Structure diagram
Model |
Designation | Use occasion |
BVR | Copper Core PVC Soft Wire | Power, electrical instruments and automation devices |
ZR-BVR | Copper Core PVC Flame-retardant Soft Wire | With a fire-retardant requirements of electrical, instrumentation, telecommunications equipment, power equipment and lighting lines fixed laying. |
NH-BVR |
Copper Core PVC Fire-resistant Soft Wire |
Control, monitoring circuits, power, line protection and other occasions, as well as large-scale construction, petroleum, metallurgy, chemical industry, cable, ship, personnel-intensive industries have higher flame retardant and fire resistance requirements |
Nominal cross section (mm²) |
Nominal insulation thickness(mm) | Upper limit of average outer diameter(mm) |
20℃ Maximum conductor resistance MΩ.km |
70℃ Minimum insulation resistance MΩ.km |
|
Copper core | Tinned copper core | ||||
0.75 | 7 | 2.9 | 24.5 | 24.8 | 0.013 |
1 | 7 | 3.1 | 18.1 | 18.2 | 0.012 |
1.5 | 7 | 3.4 | 12.1 | 12.2 | 0.011 |
2.5 | 19 | 4.1 | 7.41 | 7.56 | 0.011 |
4 | 19 | 4.8 | 4.61 | 4.7 | 0.009 |
6 | 19 | 5.3 | 3.08 | 3.11 | 0.0084 |
10 | 49 | 7.3 | 1.83 | 1.84 | 0.0072 |
16 | 49 | 8.6 | 1.15 | 1.16 | 0.0062 |
25 | 98 | 10.2 | 0.727 | 0.734 | 0.0058 |
35 | 133 | 11.7 | 0.524 | 0.529 | 0.0052 |
50 | 133 | 13.9 | 0.387 | 0.391 | 0.0051 |
70 | 189 | 16 | 0.268 | 0.27 | 0.0045 |
95 | 259 | 18.2 | 0.193 | 0.195 | 0.0044 |
120 | 259 | 19.8 | 0.153 | 0.154 | 0.004 |
150 | 336 | 22.2 | 0.124 | 0.126 | 0.004 |
185 | 427 | 24.6 | 0.0991 | 0.1 | 0.004 |