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Help CenterMEGATRO 1000V 10A2 JC2 Tension Transmission Tower
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MEGATRO 1000V 10A2 JC2 tension transmission tower
This photo refers to our 1000V 10A2 JC2 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 |
-30 |
0 |
0 |
Ice thickness |
-5 |
10 |
10 |
Basic wind speed |
-5 |
30 |
0 |
Installation condition |
-15 |
10 |
0 |
Annual temperature |
0 |
10 |
0 |
Lightning overvoltage |
15 |
15 |
0 |
Operation overvoltage |
0 |
18 |
0 |
2 Technical specification of conductor and OPGW
|
Item |
Conductor |
OPGW |
|
JL/G1A-500/35 |
JLB20A-170 |
||
|
construction |
AL |
45×3.76 |
|
Steel(Al wrap steel ) |
7×2.51 |
19×3.4 |
|
|
Cross-section (mm2) |
Al |
500.00 |
43.13 |
Steel |
34.60 |
129.37 |
|
Total |
535.00 |
172.5 |
|
Diameter |
30.11 |
17.01 |
|
Length mass (kg/km) |
1650.2 |
1152.0 |
|
Elastic module (MPa) |
63000 |
147200 |
|
coefficient of linear expansion (1/℃) |
20.9×10-6 |
13.0×10-6 |
|
Rated broken (N) |
119410 |
203380 |
|
3 tower design data
|
Tower type |
Nominal Height (mm) |
Horizontal span (m) |
Vertical Span (m) |
Angle º |
Nominal height tower weight Kg |
10A2 JC2 |
45 |
550 |
800 |
20～40 |
108250 |
4 type and force of conductor and OPGW
|
Power voltage |
1000KV |
Conductor type |
8×JL/ GIA-500/35 |
Max. operation Tension force (KN/phase) |
363.006 |
Un-balance Stress value(%) |
70 |
|
OPGW Type |
JLB20A-170 |
Max. operation Tension force (KN/pc) |
56.827
|
Un-balance Stress value(%) |
80
|
5 Operation data
|
Item
|
Horizontal span (m) |
Vertical Span (m) |
Representative Span (m) |
Angle º |
Height (m) |
KV
|
data |
550 |
800 |
350~650 |
20~40 |
45 |
/ |
6 loading data
|
Site condition |
Normal operation condition |
Accident condition |
Installation condition |
Uneven icing |
||||||
Basic wind speed |
Ice |
Mini. temperature |
Non- broken |
broken |
||||||
|
Climate condition (t/v/b) |
-5/30/0 |
-5/10/10 |
-30/0/0 |
-5/0/0 |
-10/10/0 |
-10/10/0 |
-5/10/10 |
|||
Horizontal loading |
conductor |
814417 |
16499 |
- |
- |
- |
9073 |
- |
||
|
Insulator Power fitting |
38387 |
2995 |
- |
- |
- |
2995 |
- |
|||
Jump & string |
11038 |
1291 |
- |
- |
- |
805 |
- |
|||
OPGW |
7413 |
1923 |
- |
- |
- |
1446 |
- |
|||
|
Vertical loading
|
conductor |
118515 |
200143 |
118515 |
118505 |
118515 |
- |
|||
|
Insulator Power fitting |
70000 |
80500 |
70000 |
- |
70000 |
70000 |
- |
|||
Jump & string |
28365 |
34701 |
28365 |
- |
28365 |
- |
||||
OPGW |
12013 |
18145 |
12013 |
- |
12013 |
12013 |
- |
|||
|
Climate condition (t/v/b) |
334415 |
363279 |
284308 |
- |
254295 |
305950 |
- |
|||
Stress force |
conductor |
One side |
334415 |
363279 |
284308 |
- |
254295 |
305950 |
- |
|
The other side |
327987 |
363279 |
2321141 |
- |
0 |
238164-- |
||||
Stress differences |
6427 |
0 |
52168 |
- |
254295 |
67786 |
- |
|||
OPGW |
One side |
55200 |
55200 |
55200 |
- |
44160 |
0 |
- |
||
The other side |
48200 |
48199 |
48198 |
- |
0 |
=7000 |
= |
|||
Stress differences |
7000 |
7001 |
7004 |
= |
44160 |
7000 |
= |
|||
7 Foundation distance size
|
Nominal Height (m) |
Foundation distance (mm) |
Anchor bolt |
|||
|
Front distance |
Side distance |
Type and quantity |
Distance /radius (mm) |
Material |
|
36 |
15913 |
15913 |
8×M68
|
S1=140 S2=200 |
Chinese type 35 steel |
39 |
16775 |
16775 |
|||
42 |
17638 |
17638 |
|||
45 |
18500 |
18500 |
|||
8 Foundation force
|
Nominal Height (m) |
Tx |
Ty |
T |
Nx |
Ny |
N |
36 |
803 |
654 |
3941 |
998 |
729 |
4867 |
39 |
803 |
654 |
3941 |
998 |
729 |
4867 |
42 |
803 |
654 |
3941 |
998 |
729 |
4867 |
45 |
803 |
654 |
3941 |
998 |
729 |
4867 |
MEGATRO is a full service engineering company with a global reputation for delivering excellence and innovation in power transmission, transformation, distribution, and telecommunications systems. Our MEGATRO provide and design this type 1000V 10A2 JC2 tension transmission tower mainly for our Chinese and overseas client. Since 2004, MEGATRO focus mainly international market and had export many kind of transmission structures to overseas clients. MEGATRO has been manufacturing lattice transmission tower & tapered steel poles for lighting, traffic control, communication and utility applications. MEGATRO pioneered the development of transmission tower, telecom tower, substation, and other steel structure and was also at the forefront in the design of Transmission tower.
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