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INSULATORS FOR OVERHEAD LINES
| Type of insulator |
Parameters of insulator |
| DSTU (GOST) |
IEC 60 305/ 1995 |
Ultimate Mechanical Strength of insulators, kN, not less
|
Mechanical strength of remainder insulator part, kN Not less
|
Diametr of glass shed, mm
|
Spacing, mm
|
Lickage distance, mm |
Dimention metal fittings IEC 60 120/ 1984
|
Voltage, kV not less
|
Weight of insulator/ Glass Shell |
| Minimum puncture |
Impulse withstand |
Power frequency withstand wet 50 Hz
|
Radio interference |
| Suspention glass insulators GOST 6490-93 (DSTU 2203-93) |
| PS 40 |
U40B |
40 |
32 |
175 |
110 |
185 |
11 |
100 |
70 |
30 |
25 |
1,7/0,95 |
| PS 70 |
U70BS/BL |
70 |
56 |
255 |
127/146 |
303 |
16 |
130 |
100 |
40 |
25 |
3,4/2,25 |
| PS 120 |
U120B |
120 |
96 |
255 |
127/146/170 |
320 |
16 |
130 |
100 |
40 |
30 |
3,9/2,55 |
| PS 160 |
U160BS/BL |
160 |
128 |
280 |
146/170 |
370 |
20 |
130 |
110 |
45 |
40 |
6,2/3,8 |
| PS 210 |
U210B |
210 |
168 |
300 |
170 |
370 |
20 |
130 |
110 |
45 |
40 |
7,!/4,2 |
| PS 300 |
U300B |
300 |
240 |
320 |
195 |
385 |
24 |
130 |
130 |
50 |
40 |
10,0/5,45 |
| PS 400 |
U400B |
400 |
320 |
390 |
205 |
475 |
28 |
130 |
130 |
55 |
40 |
15,0/8,3 |
| PSD 70E |
- |
70 |
56 |
270 |
127 |
411 |
16 |
130 |
110 |
45 |
25 |
4,4/3,27 |
| PSV 120B |
- |
120 |
96 |
290 |
146 |
442 |
16 |
130 |
125 |
50 |
30 |
5,72/4,3 |
| PSS 120B |
- |
120 |
96 |
330 |
146/127 |
330 |
16 |
130 |
75 |
45 |
30 |
5,0/3,5 |
| PSS 210B |
- |
210 |
168 |
410 |
156 |
410 |
20 |
130 |
90 |
55 |
40 |
9,0 |
| PSK 300A |
- |
300 |
240 |
450 |
180 |
460 |
24 |
130 |
90 |
52 |
40 |
12,4/7,8 |
| Lock glass insulators |
| FSD 70/27,5 - 1,2 |
70 |
45 |
270 |
455 |
1200 |
- |
- |
200 |
100 |
- |
14,5 |
| High voltage glass pin insulators TU 34 00130441.042-99 |
| SS 10D |
13 |
- |
160 |
145 |
280 |
- |
140 |
100 |
- |
40 |
1,9 |
| Low voltage glass pin insulators TU 34 13 11452-89 |
| NS 18A |
8 |
- |
75 |
97 |
- |
- |
- |
- |
- |
6 |
|
| Polymeric insulators |
| |
|
|
|
Shed Diametr, mm
|
Spacing, mm
|
|
|
Power frequency Withstand wet 50 Hz, kV |
Lighting impulse wave shape 1,2/50 ms, kV |
|
| LK 70/110 - 3 |
70 |
- |
90 |
1248 |
2640 |
- |
- |
570 |
3,65 |
| FSK 70/27,5 - A4 |
70 |
- |
120 |
540 |
870 |
- |
120 |
210 |
3,8 |
|
|