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Polymeric insulators for overhead lines
Organosilicon-clad polymeric insulators for 35-500 kV overhead
lines.
Symbols:
Л - line;
К - organosilicon;
70; 160; 300; 600 - normalised ultimate strenght, kN;
35-500 - rated voltage, kV;
3, 6, 7, - atmosphere pollution degree
Insulator having normal profile
| Type of insulator |
Spacing, mm |
Insulation height, mm |
Shed diameter (D), mm |
Lickage distance, mm |
Weight, kg |
Voltage, kV |
| lightning impulse (wave shape 1,2/50 ms) |
switching impulse (wave shape 250/2500 ms) |
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| LK70/35-3 |
592 |
358 |
90 |
900 |
1,8 |
230 |
- |
| LK70/110-3 |
1248 |
1008 |
90 |
2640 |
3,65 |
570 |
480 |
| LK70/220-3 |
2098 |
1858 |
90 |
4800 |
5,6 |
1050 |
820 |
| LK70/330-3 |
2880 |
2640 |
90 |
6700 |
7,7 |
1370 |
1160 |
| LK160/220-3 |
2125 |
1835 |
110 |
4680 |
9,1 |
1000 |
850 |
| LK160/330-3 |
2973 |
2693 |
110 |
7200 |
12,4 |
1400 |
1150 |
| LK160/500-3 |
3894 |
3551 |
110 |
9500 |
16,0 |
1740 |
1450 |
| LK300/330-3 |
2998 |
2586 |
130 |
6850 |
17,5 |
1350 |
1100 |
| LK300/500-3 |
3844 |
3432 |
130 |
9130 |
21,8 |
1730 |
1300 |
| LK300/500-А3 |
3995 |
3585 |
130/95 |
11100 |
22,8 |
1800 |
1500 |
| LK600/330-3 |
3140 |
2660 |
150/120 |
7200 |
31,2 |
1440 |
1030 |
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LK 70/110-3
Insulator having normal profile |
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