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产品展示
Post Insulator
| Main Dimensions and Standard Particulars |
| Factory No. |
10321 |
10322 |
10323 |
10324 |
10325 |
| ANSI class |
57-1S
57-1L |
57-2S
57-2L |
57-3S
57-3L |
57-4S
57-4L |
57-5S
57-5L |
| Fig No. |
16 |
17 |
18 |
19 |
20 |
| Dimensions of the pin(mm) |
M16 |
M20(M16) |
M20 |
M20 |
M20 |
| Creepage distance(mm) |
356 |
559 |
737 |
1015 |
1145 |
Dry arcing distance(mm) |
165 |
241 |
311 |
368 |
438 |
| Cantilever strength(kN) |
12.5 |
12.5 |
12.5 |
12.5 |
12.5 |
| Low frequency flashover voltage |
Dry(kV) |
80 |
110 |
125 |
150 |
175 |
| Wet(kV) |
60 |
85 |
100 |
125 |
150 |
| Critical imqulse flashover voltage |
Postive kV |
130 |
180 |
210 |
255 |
290 |
| Negative kV |
155 |
205 |
260 |
340 |
380 |
| Radio influence voltage data |
Test voltage to ground kV |
15 |
22 |
30 |
44 |
44 |
Max.RIV at 1000KH2(μV) |
100 |
100 |
200 |
200 |
200 |
Weight kg |
|
5 |
9.8 |
12 |
16 |
18 |
|
| Glaze:Brown or white
|
|
