| Insulator type |
AC Anti-pollution type (tri-shed) |
| GB standard No. |
XSP-70 |
XSP-100 |
XSP-160 |
XSP-210 |
XSP-240 |
XSP-300 |
| Specified mechanical load (kN) |
70 |
100 |
160 |
210 |
240 |
300 |
| Class |
U70BLP |
U100BELP |
U160BLP |
U210BSP |
U240BP |
U300BP |
| Nominal unit spacing (mm) |
146 |
155 |
170 |
170 |
170 |
195 |
| Nominal diameter (mm) |
280 |
300 |
330 |
340 |
360 |
360 |
| Nominal creepage distance (mm) |
450 |
545 |
545 |
545 |
545 |
550 |
| Ball & socket size |
16 |
16 |
20 |
20 |
24 |
24 |
| Electro mechanical failing load (kN) |
70 |
100 |
160 |
210 |
240 |
300 |
| Mechanical routine test load (kN) |
35 |
50 |
80 |
105 |
120 |
150 |
| Power frequency withstand voltage |
Dry (kV) |
80 |
80 |
90 |
90 |
90 |
90 |
| Wet (kV) |
42 |
45 |
50 |
50 |
50 |
50 |
| Lightning impulse withstand voltage (kV) |
120 |
125 |
130 |
130 |
130 |
130 |
| Power frequency puncture voltage (kV) |
120 |
120 |
130 |
130 |
130 |
130 |
| Radio interference voltage |
Test voltage to ground (kV) |
10 |
10 |
10 |
10 |
10 |
10 |
| Max. RIV at 1MHz μV |
50 |
50 |
50 |
50 |
50 |
50 |
| Weight (kg) |
7.1 |
9.2 |
11.8 |
14.0 |
15.0 |
17.1 |
| Applicable standard: BG IEC BS IS |
Service Tel: 86-799-7616888
