Condition of Use:
1. The ambient air temperatures within the range of -30 degreeto +40 degree;
2. The altitude above sea level not exceeding 1, 000m; (If the altitude is higher than 1, 000, it needs adjust. )
3. Frequency of the A. C. Power supply not less than 48Hz and not exceeding 52Hz;
4. Earthquake intensity not exceeding 7 degrees;
5. Maximum wind speed not exceeding 35m/s.
Technical Standard:
The technical performance of the products is in confirmed to IEC291, 282.
Type designation |
|
ZNF-4 |
Rated voltage |
kV |
10~15 |
15~27 |
24~27 |
27~33 |
33~36 |
36~38 |
Rated current |
kA |
100 |
200 |
100 |
200 |
100 |
200 |
100 |
200 |
100 |
200 |
100 |
200 |
Breaking current |
A |
10000 |
12000 |
10000 |
12000 |
8000 |
10000 |
6000 |
8000 |
6000 |
8000 |
6000 |
8000 |
Impulse voltage (BIL) |
kV |
110 |
110 |
125 |
125 |
150 |
150 |
170 |
170 |
170 |
170 |
180 |
180 |
Power-frequency withstand volltage |
kV |
40 |
40 |
45 |
45 |
65 |
65 |
70 |
70 |
70 |
70 |
70 |
70 |
Leakage distance |
mm |
250 |
250 |
350 |
350 |
530 |
530 |
700 |
700 |
720 |
720 |
850 |
850 |
Figure No. |
|
fig. 24 |
fig. 25, fig. 26 |
fig. 27 |
fig. 28 |
fig. 29 |
fig. 30 |