Twin transmission tower

Twin transmission tower Global Procurement Guide
HENGFENGYOU steel tower company is subordinate to HENGFENYOU GROUP. Main products: power structure, power angle steel tower, power steel pole, lightning tower, communication tower, street lamp pole, etc gantry, etc. it is an export-oriented enterprise focusing on steel tower design and production.
Hengfengyou Electric is a high-quality supplier of China Tower Corporation, three major operators of China Telecom and China State Grid. The products have been exported to more than 50 countries around the world, and have successfully served many national grid customers around the world, meeting the needs of customers for various types of towers. By 2020, Hengfengyou Electric has exported 58700 tons of steel towers in total.

   132kv monopole transmission tower,220kv monopole transmission line tower,33kv monopole electric tower,monopole transmission tower, monopole transmission line tower, monopole tower 132kv, monopole tower for transmission line, monopole electric tower, tubular steel pole tower.ISO excellent certifier.

Our advantages

1. We have formulated strict workflow and ISO standards in all aspects of electrical product design, production, sales and after-sales, so as to ensure to provide customers with first-class products and best services

2. ISO certified excellent manufacturer, third party authoritative certification: SGS

3. The factory has completed thousands of engineering cases so far, and has rich experience and holiday technology reserves;

4. High quality supplier of State Grid of China;

5. With a strong team to ensure delivery on schedule, you can choose with confidence.

Develop business with HENGFENGYOU ELECTRIC

Our goal is to become a world leading manufacturer of power transmission and distribution equipment. The business, experience and technology accumulated over the years have benefited customers in more than 50 countries around the world. Once our customers have established a cooperative relationship, they are long-term trusted customers, because hengfengyou always insists on providing you with our best electrical products and services.

Twin transmission tower FAQ

1. What is a twin transmission tower?
   A twin transmission tower is a structure designed to carry two separate circuits of high-voltage power lines, typically arranged side by side or vertically stacked for efficient power transmission.

2. What are the advantages of twin transmission towers over single-circuit towers?
   They save space, reduce land use, and lower construction costs by supporting two circuits on a single structure while maintaining safe electrical clearance.

3. What voltage levels are twin transmission towers used for?
   They are commonly used for extra-high voltage (EHV) lines, such as 220kV, 400kV, and 500kV, but can also be designed for ultra-high voltage (UHV) applications.

4. How are twin towers designed to prevent electrical interference?
   Proper phase spacing, shielding, and insulation are used to minimize electromagnetic interference and corona effects between the two circuits.

5. Are twin transmission towers more expensive than single-circuit towers?
   While the initial cost may be higher due to stronger structural requirements, long-term savings come from reduced land acquisition and maintenance costs.

6. What materials are used in twin transmission tower construction?
   Most are made of galvanized steel for durability, though some designs use aluminum or composite materials for specific applications.

7. How does maintenance differ for twin transmission towers?
   Maintenance requires careful planning to ensure one circuit can remain operational while the other is serviced, often using specialized hot-line maintenance techniques.

8. Can twin towers withstand extreme weather conditions?
   Yes, they are engineered to meet strict wind, ice, and seismic load requirements based on regional climate conditions.

9. What safety clearances are required between the two circuits?
   Clearances follow international standards (IEC, IEEE) and local regulations, typically ranging from 5 to 10 meters depending on voltage level.

10. Are twin towers used for HVDC (High Voltage Direct Current) transmission?
    Yes, some modern designs accommodate both AC and HVDC circuits, particularly in hybrid transmission corridors where space is limited.