PVC insulated wire and cable
一、 产品标准Reference Standards
本产品按GB5023-1997《额定电压450/750V及以下聚氯乙烯绝缘电缆》、JB8734-1998《额定电压450/750V及以下聚氯乙烯绝缘电缆和软线》标 准生产，同时还可根据用户需要按国际电工委员会推荐标准IEC、英国标准、德国标准及美国标准生产。
The product is manufactured according to the standards of GB5023-1997 and JB8734-1998 or IEC,BS,DIN and ICEA upon request.
二、 适用范围Application
本产品分别适用于额定电压450/750V及以下的动力装置、固定布线及挠性连接电器之用。
The product is suitable for power installation fixed wiring or flexible connection for electrical appliances with rated voltage up to and including 450/750V respectively.
三、 使用特性 Operating characteristics
● 额定电压Uo/U为450/750V、300/500V、300/300V。
Rated voltage Uo/U：450/750V、300/500V、300/300V。
● 电缆导体的允许长期最高工作温度：
Max. permissible continuous operating temperature of the conductor:
227 IEC 07(BV-90)…………………………90℃
227 IEC 08（RV-90）………………………90℃
其它型号For other types …………………70℃
●电缆敷设时环境温度应不低于0℃
The ambient temperature under installation shall not below 0℃
● 电缆弯曲半径：The bending radius of cable：
D≤25mm …………………………………≥4D
D＞25mm …………………………………≥6D
（D-电缆外径 Diameter of the cable ）
| 额定电压 | 标称截面 | 导体结构 | 绝缘厚度 | 标称外径 | 平均外径上限 | 参考重量 | 20℃导体最大直流电阻 |
| U0/U | |||||||
| V | mm2 | 根/Φmm | mm | mm | mm | kg/km | Ω/km |
| 450/750 | 4 | 1/2.25 | 0.8 | 3.85 | 4.4 | 47 | |
| 4 | 7/0.85 | 0.8 | 4.15 | 4.8 | 50 | ||
| 6 | 1/2.76 | 0.8 | 4.36 | 4.9 | 67 | ||
| 6 | 7/1.04 | 0.8 | 4.72 | 5.4 | 71 | ||
| 10 | 1/3.58 | 1 | 5.58 | 6.4 | 112 | ||
| 10 | 7/1.35 | 1 | 6.05 | 6.8 | 119 | ||
| 16 | 7/1.70 | 1 | 7.1 | 8 | 179 | ||
| 25 | 7/2.14 | 1.2 | 8.82 | 9.8 | 281 | ||
| 35 | 7/2.52 | 1.2 | 9.96 | 11 | 379 | ||
| 50 | 19/1.78 | 1.4 | 11.7 | 13 | 508 | ||
| 70 | 19/2.14 | 1.4 | 13.5 | 15 | 716 | ||
| 95 | 19/2.52 | 1.6 | 15.8 | 17 | 972 | ||
| 120 | 37/2.03 | 1.6 | 17.41 | 19 | 1228 | ||
| 150 | 37/2.25 | 1.8 | 19.35 | 21 | 1510 | ||
| 185 | 37/2.52 | 2 | 21.64 | 23.5 | 1892 |