Anti-pollution type suspension porcelain insulators( IEC Class ) |
Type |
|
XWP-120 |
XWP-160 |
XWP-210 |
XWP-300 |
ICE Class |
|
U120BP |
U160BP |
U210BP |
U300BP |
Coupling size |
|
16 |
20 |
20/24 |
24 |
Diameter(D) |
mm |
280 |
300/330 |
300 |
330 |
Spacing(H) |
mm |
146/160 |
155/170 |
170 |
195 |
Leakage(Creepage) distance |
mm |
450 |
450 |
450 |
505 |
combined M&E strength |
kn |
120 |
160 |
210 |
300 |
Impact strength |
nm |
10 |
10 |
11.3 |
11.3 |
Routine proof test load |
kn |
60 |
80 |
105 |
150 |
Power frequency dry withstand voltage |
kv |
80 |
80 |
80 |
85 |
Power frequency wet withstand voltage |
kv |
45 |
45 |
45 |
47 |
Dry lightning impulse withstand voltage |
kv |
120 |
130 |
130 |
130 |
power frequency puncture voltage |
kv |
120 |
120 |
130 |
130 |
Test voltage RMS to ground |
kv |
10 |
10 |
10 |
10 |
Maximum RIV at 1000kHz |
μv |
50 |
50 |
50 |
50 |
Net weight,approximate |
kg |
8.3/8.5 |
8.9/9.1 |
12.5 |
14.8 |
Fog type suspension porcelain insulators