额定电压300/500V聚氯乙烯绝缘、护套软电线，JB/T8734-2008
| 227IEC 53（RVV）型软线的综合数据: |
| | |
导体芯数和标称截面mm2
|
绝缘厚度规定值mm
|
护套厚度规定值mm
|
平均外形尺寸
|
70℃时Z小绝缘电阻MΩ.km
| 下限mm
| 上限mm
| 2×0.75
| 0.6
| 0.8
| 6.0或3.8×6.0
| 7.6或5.2×7.6
| 0.011
| 2×1
| 0.6
| 0.8
| 6.4
| 8.0
| 0.010
| 2×1.5
| 0.7
| 0.8
| 7.4
| 9.0
| 0.010
| 2×2.5
| 0.8
| 1.0
| 8.9
| 11.0
| 0.009
| 3×0.75
| 0.6
| 0.8
| 6.4
| 8.0
| 0.011
| 3×1
| 0.6
| 0.8
| 6.8
| 8.4
| 0.010
| 3×1.5
| 0.7
| 0.9
| 8.0
| 9.8
| 0.010
| 3×2.5
| 0.8
| 1.1
| 9.6
| 12.0
| 0.009
| 4×0.75
| 0.6
| 0.8
| 6.8
| 8.6
| 0.011
| 4×1
| 06.
| 0.9
| 7.6
| 9.4
| 0.010
| 4×1.5
| 0.7
| 1.0
| 9.0
| 11.0
| 0.010
| 4×2.5
| 0.8
| 1.1
| 10.5
| 13.0
| 0.009
| 5×0.75
| 0.6
| 0.9
| 7.4
| 9.6
| 0.011
| 5×1
| 0.6
| 0.9
| 8.3
| 10.0
| 0.010
| 5×1.5
| 0.7
| 1.1
| 10.0
| 12.0
| 0.010
| 5×2.5
| 0.8
| 1.2
| 11.5
| 14.0
| 0.009
|
|
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