EVH Substations
Services Offered
The Company provides the following services in this segment 
  Design, installation, testing and commissioning of switchyard (132 kv, 220 kv, 400 kv and 765 kv)
  Procurement and supply of circuit beakers, PLCC system, isolators, transformers, insulators, busbars, hardwares, marshalling kiosks and earthing, among others
  Execution of associated civil work including control room building, roads, drainage, fencing and site surfacing, among others
  Installation of indoor and outdoor illumination system
  Installation of fire protection system at the site
Projects Pedigree
  765 kv 400 kv 220 kv 132 kv
Projects Delivered  Nil  30  13  16
Under Execution  3  4  8  3
(As on 30th November 2010)
Signature Projects
Project: Guwahati APDRP for ASEB
This is an APDRP Project (Accelerated Power Development & Revamping Project) under Govt. of India scheme for the city of Guwahati under ASEB with a value exceeding Rs. 50 crores.
The work consisted of 5 Nos. New 33/11KV Substations & Augmentation/ Renovations of 11 Nos. of 33/11KV Substation aggregating 80MVA, Addition of new 110 Nos. of 250KVA Distribution Transformers, Revamping of 616 Nos. of DTs, Construction of 13KM of 33KV Line, 40KM of 11KV Line and 20KM of LT Line along with revamping of 20KM 33KV, 60KM of 11KV & 72 KM of LT Line.
This was a fast track project with a completion time of 18 months in congested city area with long monsoon period and shut down problem.
This was a first high value package of similar nature containing all elements of Public Power Distribution undertaken by TEECL.
The challenge was met by meticulous planning on sequence of work and availability of sufficient materials, pulling up local resources, proper shut down programme, winning the heart and confidence of consumers by delivering perceptible benefit in shortest time.
The result was that TEECL was declared as the best performer of APDRP Projects by the customer. Incidentally the customer was so pleased that they had awarded two similar packages for Silchar & North Lakhimpur and TEECL came up triumphant there also.
On the impact of this work, a survey was conducted when the consumer’s overall satisfaction level was observed to be shot up from 4% to 50% in 18 months.
Project: 400/220kv Substation at Bhiwadi
This was the first major Green Field 2x315MVA, 220KV Substation on EPC Basis at BHIWADI, Rajasthan for POWER GRID.
The  work consisted of the entire Green Field Execution  of 2x315MVA 400/220KV Substation comprising of  2 Nos., 315MVA 400/220KV Auto Transformer and 4 Bay (1 ½ Breaker) 400KV and 8 Bay 220KV  including all Civil  works with Control Room Building, Auxiliary Buildings, Road, Drainage and other  Auxiliary Systems like Fire Fighting, Air Conditioning, Emergency Power etc.
This was the first 400KV EPC Substation Project with supply of 2 Nos. of 315MVA 400/220KV Auto Transformer and being nearer to Delhi, Power Grid added special importance to the project with regard to Quality and Aesthetic beauty, all to be achieved in 18 months.
TEECL took the challenge to make it a bench mark project with utmost importance in Quality Assurance of the Equipments, blending of local Architecture in the get up of Control Room Building and parallel working in all fronts.
Result was that the quality and time of execution was accepted by the customer as a Bench Mark for that time and being near to Delhi, it was declared as a show piece substation for all distinguished visitors of POWER GRID. The S/S has passed trouble performance for 10 years.
Project: Budge Budge Generating Station – CESC
This was Power Plant Electricals for 1x250MW  Capacity Addition of Budge Budge Plant at Kolkata. 
The work included Plant Electricals including all Balance of Plant Equipments, Cabling & Earthing awarded through BHEL.
It had a 15 months completion time and TEECL was called upon to execute the work in 10 months to make up others backlog.
TEECL met the challenge tying up all inputs and delivered. The result was that TEECL was conferred the “Best Vendor Award 2010” by BHEL.
Project: 400kv Fixed Series Compensation Package At Khandwa
This was a 400KV Fixed Series Compensation Package at 400/220KV Khandwa Substation of POWER GRID awarded to the Joint Venture of TEECL and Nokian Capacitors by POWER GRID.
This was a Double Circuit 1000 MVAR Fixed Series Compensation on Turnkey Basis including supply of all Equipments & Civil Works. While Nokian provided the Offshore equipment related to Fixed Series Compensation, the entire Onshore equipments & civil works including Engineering & Project Management rested with TEECL.
This was a fast track project with special requirement of fabricating and handling. Steel Platform of 23.6m x 9.5m happened to be the largest in Asia on flexible insulating support, all developed and handled for the first time in the country with 100% indigenous sources within the short completion time.
When the project was completed on schedule, the customer M/s. POWER GRID as well as TEECL’s partner Nokian Capacitors, Finland were overwhelmed with the manner in which the challenges were taken and met by TEECL.
Project: 400/220kv Substation at Kalpaka, Vizag
This was a Greenfield 400/220KV substation project for evacuation of power from 2 x 500 MW Simhadri STPP of NTPC and other upcoming power projects surrounding Vizag for APTRANSCO.
The work consisted of the entire Green Field Execution from scratch of 2x315MVA 400/220KV Substation comprising of 25 Bays 400KV and 12 Bays 220KV including EPC of all Civil works with Control Room Building, Auxiliary Buildings, Road, Drainage and other Auxiliary Systems like Fire Fighting, Air Conditioning, Emergency Power etc.
This was declared as the largest 400KV Substation Project with a time schedule of 15 months to meet schedule of evacuation of power from Simhadri STPP of NTPC. Award was delayed and NTPC was in advance stage of commissioning of one unit and our challenge was to meet this target. The work got completed in 12 months i.e. 3 months ahead of schedule to the utter appreciation of NTPC and APTRANSCO.
Execution of this project remains a bench mark for the execution time for such a magnitude of EHV Substation.
Project: 400/220kv Substation Project at Wagoora, Srinagar, J & K
This was a Green Field 400/220KV Substation Project at Wagoora in Srinagar, Jammu & Kashmir for POWER GRID.
The work consisted the entire Green Field Execution from scratch of 6 Bays (1 ½ Breaker Scheme) 400KV and 7 Bays 220KV Substation including all Civil works like Control Room Building, Road, Drainage etc.
The work was called upon to be done at the height of insurgency in the heart of Srinagar and was awarded to us as lone Bidder. This insurgency along with extremely rainy and cold climate of the area was a challenge to TEECL.
In order to meet the challenge, TEECL strategically took cover of a very resourceful local Civil Contractor and came out with flying color beyond the expectation of the customer drawing special applause from the customer as well as Central Power Ministry.