11.防污型悬式玻璃绝缘子
|
( mm )公称直径 D |
255 |
280 |
320 |
|
( mm )结构高度 H |
146 |
146 |
146 |
|
( mm )公称爬电距离 L |
400 |
450 |
550 |
|
( mm )联接型式 |
16 |
16 |
16 |
|
( kN )机械破坏负荷 |
70 |
70 |
70 |
|
( kN )逐个拉伸负荷试验 |
35 |
35 |
35 |
|
( kV )工频湿耐受电压 |
45 |
45 |
45 |
|
( kV )雷电冲击耐受电压 |
110 |
125 |
140 |
|
( P.U )冲击击穿电压 |
2.8 |
2.8 |
2.8 |
|
( kV )工频击穿电压 |
130 |
130 |
130 |
|
( μV )无线电干扰 ( 10kV,1MHz) |
50 |
50 |
50 |
|
( kV )可见电晕 脚 / 帽 |
18/22 |
18/22 |
18/22 |
|
工频电弧试验 |
0.12s/20kA |
0.12s/20kA |
0.12s/20kA |
|
( kg )绝缘子单片净重 |
4.6 |
5.8 |
9.2 |
