NLL series bolt-type aluminum alloy tension clamps are suitable for overhead lines 10kV and below. Aluminum stranded wires or steel core aluminum stranded wires are fixed on the tension rods. They are used for overhead insulation aluminum conductors and insulation covers to provide insulation protection effect.
NLL wedge-shaped tension clamp body is made of high-strength aluminum alloy; the outer shell is smooth and has a long service life; it is easy to install and use; it has no power loss and is an energy-saving certified product.
Features:
1. Model : wedge type
2. Material: high strength alloy aluminum
3. Model No.: NLL-3
4. U bolt number: 3 nos
5. Tension strength: 60kN
Technical specification:
Model | 1KV Overhead Insulated wire | 10KV Overhead Insulated wire | Wire clamping rangeφ (mm) | U-bolt | Nominal failure load | |
Number | diameter | |||||
NLL-1 | 25~70 | 10~25 | 5.0~10.0 | 2 | M12 | 40 |
NLL-2 | 50~120 | 25~50 | 10.1~14 | 2 | M12 | 50 |
NLL-3 | 120~240 | 70~120 | 14.1~18 | 3 | M14 | 60 |
NLL-4 | 300 | 150~240 | 18.1~23 | 3 | M14 | 60 |
NLL-5 | 300 | 23~29 | 5 | M16 | 70 |
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