| Insulator type |
AC anti-pollution type |
| GB standard No. |
XHP-110C-M |
XHP2-160C-M |
XHP4-160C-M |
| Specified mechanical load (kN) |
110 |
160 |
| ANSI standard No. |
52-6 |
52-10 |
52-10 |
| Nominal unit spacing (mm) |
146 |
165 |
175 |
| Nominal diameter (mm) |
255 |
292 |
320 |
| Minimum creepage distance (mm) |
432 |
432 |
545 |
| Combined M&E strength (kN) |
111 |
160 |
160 |
| Tension proof test load (kN) |
55.5 |
80 |
80 |
| Mechanical impact strength (Nm) |
7 |
10 |
10 |
| Low frequency flashover voltage |
Dry (kV) |
100 |
100 |
110 |
| Wet (kV) |
60 |
60 |
60 |
| Critical impulse flashover voltage |
Positive (kV) |
150 |
150 |
160 |
| Negative (kV) |
160 |
160 |
170 |
| Low frequency puncture voltage (kV) |
120 |
130 |
130 |
| Radio interference voltage |
Test voltage to ground (kV) |
10 |
10 |
10 |
| Max. RIV at 1MHz μV |
50 |
50 |
50 |
| Weigh (kg) |
6.8 |
9.1 |
12.6 |
| Applicable standard: ANSI C29.2 |
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