推荐回答（1个）
没有这种说法，我们就通常讲安全载流量，给你个表看看
一、塑料绝缘电线载流量
1、空气中敷设的载流量
（1）500V单芯聚氯乙烯塑料绝缘电线在空气中敷设长期连续负荷允许载流量
适用电线型号：BV BLV BVR
导电线芯最高允许工作温度：+65℃
周围环境温度：+25℃
表1 500V单芯聚氯乙烯塑料绝缘电线在空气中敷设长期连续负荷允许载流量
截面 长期连续负荷允许载流量A 相应电线表面温度℃
mm 铜 芯 铝 芯
0.75 16 60
1.0 19 60
1.5 24 18 60
2.5 32 25 60
4 42 32 60
6 55 42 60
10 75 59 60
16 105 80 60
25 138 105 60
35 170 130 60
50 215 165 60
70 265 205 60
95 325 250 60
120 375 285 60
150 430 325 60
185 490 380 60
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