metering/ Protection panel at 220kV GIS Electric Lane Substation  

Painting, writing of nomenclature in 220KV, 66KV and 33KV on various equipment’s panel/MOM Box at 220 KV Substation Okhla under Sr. Mgr.(T) O&M, S-6. Division

Repair of 7nos Rotating head assembly for 66KV Electrolyte Isolators at 220KV Substation Pappankalan-II.

Repair & Rewinding of Cooling Fan motors of Transformers at 220KV S/Stn.PPK-III

Retrofitting, Replacement of filters & Servicing of Air Handling Units (AHU) installed at 220KV, GIS S/tn. Preet Vihar

Upgradation of SAS system/Replacement of ABB make old 10No. Bay Control Intelligence Electronic Devices (IEDs) installed at 220KV Substation Wazirpur including necessary parts, GPS Antina with Co-axil cable, Supply, Inspection, Testing & Retrofitting/Commissioning (SITC) through Open Tender

Supply, Erection, Testing & Commissioning of 01 no. new 415V ACDB LT Switchgear at 220kV Substation Sarita Vihar under Manager (T) O&M S-05

Procurement of 66KV OIP Bushing for Power Transformer complete in all respects as per technical specifications attached and as per relevant & latest IS/IEC

Fabrication and Erection of partition wall in the room of AGM (T) O&M East-1 at 220 KV Sub-station Pragati.

Urgent hiring of Service Engineer for Complete servicing/ Repairing of 33 kV Circuit Breaker at 220kV S/Stn. Naraina under Manager (T) O&M W-63.

Supply, Installation, Testing & Commissioning of 70 no. of Biometric Machines along with Server associated , IT equipment , accessories and 03 years comprehensive AMC of all Biometric Machines at various locations / Sub stations as per schedule attached.

Procurement of 03 Nos. Winding Resistance Meter for testing of Power Transformers installed in GM(T) O&M-II.

Refilling of different type & size of Fire- extinguishers and fabrication of fire-shed at 220 KV PPK-III.

Supply & ETC of 220V 500AH VRLA Battery Banks at 220kV sub-station Rohini-lI under Manager(T) N-I

Repair/Rewinding of various types of motors installed at 220kV Stations Masjid Moth under Sr. MGR(T) Masjid moth S-I

Disposal of Uprooted Vegetation and rubbish materials at 220kV Patparganj under Manager(T)O&M E-73.

Repairing of 33kV Current Transformers at 220kV S/Stn Patparganj under Manager(T) O&M E-73

Procurement of 04 nos. Automatic Capacitance and Tan Delta Kit along with accessories for DTL sub-station as per attached DTL technical specifications and latest IS/IEC.

Urgent Repairing/Rewinding of Transformer cooling fan Motor at 220 kV Sub-Station Kashmere under Manager(T) Kashmere Gate

Fabrication &Installation of Rain Shed for Marshalling Box of 160MVA Power Transformer at 220KV South of Wazirabad S/Stn. under Manager(T) E-71.

Refurbishment , Installation, Testing and Commissioning of Battery Cell 2V, 180AH at 220 KV Substation South of Wazirabad under Manager(T) E-71

Supply and ETC of 02 nos. 500AH, VRLA 220V, battery bank along with 2V Spares cell and buy back of old battery bank for PPK-III sub-station

Urgent Providing of Welder & Welder machine (Day Basis) for fencing of 16 MVA Transformer at 220 kV Sub-Station Kashmere under Manager(T) Kashmere Gate

Supply & ETC of 200AH Lead Acid Battery Banks with 05 Yrs. Guarantee/Warranty with buy back of old battery banks of 180AH/200AH as per applicable IS and as per DTL Technical Specifications attached

Procurement of 3.64 KM of 1200 sq.mm, 220kV XLPE cable and 5.61 KM of 1000 sq.mm, 220kV XLPE Power Cable for Minimum Inventory purpose for O&M-I and O&M-II

Replacement of existing ACDB with new ACDB at 220kv substations under DGM North

Package-I:
Design, Supply, Erection, Testing & Commissioning for HTLS Re-Conductoring for Bamnauli-Najafgarh, Najafgarh-Tikrikalan- Kanjhawala, Kanjhawala-Bawana, Bawana - DSIIDC Bawana 220kV D/C ACSR Zebra Transmission Line alongwith replacement of associated equipments/Busbars at interconnecting substations of DTL (Delhi) on turnkey basis.
(Estimated Amount (in Rs.): 62,75,92,937 and Earnest Money Deposit (Rs.): 50,00,000)

Package-II:
Design, Supply, Erection, Testing & Commissioning for HTLS Re-Conductoring of 220 kV Gopalpur- Timarpur- Subzi Mandi Transmission Line at interconnecting substation of DTL (Delhi) on turnkey basis.
(Estimated Amount (in Rs.): 11,61,20,124 and Earnest Money Deposit (Rs.): 23,22,403)

