| 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 | ||||
