Jumper Wire test requirements and methods |
Spec | 1P×24AWG | Length | 500m or 1000m | Temperation | 20℃ |
No | Test items | Technical requirement | Test method |
1 | Conductor material | Tinned Copper | ASTM B-33 | | |
2 | Conductor dia | 0.511±0.005mm | measured by digital micrometer |
3 | Outer diameter | 2,16mm | | | |
4 | Minimum twist distance | 155mm | request 60- 80mm aprox. | | |
5 | PVC insulation thickness PVC | average value:0.26±0.025mm | measured by microscope |
6 | PVC insulation elongation | 150 - 300% | sample length 36mm, test speed 50mm/minute |
7 | PVC insulation tension strength at 70ºC | ≥10MPa | sample length 36mm, test speed 50mm/minute |
8 | Conductor resistance | ≤95 ohm/km(20℃) | |
9 | Mutual capacitance | ≤80 nF/km | |
10 | Density | 1,4 g/cm3 | | | |
11 | Dielectric Rigidez | 20KV/mm | | | |
12 | PVC insulation characteristics | non flame propagation | | | |
13 | Insulation resistance (15.6℃) | ≥2000ohm·km | | |
15 | Insululation colors | blue/yellow - red/white | | |
16 | Operating temperature | -15ºC to + 70ºC | | |
17 | Attenuation (20℃时) | 150KHZ | ≤10dB/km | |
772KHZ | ≤21dB/km | |
1MHZ | ≤24dB/km | |
18 | Packing Options | ![wps4CBA.tmp.jpg]()
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1Km wooden drum |
flange thickness 0,9mm each side |
0.9MM |
Note: both cable ends must be accessible for testing (15cm for inner end) |
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