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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
