SUZHOU SHENHONG IMPORT AND EXPORT CO.,LTD
SUZHOU SHENHONG IMPORT AND EXPORT CO.,LTD Transmission Line Equipment,Cable Laying Equipment,Cable Pulling Tools To live by quality,To develop by prestige
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Transmission Line Electrical Grounding Electric Wiring Set Personal Safety Grounding Equipment Security Earth Wire
Personal Safety Grounding Equipment Security Earth Wire
It is suitable for transmission lines,power plants and substation equipment,short circuit grounding for power outage maintenance.
Feature
1.Wire clamper with aluminum alloy casting,high strength,good conductivity.
2.The portable short-circuit grounding wire is packed in canvas bag with exported wooden boxes,which is easy to carry and transport
Grounding Wire Configuration Table:
| Voltage class | Ground soft copper wire | Length of Ground Operation Rod (mm) | |||
| (mm2) | (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 | 1300 | 700 | 2000 |
| 2*3+20 | |||||
| 220KV | 25,35 | 9*3 | 2100 | 900 | 3000 |
| 3*3+25 | |||||
| 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:
| Sectional area(mm) | 10 | 16 | 25 | 35 | 50 | 70 | 95 | 120 |
| Wire diameter(mm) | 4.2 | 5.7 | 7.5 | 8.78 | 11 | 12 | 16 | 17 |
| Sheath diameter(MΩ) | 7.3 | 7.8 | 9.6 | 11.2 | 12.6 | 16.5 | 21 | 22 |
| Resistance value(A) | 1.98 | 1.24 | 0.79 | 0.56 | 0.4 | 0.28 | 0.21 | 0.16 |
| Safety current | 90 | 100 | 123 | 150 | 210 | 238 | 300 | 300 |
