Megatro 1000kv 10ga-Sz4 DC Suspension Tubular Steel Structure

  • Model NO.: MGP-1000kv-10GA-SZ4
  • Conductor Circuit: Single Circuit
  • Materials: Steel
  • Style: Independence Tower
  • Design Software: Pls
  • Accessories 2: Conductor and Cable
  • Accessories 4: Tower Foundation and Design
  • Accessories 6: Aviation Light
  • Accessories 8: Anchor Bolts and Templates
  • Trademark: MEGATRO
  • Specification: As per client requirements
  • HS Code: 73082000
  • Usage: Crossing Tower, Tension Tower, Angle Tower, Terminal Tower, Transposition Tower, Branching Tower, According to Client Requirements
  • Certification: ISO, GS
  • Standard: Nonstandard
  • Structure: According to Client Requirements
  • Accessories 1: Power Fitting
  • Accessories 3: Earth Wire and Opgw
  • Accessories 5: Tower Earthing Kits and Lightning Rod
  • Accessories 7: Insulator
  • Accessories: Opgw and Cable
  • Transport Package: Export Standard Package
  • Origin: Shandong, China
MEGATRO 1000KV 10GA-SZ4 DC tangent and transmission tubular tower
This photo refers to our 1000KV 10GA-SZ4 DC tangent and transmission tubular tower, 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 -5 10 10
Basic wind speed -5 27 0
Installation condition -10 10 0
Annual temperature 15 0 0
Lightning overvoltage 15 10 0
Operation overvoltage 15 16 0
2 Technical specification of conductor and OPGW

Item 		Conductor OPGW
JL/G1A-500/35 JLB20A-240-20AC

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/ºC) 20.9×10-6 13.0×10-6
Rated broken (N) 119410 203380
3 tower design data
Tower
type 		Nominal
Height
Scope (mm) 		Horizontal
span
(m) 		Vertical
Span
(m) 		Angle
º 		Nominal height tower weight Kg
10GA-SZ4 690 480-780 400 0 69
4 type and force of conductor and OPGW

Power
voltage
1000KV
10GA-SZ4
 		 Conductor
type 		8×JL/G1A-500/35 Max. operation Tension force (KN/phase)
452.032 		Un-balance Stress value(%)
20
OPGW
Type 		JLB20A-240-20AC Max. operation
Tension force
(KN/pc) 		65.003

 		 Un-balance Stress value(%)
100
 
5 Operation data

Item
 		 Horizontal
span
(m) 		Vertical
Span
(m) 		Representative
Span (m) 		Angle
º 		Height
(m)
KV
 
data 690 480-780 400 0 69 0.8
6 loading data

Site condition 		Normal operation condition Non-uniform
Ice condition 		Broken Installation
condition
Basic wind speed Ice Mini.
temperature
Climate condition
(t/v/b) 		-5/27/0 -5/10/10 -20/0/0 5/10/10 -5/0/10 -10/10/0
Horizontal loading conductor 137850 30873 0 38064 0 14784
Insulator
Power fitting 		5704 570 0 570 0 1928
Jump & string -- -- -- -- -- --
OPGW 14197 4968 0 4968 0 1503
Vertical loading


 		 conductor 133493 203544 130198 184493 203544 210924
Insulator
Power fitting 		30287 33137 30287 33137 30137 26200
Jump & string optical time-domain reflectometers

TTI Fiber Communication Tech. Co., Ltd. , http://www.gdfiberoptic.com

Posted on