1. Subconductor Spacing Maintenance
Maintains fixed spacing between twin conductors under: Wind loads Ice accretion
Galloping oscillations
Short-circuit current forces
Prevents conductor clashing and interphase flashovers .
2. Vibration Damping Performance
Suppresses:
Aeolian vibration
Subspan oscillation
Extends conductor service life by reducing fatigue damage
Meets damping requirements
3. Advanced Material Properties
Aluminum alloy construction
Lightweight
High strength
Corrosion-resistant
Optional composite material versions for:
Enhanced UV resistance
Reduced corona noise
1.Improve line safety
By preventing collisions and excessive vibration between conductors, the probability of line faults is reduced, ensuring the safe and stable operation of power lines.
2.Extend conductor lifespan
Reducing conductor vibration and wear helps prolong the service life of conductors and lower line maintenance costs.
3.Easy installation
Some FJZ double-split spacers adopt installation methods such as preformed strands, featuring simple operation, large contact area, uniform adhesion distribution, high grip strength, and resistance to slippage.
It is mainly used for double-split conductor lines of 220kV and 330kV to ensure that the spacing between split conductor bundles remains unchanged, so as to meet the requirements of electrical performance and reduce the surface potential gradient. Meanwhile, in case of short circuits, it can prevent the attraction and collision between conductor bundles due to electromagnetic force, Ensuring the normal operation of power lines.
Model | Applicable wire | Wire clamping groove R | Wire spacing | Weight (kg) |
FJZ-240/19 | LGJ-300/20~50 | 9.6 | 400 | 3.6 |
FJZ-240/21 | LGJ-300/70 | 10.6 | 400 | 3.6 |
FJZ-240/23 | LGJ-400/20~35 | 11.4 | 400 | 3.6 |
FJZ-240/24 | LGJ-400/50 | 12 | 400 | 3.6 |
FJZ-240/25 | LGJ-400/90 | 12.6 | 400 | 3.6 |
FJZ-245/19 | LGJ-300/20~50 | 9.6 | 450 | 3.96 |
FJZ-245/21 | LGJ-300/70 | 10.6 | 450 | 3.96 |
FJZ-245/23 | LGJ-400/20~35 | 11.4 | 450 | 3.96 |
FJZ-245/24 | LGJ-400/50 | 12 | 450 | 3.96 |
FJZ-245/25 | LGJ-400/90 | 12.6 | 450 | 3.96 |
FJZ-250/30 | LGJ-500/35~65 | 13.5 | 500 | 4.5 |
FJZ-250/34 | LGJ-600/45 | 15.2 | 500 | 4.5 |
FJZ-250/36 | LGJ-720/50 | 17.8 | 500 | 4.5 |
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