Items |
Test item |
Standard requirement |
Test result |
Conclusion |
35kv outdoor/indoor terminal and splices |
Power frequency voltage withstand test |
105kv/min, no flash, no breakdown |
105kv/min, no flash, no breakdown |
Qualified |
|
Partial discharge test |
39kv,≤20pc |
13kv, 2pc |
Qualified |
|
Load circulation test (3 circulations) |
5h heated, 3h cooled, the temperature of conductor is 95℃ while heating |
See below |
|
|
Partial discharge test |
39kv,≤20pc |
39kv, 4pc |
Qualified |
|
Impulse voltage test |
250kv,commit 10 times respectively on positive and negative pole,one flash is permitted, but will not be counted to the total test times |
250kv, no flash, no breakdown. |
Qualified |
|
Negative pole direct voltage test |
156kv/15min, no flash, no breakdown |
156kv/15min, no flash, no breakdown |
Qualified |
|
4hPower frequency voltage test |
104kv/4h, no flash, no breakdown |
104kv/4h, no flash, no breakdown |
Qualified |