National standard: GB/T5023.3-2008
This series of products is suitable for wiring of electrical control lines inside equipment, and also for wiring inside buildings.
Insulation layer: material-high-quality PVC/C;
Conductor: material-oxygen-free copper.
The number of conductor cores is 1 core, which should meet the requirements of GB/T 3956, the first type for solid conductors and the second type for stranded conductors!
| Conductor Nominal Cross Section mm2 | Conductor type | Insulation Thickness Specified Value mm | Average outer diameter upper limit mm | Minimum insulation resistance at 70°C MΩ·km |
| 1.5 | 1 | 0.7 | 3.3 | 0.011 |
| 1.5 | 2 | 0.7 | 3.4 | 0.010 |
| 2.5 | 1 | 0.8 | 3.9 | 0.010 |
| 2.5 | 2 | 0.8 | 4.2 | 0.009 |
| 4 | 1 | 0.8 | 4.4 | 0.0085 |
| 4 | 2 | 0.8 | 4.8 | 0.0077 |
| 6 | 1 | 0.8 | 4.9 | 0.0070 |
| 6 | 2 | 0.8 | 5.4 | 0.0065 |
| 10 | 1 | 1.0 | 6.4 | 0.0070 |
| 10 | 2 | 1.0 | 6.8 | 0.0065 |
| 16 | 2 | 1.0 | 8.0 | 0.0050 |
| 25 | 2 | 1.2 | 9.8 | 0.0050 |
| 35 | 2 | 1.2 | 11.0 | 0.0040 |
| 50 | 2 | 1.4 | 13.0 | 0.0045 |
| 70 | 2 | 1.4 | 15.0 | 0.0035 |
| 95 | 2 | 1.6 | 17.0 | 0.0035 |
| 120 | 2 | 1.6 | 19.0 | 0.0032 |
| 150 | 2 | 1.8 | 21.0 | 0.0032 |
| 185 | 2 | 2.0 | 23.5 | 0.0032 |
| 240 | 2 | 2.2 | 26.5 | 0.0032 |
| 300 | 2 | 2.4 | 29.5 | 0.0030 |
| 400 | 2 | 2.6 | 33.5 | 0.0028 |
| Product Standards | Product number | Product Specifications | Number of conductors | Conductor diameter | Average thickness of core wire | Insulation outer diameter | Maximum conductor resistance at 20°C | Minimum insulation resistance at 90°C |
| N | mm | mm | mm | Ω/km | MΩ.km | |||
| GB/T5023.3-2008(300/500V) | 60227 IEC 07(BV-90) | 1×0.5 | 1 | 0.800 | 0.65 | 2.10 | 36.00 | 0.015 |
| GB/T5023.3-2008(300/500V) | 60227 IEC 07(BV-90) | 1×0.75 | 1 | 0.980 | 0.64 | 2.25 | 24.50 | 0.013 |
| GB/T5023.3-2008(300/500V) | 60227 IEC 07(BV-90) | 1×1.0 | 1 | 1.130 | 0.64 | 2.40 | 18.10 | 0.012 |
| GB/T5023.3-2008(300/500V) | 60227 IEC 07(BV-90) | 1×1.5 | 1 | 1.380 | 0.76 | 2.90 | 12.10 | 0.011 |
| GB/T5023.3-2008(300/500V) | 60227 IEC 07(BV-90) | 1×2.5 | 1 | 1.780 | 0.86 | 3.50 | 7.41 | 0.009 |
National Service Number
CN