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This photo refers to our 220KV 220SJ30-24 DC medium angle tension steel monopole, it is widely used in our Chinese market. Some of technical features of this tower as follow:
1 climate condition
Item
Temperature (ºC)
Wind speed (m/s)
Ice thickness (mm)
Max. temperature
40
0
0
Mini. temperature
-20
0
0
Ice thickness
15
10
10
Basic wind speed
20
27
0
Installation condition
-5
10
0
Annual temperature
15
0
0
Lightning overvoltage
15
10
0
Operation overvoltage
15
15
0
Operation online
15
10
0
2 tower design data
Tower
typeNominal
Height
scope
(mm)Nominal
Height
(mm)Horizontal
span
(m)Vertical
Span
(m)Angle
ºInsulator
Type Horizontal
Span at angel condition
220KV 220SJ30-24
15~30
24
150
200
60-90
Â
/
Â
Â
Â
/
/
Conductor type: JL/G1A -400/35
OPGW: 48B1-150
Tower estimated weight and foundation force
Tower
Type Tower weight scope (kg)
Foundation force scope (KN)
Tmax
Tx
Ty
Nmax
Nx
NY
220KV 220SJ30-24
53126~62859
6946.09
212.09
311.65
25772.94
6136
562
4Here is the design strength of Chinese tower steel
Steel material
Anti-push, bending and press strength (N/mm2)
Anti-shear strength
(N/mm2)
Grade
Thickness or diameter (mm)
Q235
Steel ≤16
215
125
>16~40
205
120
>40~60
200
115
>60~100
190
110
Q345
Steel ≤16
310
180
>16~35
295
170
>35~50
265
155
>50~100
250
145
Q420
Steel ≤16
380
220
>16~35
360
210
>35~50
340
195
>50~100
325
185
Q460
Steel ≤16
415
240
>16~35
395
230
>35~50
380
220
>50~100
360
210
5 Here is the design strength of our Chinese tower bolts
Item
Grade
Anti-push strength (N/mm2)
Anti-shear strength (N/mm2)
Fastener
for towers 4.8
200
170
5.8
240
210
6.8
300
240
8.8
400
300
Anchor
 bolts Q235
160
/
Chinese 35 steel
190
/
Chinese 45 steel
215
/
Remark: above technical data only references for our client, we can design every type for our overseas clients.
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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 220KV 220SJ30-24 DC medium angle tension steel monopole 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.
Over 10 years of experience and innovation in engineering, designing and building towers has evolved MEGATRO into its current form:
A complete selection of towers including self-support, lattice steel tower, monopoles and guyed towers, form custom-designed radar towers to broadcast towers and energy infrastructure. MEGATRO carries a variety of related products including fall protection, transmission lines, antennas, obstruction lights, and accessories, and other products if client need, MEGATRO also tailored product as per client condition.
MEGATRO mainly design all kinds of towers and posts for:
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Our complete selection of towers includes:
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MEGATRO also designs and manufactures tower related products including:
Laptop Adapter
Megatro 220kv 220sj30-24 DC Medium Angle Tension Steel Monopole
Model NO.: MGP-220KV-220SJ30-24
Structure: According to Client Requirements
Design Software: Pls
Accessories 1: Power Fitting
Accessories 2: Insulator
Accessories 3: Conductor and Cable
Accessories 4: Tower Foundation
Accessories 5: Lightning Rod and Tower Earthing Kits
Accessories 6: Aviation Light
Accessories 7: Anchor Bolts and Template
Accessories 8: Earth Wire and Opgw
Accessories 9: Other Servise as Per Clients
Trademark: MEGATRO
Transport Package: Export Standard Package
Specification: As per client requirements
Origin: Shandong, China
HS Code: 73082000
Model NO.: MGP-220KV-220SJ30-24
Structure: According to Client Requirements
Design Software: Pls
Accessories 1: Power Fitting
Accessories 2: Insulator
Accessories 3: Conductor and Cable
Accessories 4: Tower Foundation
Accessories 5: Lightning Rod and Tower Earthing Kits
Accessories 6: Aviation Light
Accessories 7: Anchor Bolts and Template
Accessories 8: Earth Wire and Opgw
Accessories 9: Other Servise as Per Clients
Trademark: MEGATRO
Transport Package: Export Standard Package
Specification: As per client requirements
Origin: Shandong, China
HS Code: 73082000
MEGATRO 220KV 220SJ30-24 DC medium angle tension steel monopole