Professional Head Boards for Three Bundle Conductors
Professional Head Boards for Three Bundle Conductors maintain subconductor spacing on power lines, serving as critical triangular spacer dampers essential for safe, efficient, and reliable operation of high-voltage and extra-high-voltage transmission lines.
Product Specifications
| Item No. |
Model |
Rated Load (KN) |
Applicable Stringing Block Sheave Width (MM) |
Weight (KG) |
Steel Rope Length (M) |
| 17228 |
SZ3A-10 |
100 |
100 |
114 |
1*30+1*15 |
| 17229 |
SZ3A-13 |
130 |
110 |
130 |
|
| 17230 |
SZ3A-18 |
180 |
110 |
142 |
|
Key Features and Benefits
-
Maintains Precise Triangular Geometry and Subconductor Spacing
Enforces exact spatial relationships between three sub-conductors to optimize electromagnetic fields, minimize corona discharge, and achieve desired electrical characteristics for high-capacity power transfer.
-
Prevents Damaging Conductor Clashing and Wear
Provides robust mechanical barriers to maintain safe air gaps between conductors, eliminating electrical arcing and physical damage risks even under extreme dynamic loading conditions.
-
Provides Essential Vibration Damping
Integrated damping mechanisms absorb and dissipate energy from aeolian vibration and subspan oscillation, protecting conductors and hardware from premature fatigue failure.
-
Optimizes Electrical Performance
Proper spacing reduces corona losses, improves transmission efficiency, minimizes audible noise and radio interference, and ensures balanced current distribution.
-
Enhances Mechanical Stability
Locks three sub-conductors together as a single rigid system, increasing bundle stability against wind-induced galloping and reducing strain on support structures.
-
Durable Corrosion-Resistant Construction
Manufactured from high-strength aluminum alloys with UV-stable polymers and elastomers designed for 40+ year service life in harsh environmental conditions.
-
Facilitates Efficient Installation
Designed for live-line installation using hot sticks, allowing deployment on energized lines without costly outages, with hinged or modular assembly for easy maintenance.
-
Enables High-Capacity Grid Upgrades
Critical hardware for increasing power transfer capacity of existing transmission corridors using three-conductor bundle technology.
-
Reduces Lifetime Maintenance Costs
Proactively prevents conductor damage and vibration-induced failures, reducing unplanned repairs and associated outage time for long-term cost savings.
-
Industry Standard for Advanced Transmission
Established engineering practice worldwide for all three-bundle conductor lines, representing mature, optimized solutions for modern power transmission infrastructure.
Head Boards for Three Bundle Conductors are highly engineered system components fundamental to modern high-capacity transmission lines. These active system elements manage complex mechanical and aerodynamic forces while ensuring precise conductor geometry and providing critical vibration damping. They protect utility investments, ensure efficient power flow, and uphold electrical grid safety and reliability for decades.