COMPANY PROFILE

PICTURE GALLERY

LATEST NEWS

May 23, 2022:
EGAT has awarded contract for Supply and Construction of 500 kV Thung Song - Sonkhla 3(From KM 105 to Songkhla 3) Transmission Line (TILS-L-06) to Consortium of KTPL, PSP and TSEC (Thailand) Co., Ltd.

March 30, 2022:
EGAT awarded the contract for Procurement and Construction of 115 kV Rayong 3 - Rayong 1 Transmission Lines (Job No. RTS2-03-L36) and 115 kV Rayong 1 - Klaeng Transmission Line (Job No. RTS2-03-L37) to TSEC (Thailand) Co., Ltd.

November 1, 2021:
EGAT awarded the contract to upgrade the transmission line to support the expressway project Rama 3-Dao Khanong-Outer Ring Road West of Bangkok (TIM1-ERO-01) to Consortium of TSEC (Thailand)Co. Ltd. and Srichonlathorn Co. Ltd.

November 30, 2020:
Stringing work for 500 kV Bang Saphan 2 - Surat Thani 2 (From KM 157 to Surat Thani 2) Transmission Line (TIWS-L-08) with Double Circuit 4 x 1272 MCM ACSR conductor including one OPGW and one OHGW having approx. 50 km distance has been completed.

July 31, 2020:
Stringing work for 500 kV Ubon Ratchathani 3 - Roi Et 2 (From Ubon Ratchthani 3 to KM 86) Transmission Line (TIEC-L-02) with Double Circuit 4 x 1272 MCM ACSR conductor including one OPGW and one OHGW having 86 km distance has been successfully completed.

May 31, 2019:
Stringing work for 500 kV Roi Et 2 - Chaiyaphum 2 Transmission Line (TIEC-L-07) with Double Circuit 4 x 1272 MCM ACSR conductor including one OPGW and one OHGW having 40 km distance has been successfully completed.

SIGNIFICANT ACHIEVEMENT

In the field of overhead power transmission line in Thailand, TSEC has made records by being the first to achieve following installations

  • 500 kV Single and Double Circuit Transmission Line.

  • Composite Overhead Ground Wire with Optical Foiber (OPGW) for 500 kV Line.

  • Gapped-Type Conductor for 230 kV Transmission Line.

  • 230 kV Underground Cable in a serviceable tunnel.

  • 500 kV Transmission Line in a neighboring country, Lao PDR.

Added to the above acomplishment, TSEC has acquired, in last three decades, higher volume of work than all other local companies combined. Tabulated below are the significant achievements of the company.

Work Description

500 kV

230 kV

115kV

Total

TRANSMISSION LINE

Number of Projects

Foundation Construction

  • Pile Length (m)

  • Concrete Volume (cu.m.)

Tower Erection

  • Number of Towers

  • Tower Weight(ton)

Conductor Stringing

  • Line Length (km)

  • Strung Conductor(km)

  

13

 

447,000

275,400

 

 

5,775

203,841

 

2,460

52,943

  

17

 

339,300

90,000

 

 

3,703

46,243

 

1,342

13,079

  

13

 

31,700

19,900

 

 

2,736

13,273

 

912

5,308

  

43

 

818,000

385,300

 

 

12,214

263,357

 

4,714

71,333

OTHERS

230 kV Underground

  • Laying of Conductor(km)

Substations

  • 115 kV and 230 kV Expansion and Newly Built

 

 

 

8

 

 

2

 

 

-

 

 

10

 

 

8

 

 

12