The designed of single core cable and special section in accordance with demands of user
Product techniacal index
ltem |
Test item |
Standard |
Result |
Note |
10kV outdoor indoor terminal and intermiediate joint |
1 main frequency withstand voltge |
4KV 1min2 non-flashover,non-puncture |
4KV 1minnon-flashover,non-puncture |
Pass |
2 partial discharge test |
13KV ≤ 20pC |
13KV 8pC |
Pass |
3 conduct load cycle testing for 3 periods |
Heating for 5 hours and cooling for 3 hours,the temperature of conductor is 95℃ during heating process. |
Heating for 5 hours and cooling for 3 hours,the temperature of conductor is 95℃ during heating process |
Pass |
4 parial discharge test |
13KV ≤ 20pC |
13KV 10pC |
Pass |
impulse voltage test:one time for 1.2/50us positive pole and negative pole respectively |
105KV one time flashover of 105Kv positive pole and negative pole respectively is allowed,but this is not numbered as total test times. |
105KV non-flashiover,non-puncture |
Pass |
6 DC voltage test negative polarity |
15KV/15min non-flashiover,non-puncture |
52KV/15min non-flashiover,non-puncture |
Pass |
7 4h same frequency voltage test |
35KV 4h min non-flashiover,non-puncture |
34KV/4h non-flashiover,non-puncture |
Pass |