Ningbo Lingkai Electric Power Equipment Co., Ltd.
Professional Overhead Line Stringing Manufacturer; Undergroud Cable Pulling Tools Supplier.
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High Voltage Earth Wire Set Safety Earthing Device Grounding Lead
Earth Wire Kit 35mm2 for Voltage 220kv Safety Earthing Device Grounding Lead
1.Product characters: the hook adopts light aluminium alloy compression casting, pole use the light epoxy manufacture, hight strength, excellent ability of electric conduction. Baling wire uses electrolysis copper wire. The temperature scope for protective cover: ±40°C
2.Product specification:
(1)Combined by phase lead, earth lead, earth bar and earth end clamp.
(2)Cross area of earthing wire :16mm2 , 25mm2 , 35mm2 , 50mm2 , 70mm2 ,etc.
Also can produce it as your request.
3.Applications:
A distribution lines and systems
B transmission lines and systems
C substation bus
D underground systems
F industrial circuits and systems
4. Feature: temporary and portable.
Products:
| Voltage class |
Ground soft copper wire | (MM) Length of ground operation rod | |||
| (MM) | (M) |
Insulating |
Handheld |
Total length | |
| 10KV | 25 | 1*3+7~1.5*3+20 | 700 | 300 | 1000 |
| 35KV | 25 | 1.5*3+18 | 900 | 600 | 1500 |
| 68KV | 25 | 1.5*3+20 | 1000 | 600 | 1600 |
| 110KV | 25,35 | 9*3 2*3+2 | 1300 | 700 | 2000 |
| 220KV | 25,35 | 9*3 3*3+25 | 2100 | 900 | 3000 |
| 330KV | 35,50 | 12*3 4*3+25 | 3000 | 1100 | 4100 |
| 500KV | 35,50 | 13*3~20*3 | 4100 | 1400 | 5500 |
| 220-500KV Overhead ground wire | 25 | 1*3+7~1.5*3+20 | 700 | 300 | 1000 |
| High pressure test equipment | 35,50 | 5*3~10*3 | 700 | 300 | 1000 |
The rated value of the copper wire per meter:
| MM Sectional area | 10 | 16 | 25 | 35 | 50 | 70 | 95 | 120 |
| MM Wire diameter | 4.2 | 5.7 | 7.5 | 8.78 | 11 | 12 | 16 | 17 |
| MM Sheath diameter | 7.3 | 7.8 | 9.6 | 11.2 | 12.6 | 16.5 | 21 | 22 |
| MΩ Resistance value | 1.98 | 1.24 | 0.79 | 0.56 | 0.4 | 0.28 | 0.21 | 0.16 |
| A Safety current | 90 | 100 | 123 | 150 | 210 | 238 | 300 | 300 |
Configuration:
Used:It is suitable for transmission lines,power plants and substation equipment,short
circuit grounding for power outage maintenance.
Features:Wire clamper with Aluminum Alloy casting,high strength,good conductivity