ZS-Solid Core Post Insulators;ZSX-Catanary Post Insulators;C-Operation Post Insulators;W-Anti-pollution Type;Numerator after frist"-"-Rated Voltage;Denominator-Catilever Failing Load;N-Torsion Failing Load;L-Bottom and Top Fittings are all with Screw Hole;Data after second"-"-Class of Pollution Level.
Main Speccifications of 220-252kV Solid-Core Post Insulators |
FTY No. |
Type No. |
Fig. No. |
Rated Volt. |
Mechanical Failing Load |
Creepage Distance |
Main Dimensions ( mm ) |
Weight |
Cantilever |
Torsion |
H |
Top Fitting |
Bottom Fitting |
(kV) |
(kN) |
(kN/m) |
(mm) |
a1 |
d1 |
hole |
a2 |
d2 |
hole |
kg |
2780 |
ZSW-220/4-2 |
1 |
220 |
4 |
3 |
5500 |
2400 |
140 |
M12 |
4 |
250 |
18 |
4 |
170 |
2781 |
ZSW-220/4-3 |
1 |
220 |
4 |
3 |
6300 |
2300 |
140 |
M12 |
4 |
250 |
18 |
4 |
164 |
2782 |
ZSW-220/6-3 |
1 |
220 |
6 |
4.5 |
6300 |
2370 |
140 |
M12 |
4 |
270 |
18 |
4 |
188 |
2783 |
ZSW-220/6-3.5 |
1 |
220 |
6 |
4.5 |
7060 |
2300 |
127 |
M16 |
4 |
225 |
18 |
4 |
186 |
2784 |
ZSW-220/6-4 |
1 |
220 |
6 |
4.5 |
7812 |
2400 |
140 |
M12 |
4 |
270 |
18 |
4 |
207 |
2785 |
ZSW-220/8-3 |
2 |
220 |
8 |
6 |
6300 |
2400 |
225 |
18 |
4 |
270 |
18 |
4 |
220 |
2786 |
ZSW-220/8-3.5 |
1 |
220 |
8 |
6 |
7060 |
2370 |
150 |
M12 |
4 |
270 |
22 |
4 |
218 |
2787 |
ZSW-220/8-4 |
2 |
220 |
8 |
6 |
7812 |
2400 |
225 |
18 |
4 |
250 |
18 |
8 |
209 |
2788 |
ZSW-220/10-3 |
2 |
220 |
10 |
7.5 |
6300 |
2300 |
225 |
18 |
4 |
254 |
18 |
8 |
228 |
2789 |
ZSW-220/10-3.5 |
1 |
220 |
10 |
7.5 |
7060 |
2120 |
140 |
M12 |
4 |
270 |
18 |
8 |
172 |
2790 |
ZSW-220/10-4 |
1 |
220 |
10 |
7.5 |
7812 |
2400 |
140 |
M12 |
4 |
254 |
18 |
8 |
247 |
2791 |
ZSW-220/N2.5-4 |
3 |
220 |
|
2.5 |
7812 |
2400 |
127 |
M16 |
4 |
127 |
M16 |
4 |
154 |
2792 |
ZSW-220/N8-4 |
2 |
220 |
|
8 |
7812 |
2300 |
180 |
14 |
4 |
180 |
14 |
4 |
270 |