| TEST
ITEMS OF COLD SHRINK STRAIGHT THROUGH JOINTS |
| 50 Hz Voltage test |
39 kV, 5min, no
flashover, no strite |
| Partial discharge
test |
15 kV < 1pc |
| Cyclic load test,
3 cycles |
3 cycles under
90-95°C, 22kV |
| Impulses voltage test |
95kV no flashover, no strike |
| 15 min, 50 Hz voltage with standing
test |
22kV, 15 min, no flashover,no strike |
| Humidity test |
No any flashover, tracking erosion
or mechanical damage occur at 1000h,
11kV |
|
|
| |
| 65 kV, 5min, no flashover, no strite |
91 kV, 5min, no flashover, no strite |
| 25 kV < 1pc |
35 kV < 2pc |
| 3 cycles under 90-95°C, 36kV |
3 cycles under 90-95°C, 51.5 kV |
| 125kV no flashover, no strike |
194kV no flashover, no strike |
| 36kV, 15 min, no flashover,no strike |
51kV, 15 min, no flashover,no strike |
| No any flashover, tracking erosion
or mechanical damage occur at 1000h,
16kV |
No any flashover, tracking erosion
or mechanical damage occur at 1000h,
24kV |
|