| Type |
AM8-160X |
AM8-160 |
AM8-250 |
AM8-400 |
AM8-630 |
| Poles number |
3 |
3 |
3 |
3 |
3 |
| Rated current In(A) |
20~160A |
50~160A |
100~250A |
200~400A |
315~400A |
| Rated operating voltage Ue(V) AC 50/60Hz |
690 |
690 |
690 |
690 |
690 |
| Rated insulation voltage Ui(V) |
800 |
800 |
800 |
800 |
800 |
| Rated impulse withstand voltage Uimp(KV) |
8 |
8 |
8 |
8 |
8 |
| Utilisation category |
A |
A |
A |
A |
A |
Rated ultimate short-circuit
breaking capacity Icu(KA) |
AC 220/240V |
65 |
65 |
65 |
65 |
65 |
| AC 380/415V |
40 |
40 |
40 |
40 |
40 |
| AC 690V |
8 |
12 |
12 |
12 |
12 |
Rated short-circuit service
breaking capacity Ics(KA) |
AC 220/240V |
65 |
65 |
65 |
65 |
65 |
| AC 380/415V |
40 |
40 |
40 |
40 |
40 |
| AC 690V |
4 |
6 |
6 |
6 |
6 |