Page 433 - Motor_protection_and_control_Manual_motor_starters_ contactors

4-pole contactors

Electrical durability

Electrical durability for AC-1 utilization category - Ue ≤ 690 V
Switching non-inductive or slightly inductive loads. The breaking current Ic for AC-1 is equal to the rated operational current of
the load.
Ambient temperature and maximum electrical switching frequency: see "Technical data".

Millions of
operating AF09 AF16 AF26 AF38 AF40 AF80
cycles AF52
10

5
5
3

2 9
7
5
3
1 1

0.5

0.3 9
7
5
3
0.2 1
13 57 9 13 57 9
13 57 9
1 3 5 7 9 1 3 5 7 9
0.1
2 3 5 10 20 30 50 100 200 300 500 1000
Breaking current Ic (A)

1SBC100322S0201

ABB | 5/233