| Insulator type |
AC Anti-pollution type (double-shed) |
| GB standard No. |
XWP2-100 |
XWP3-100 |
XWP2-120 |
XWP3-120 |
| Specified mechanical load (kN) |
100 |
120 |
| Class |
U100BELP |
U100BLP |
U120BLP |
U120BSP |
| Nominal unit spacing (mm) |
160 |
146 |
160 |
146 |
| Nominal diameter (mm) |
280 |
280 |
280 |
280 |
| Nominal creepage distance (mm) |
450 |
450 |
450 |
450 |
| Ball & socket size |
16 |
16 |
16 |
16 |
| Electro mechanical failing load (kN) |
100 |
100 |
120 |
120 |
| Mechanical routine test load (kN) |
50 |
50 |
60 |
60 |
| Power frequency withstand voltage |
Dry (kV) |
80 |
80 |
80 |
80 |
| Wet (kV) |
45 |
45 |
45 |
45 |
| Lightning impulse withstand voltage (kV) |
120 |
120 |
120 |
120 |
| Power frequency puncture voltage (kV) |
120 |
120 |
120 |
120 |
| Radio interference voltage |
Test voltage to ground (kV) |
10 |
10 |
10 |
10 |
| Max . RIV at 1MHz (μV) |
50 |
50 |
50 |
50 |
| Weight (kg) |
8.4 |
8.1 |
8.4 |
8.1 |
| Applicable standard: GB IEC AS BS IS |