jw8-550
jw8-363
main features:
1. single-arm vertical break type;
2. stable and reliable operation, small operating force, high technical parameters, long mechanical life and good corrosion resistance.
3. it meets the requirements of iec 62271-1 and iec 62271-102.
|
no. |
item |
unit |
data | |||
|
1 |
model |
|
jw8-800 |
jw8-550 |
jw8-363 | |
|
2 |
rated voltage |
kv |
800 |
550 |
363 | |
|
3 |
rated frequency |
hz |
50/60 | |||
|
4 |
rated short-time withstand current / time |
ka/s |
63/3 |
63 |
63/3 | |
|
5 |
rated peak withstand current |
ka |
160 |
160 |
160 | |
|
6 |
ratedpower-frequency withstand voltage |
phase-to-earth |
kv |
960 |
740 |
576 |
|
rated lightning impulse withstand voltage |
phase-to-earth |
kv |
2100 |
1675 |
1328 | |
|
rated switching impulse withstand voltage |
phase-to-earth |
kv |
1550 |
1300 |
1041 | |