Package-III:
Design, Supply, Erection, Testing & Commissioning for HTLS Re-Conductoring of 220KV D/C Geeta Colony-Patparganj, Patparganj-IP and IP-Pragati Zebra Conductor Transmission Line along with replacement of associated equipments/Busbars at interconnecting substations of DTL (Delhi) on turnkey basis.
(Estimated Amount (in Rs.): 19,75,26,451 and Earnest Money Deposit (Rs.): 39,50,530)

Package-IV:
Design, Supply, Erection, Testing & Commissioning for HTLS Re-Conductoring of DSIIDC Bawana- Narela-Mandola 220 kV D/C ACSR Zebra Transmission Lines along with replacement of associated equipments and Busbars at interconnecting substations of DTL (Delhi) on turnkey basis.
(Estimated Amount (in Rs.): 43,43,04,078 and Earnest Money Deposit (Rs.): 50,00,000)

Procurement of Anti weed growth Herbicide chemical for 220KV/33KV developed yard at 220kV Sub-Station Gopalpur under Manager(T) O&M N-75.

Procurement of Silicone Insulation Sleeves for ACSR Zebra conductor at 220KV S/stn Park street

Repairing of 220kV Isolator Rotating head Assembly of Siemens make at 220kV Substation Mehrauli under Manager(T),S-03

Repairing / Rewinding of motors at 220kV Substation Mehrauli under Manager(T),S-03

Procurement of Lightening Arrestors 60KV for substations under DGM(T) North and against minimum inventory, DTL.

Supply and Fixing of Isolator M.OM. covers at 220 kV S/Stn Rajghat

Checking / Tightening of EHV Line Jumpers of 220KV D/C PPK-1- Bamnauli Transmission Line towers underManager (T) PPK-1

Punctured Insulator Detection in 220 kV overhead Transmission Lines and Sub-Station in East-I Circle.

Design, Supply, Erection, Testing& Commissioning of 13no. 220/66/11kV, 160MVA Power Transformers at various substations of DTL on Turnkey Basis in Delhi.

Urgent civil repair works of store rooms at 220 kv S/stn Indraprastha.

Repairing of wooden doors of residential flat located at Sunder apartment, Paschim Vihar, DTL.

Repairing of Damaged/Faulty 220kV Isolator Rotating Head Assembly of Various 220kV Sub Stations Under DGM(T) O&M East-I & East-II Circle

“Supply of Pre and Fine Filters for Air Handling Unit (AHU) installed at 220 kV GIS Sub Station Ridge valley”.

Making arrangement for Mali at office building at Patparganj.

Installation of tiles flooring and renovation of bathrooms in quarters of New and Old Kilokari, DTL Staff Colony.

The subject tender has been Annulled vide email dated 05.03.2026

Servicing and overhauling of Air Compressors of 66 kV Circuit Breakers at 220kV S/Station Najafgarh

Supply of 33 KV and 66 KV Outdoor Termination for Cable 1CX630 and 1Cx630 sqmm in Delhi Transco Limited

Repairing, Brazing and fixing of Isolator Contacts/Blades at 220 kV S/Stn Rajghat

Partial Discharge (PD) test of Power Transformer at 220 kV Pappankalan-I substation

Supply, Fabrication, Testing and Commissioning of 220V DCDB for 220kV Substation Najafgarh as per attached drawings and applicable latest IS/IEC.

Procurement of Bar MS Flat 75x12 MM at 220kVSub-Station, Shalimar Bagh.

Supply of complete CT, I/D, 400/5-5A, 11kV at 220kV S/Stn. Gazipur under Mgr(T) O&M E-75.

Repairing, Maintenance and AMC of CCTV Network System at 220kV S/Stn Gazipur
 

Supply of Copper Jaw Male Contact for 220kV Isolators at 220kv S/Stn. Gazipur, Under Manager(T) O&M E-75

Repairing of Rotating Head Assembly of Seimens make 220kV Isolator at 220kV S/Stn. Patparganj under Manager(T) O&M E-73.

Repairing of Rotating Head Assembly of Electrolyte make 66kV Isolator at 220kV S/Stn. Patparganj under Manager(T) O&M E-73.

Supply of Anti-weed Herbicide Chemical at 220kV Sub-Station Patparganj under Manager (T) O&M E-73.

Annual Operation and Maintenance Contract for High Velocity Water Spray Fire Fighting System for two years installed at 400KV S/Stn. Bamnauli

Procurement of 220V DC Contactor for GIS at 220kV Electric Lane Sub-station under Sr. Manager (T) O&M PS & HCML 

Supply of 04 No. 220 Volt, 18/36 Amp Float Cum boost chargers for various Substations in O&M-I & II.