MEGATRO 220KV 2D2 SJC3 Double Circuit Heavy Angle and Tension Transmission Tower
MEGATRO 220KV 2D2 SJC3 double circuit heavy angle and tension transmission tower
This photo refers to our 220KV 2D3 SJC3 double circuit tension transmission tower, it is widely used in our Chinese market. Some of technical features of this tower as follow:
1 climate condition
Item |
Temperature (℃) |
Wind speed (m/s) |
Ice thickness (mm) |
Max. temperature |
40 |
0 |
0 |
Mini. temperature |
-40 |
0 |
0 |
Ice thickness |
-5 |
10 |
10 |
Basic wind speed |
-5 |
23 |
0 |
Installation condition |
-15 |
10 |
0 |
Annual temperature |
5 |
0 |
0 |
Lightning overvoltage |
15 |
10 |
0 |
Operation overvoltage |
5 |
15 |
0 |
Hot-line work |
15 |
10 |
0 |
2 tower design data
|
Tower type |
Nominal Height scope (mm) |
Nominal Height (mm)
|
Horizontal span (m) |
Vertical Span (m)
|
Angle º |
Insulator Type
|
Horizontal Span at angel condition |
2D3 SJC3 |
18~27 |
24 |
450 |
650 |
40~60 |
/ |
/
|
Conductor type: 2×LGL -300/40 |
OPGW: JLB-150 |
||||||
Tower estimated weight and foundation force
|
Tower Type |
Tower weight scope (kg) |
Foundation force scope (KN) |
|||||
Tmax |
Tx |
Ty |
Nmax |
Nx |
NY |
||
2D3 SJC3 |
15586~19548 |
1396~1410 |
234~255 |
193~208 |
1603~1625 |
263~283 |
221~228 |
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