AS/NZS 3008.1.1:2025
Table 3.44, 3.45
Correction factors for ambient air and soil temperature
The cable size, correction factors and DC cable size tools read the ambient correction factor here. Table 3.44 gives the air factor and Table 3.45 the soil factor. Several factors differ from 2017.
Na-verify: binasa laban sa naka-print na standard, mga pahina 84–85. Na-check noong 27 Sept 2026.
Mga unit: Temp °C
Ito ang mga value na ine-encode ng AmpSize. Walang text ng standard na inilalathala. I-verify laban sa kasalukuyang standard.
41 na row
| Insulation | Medium | Conductor temp C | Temp (°C) | Factor |
|---|---|---|---|---|
| PVC | air | 75 | 15 | 1.31 |
| PVC | air | 75 | 20 | 1.25 |
| PVC | air | 75 | 25 | 1.2 |
| PVC | air | 75 | 30 | 1.13 |
| PVC | air | 75 | 35 | 1.07 |
| PVC | air | 75 | 40 | 1 |
| PVC | air | 75 | 45 | 0.93 |
| PVC | air | 75 | 50 | 0.85 |
| PVC | air | 75 | 55 | 0.76 |
| PVC | air | 75 | 60 | 0.65 |
| PVC | air | 75 | 65 | 0.53 |
| PVC | air | 75 | 70 | 0.38 |
| XLPE | air | 90 | 15 | 1.22 |
| XLPE | air | 90 | 20 | 1.18 |
| XLPE | air | 90 | 25 | 1.14 |
| XLPE | air | 90 | 30 | 1.1 |
| XLPE | air | 90 | 35 | 1.05 |
| XLPE | air | 90 | 40 | 1 |
| XLPE | air | 90 | 45 | 0.95 |
| XLPE | air | 90 | 50 | 0.89 |
| XLPE | air | 90 | 55 | 0.84 |
| XLPE | air | 90 | 60 | 0.77 |
| XLPE | air | 90 | 65 | 0.71 |
| XLPE | air | 90 | 70 | 0.63 |
| XLPE | air | 90 | 75 | 0.55 |
| XLPE | air | 90 | 80 | 0.45 |
| XLPE | air | 90 | 85 | 0.32 |
| PVC | soil | 75 | 10 | 1.14 |
| PVC | soil | 75 | 15 | 1.1 |
| PVC | soil | 75 | 20 | 1.05 |
| PVC | soil | 75 | 25 | 1 |
| PVC | soil | 75 | 30 | 0.95 |
| PVC | soil | 75 | 35 | 0.89 |
| PVC | soil | 75 | 40 | 0.84 |
| XLPE | soil | 90 | 10 | 1.11 |
| XLPE | soil | 90 | 15 | 1.07 |
| XLPE | soil | 90 | 20 | 1.04 |
| XLPE | soil | 90 | 25 | 1 |
| XLPE | soil | 90 | 30 | 0.96 |
| XLPE | soil | 90 | 35 | 0.92 |
| XLPE | soil | 90 | 40 | 0.88 |