Head Boards for Four Bundle Conductors Reliable Spacer For Power Line Installation
Core Design Features
Operational Advantages
✔ Reduces conductor galloping by maintaining consistent spacing
✔ Minimizes sub-span oscillations with integrated damping features
✔ Easy installation with tool-free clamp adjustment
✔ Corrosion-resistant (ISO 9227 C4 class for harsh environments)
✔ Low maintenance design with self-lubricating components
Safety Certifications
✓ IEEE 524 conductor installation standard compliance
✓ IEC 61897 spacer damper requirements
✓ OSHA 1910.269 live-line work certified
✓ Non-conductive materials for electrical safety
Maintenance Specifications
• Annual visual inspection for wear and damage
• Replace rubber clamps every 5 years or as needed
• 5000-cycle service life guarantee
• UV-resistant markings for long-term identification
Typical Applications
➔ Bundle conductor installations
➔ Transmission line vibration control
➔ Dead-end spacer applications
➔ High-wind area conductor spacing
➔ Emergency conductor repairs
Item Number | Model | Rated Load (kN) | Weight (kg) | Width of Applicable Sheave (mm) | Features |
17231 | SZ4A-13 | 130 | 96 | 100 | Balanced pulley type |
17232 | SZ4B-13 | 130 | 65 | 100 | Conductors are independent of each other. |
17233 | SZ4B-18 | 180 | 95 | 110 | Conductors are independent of each other. |
17234 | SZ4B-25 | 250 | 110 | 110 | Conductors are independent of each other. |
17238 | SZ4C-25 | 250 | 88 | 110 | Conductors are independent of each other. |
17239 | SZ4B-32 | 320 | 150 | 125 | Conductors are independent of each other. |