| Cat. No. | A1041 | A1042 | A1043 | |
| Fig | 1 | 2 | 3 | |
| AS class | PW1-15-A | PW1-22-A | PW1-33-A | |
| Main dimensions (mm) | H | 184 | 240 | 320 |
| h | 66.5 | 66.5 | 66.5 | |
| D | 170 | 165 | 240 | |
| d | 76 | 76 | 86 | |
| d1 | 34.9 | 34.9 | 34.9 | |
| R1 | 16 | 16 | 16 | |
| R2 | 16 | 16 | 16 | |
| Nominal voltage (kV) | 15 | 22 | 33 | |
| Creepage distance (mm) | A-B | 380 | 755 | |
| B-C | 110 | 165 | ||
| A-C | 432 | 490 | 920 | |
| 50% impulse flashover voltage (kV) | 150 | 160 | 210 | |
| One Minute Wet Withstand voltage （kV） | 37 | 50 | 90 | |
| Power-frequency puncture voltage (kV) | 145 | 160 | 170 | |
| Cantilever failing load (kN) | 7 | 11 | 11 | |
| Weight（kg） | 5.5 | 9.5 | 14.3 | |
