船用电缆载流量
船用电缆载流量EPR和XLPE绝缘电缆的载流量CurrentratingsforEPRandXLPEinsulatedpowercable乙丙橡胶绝缘和交联聚乙烯绝缘电缆的的导体最高额定工作温度为90…
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船用电缆载流量
EPR 和XLPE 绝缘电缆的载流量
Current ratings for EPR and XLPE insulated
power cable
乙丙橡胶绝缘和交联聚乙烯绝缘电缆的的导体最高额定工作温度为90℃，其额定载流量符合IEC 60092-352(2005)附录B中表4规定(环境温度为45℃)
Current rating of EPR and XLPE insulated power cable in continuous service at maximum rated temperature of 90℃ in accordace with IEC 60092-352(2005) Annex B.4. with ambient temp. 45℃
导体截面积 Conductor area | 1芯 1core | 2芯 2 core | 3和4芯 3 & 4 core |
mm2 | Amp | Amp | Amp |
1 | 18 | 15 | 13 |
1.5 | 23 | 20 | 16 |
2.5 | 30 | 26 | 21 |
4 | 40 | 34 | 28 |
6 | 52 | 44 | 36 |
10 | 72 | 61 | 50 |
16 | 96 | 82 | 67 |
25 | 127 | 108 | 89 |
35 | 157 | 133 | 110 |
50 | 196 | 167 | 137 |
70 | 242 | 206 | 169 |
95 | 293 | 249 | 205 |
120 | 339 | 288 | 237 |
150 | 389 | 331 | 272 |
185 | 444 | 377 | 311 |
240 | 522 | 444 | 365 |
300 | 601 | 511 | 421 |
400 | 719 | ||
500 | 827 | ||
630 | 955 |
注：环境温度非45℃时，上表中的数值乘以下列系数进行调整.
The tabled current ratings must be adjusted for ambient air temperatures other than 45℃ by multplying the rating factors in the following table.
环境温度Ambienttemp. ℃ 35 40 45 50 55 60 65 70 75 80 载流系数 Rating factors 1.10 1.05 1.00 0.94 0.88 0.82 0.74 0.67 0.58 0.47 |
电缆芯数多于4时，载流量按下列公式进行计算：
For cables with more than 4 cores, the current ratings are given by the following formular:
I = I 1 芯数 1.0mm2 1.5mm2 2.5mm2 芯数 1.0mm2 1.5mm2 2.5mm2
3 N No. Amp Amp Amp No. Amp Amp Amp
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