TFS-21
TFS-21
TFD-42
TFD-42
TFTS-60
TFTS-60
TFTD-60
TFTD-60
TFD-80
TFD-80
TFTS-40
TFTS-40
345kV, 765kV, HVDC
Function and use
Used to mount 345kV, 765kV, and HVDC 500kV insulator strings to transmission towers
| Product Category | Product |
|---|---|
| 345kV | TFS-21 |
| 345kV, HVDC | TFD-42 |
| 345kV, HVDC | TFTS-60 |
| 345kV | TFTD-60 |
| 765kV, HVDC | TFD-60 |
| 765kV, HVDC | TFD-80 |
| 765kV, HVDC | TFTS-80 |
| 765kV, HVDC | TFTS-40 |
Types and Specifications
| KEPCO Engineering Standard | Item Number | Model | Type | Test Load [kN(kgf)] | Applicable Insulator String |
|---|---|---|---|---|---|
| ES-5975-0055 : 345kV Transmission Line Insulator String Hardware |
101359 | TFS-21 | 1-bundle suspension | 205.94 (21,000) | 345kV 1-bundle suspension insulator string |
| 101360 | TFS-42 | 2-bundle suspension | 411.88 (42,000) | 345kV 2-bundle suspension insulator string, HVDC 500kV intermediate line 2-bundle suspension insulator string |
|
| 101362 | TFTD-60 | Bilateral tension | 588.40 (60,000) | 345kV 2-bundle tension insulator string | |
| 101363 | TFTS-60 | Unilateral tension | 588.40 (60,000) | 345kV 2-bundle tension insulator string, HVDC 500kV intermediate line 2-bundle tension insulator string |
|
| 101401 | TFD-60 | 2-bundle suspension | 588.40 (60,000) | 765kV 2-bundle suspension insulator string, HVDC 500kV intermediate line 2-bundle suspension insulator string |
|
| 101402 | TFD-80 | 2-bundle suspension | 816.33 (80,000) | 765kV 2-bundle suspension insulator string, HVDC 500kV intermediate line 2-bundle suspension insulator string |
|
| 101403 | TFTS-80 | 2-bundle tension | 816.33 (80,000) | 765kV 2-bundle tension insulator string, HVDC 500kV terminal line 2-bundle tension insulator string |
|
| 101404 | TFTS-40 | 3-bundle tension | 408.12 (40,000) | 765kV 3-bundle tension insulator string, HVDC 500kV terminal line 3-bundle tension insulator string |