本品适用于交流额定电压U（Um）为10（12）Kv的架空电力线路。
The product is used in aerial electric circuit at AC rated voltage U（Um）= 10（12）kv.

2.使用条件
Applying terms

1）The long time working temperature of cable should not be highter than 90℃.

2）While installation the ambient temperature should not be lower than -20℃.

3）When core is in short circuit(max 5s)the temperature should not exceed 250℃.

3.型号规格Model and specification