Item
NO |
property |
Test |
Requirements |
Results |
Outdoor termination |
Indoor termination |
1 |
AC withstand for 1min
(dry withstand) |
GB11033 |
No breakdown and flashover shall
occur at 45kv, 1min |
No breakdown and flashover occurred
on the combi.sample at 45kv, 1min |
¡¡ |
OK |
2 |
AC withstand for 1min
(wet withstand) |
GB11033 |
No breakdown and flashover shall
occur at 45kv, 1min |
No breakdown and flashover occurred
on the combi.sample at 45kv, 1min |
OK |
OK |
3 |
Load cycle |
GB11033 |
Heating for 5h, cooling for 3h, Conductor¡¯s
temperature is 65¡É,
3Cycles |
Conductor¡¯s temperture is 65¡É.Results
refer to the following Test |
As left |
As left |
4 |
Impulse Voltage withstand 1.2/50us¡¾10times |
GB11033 |
10positive and 10 negative impulses
at 105KV, Flashover 1time is allowed but not including total testing
times |
No breakdown of the combi.sample at
45kv |
OK |
OK |
5 |
DC Voltage Withstand negative 15min |
GB11033 |
No breakdown and flashover shall
occur at 52kv |
No breakdown and flashover occurred
on the combi.sample at 52kv, 15min |
OK |
OK |
6 |
AC Voltage withstand, 4h |
GB11033 |
No breakdown and flashover shall
occur at 35kv, 4h |
No breakdown and flashover occurred
on the combi.sample at 35kv, 4min |
OK |
OK |
7 |
Oil-seal up test |
DL413 |
Heating for 24h, cooling for 24h, Conductor¡¯s
temperature is 65¡É,
Oil pressure : 100MPa |
Heating for 24h, cooling for 24h, Conductor¡¯s
temperature is 65¡É,
Oil pressure : 100MPa, No leaking, No seeping |
OK |
OK |