ABB Auxiliary Contacts
ABB SwitchLine OT 16 - 125 accessories - these auxiliary contacts have snap on mounting to the left and right side of the switches, IP20. Types OA1G* are early break contacts.
| Contact Functions | Mounting Side | Max. Quantity | Order Code |
| 1NO | Right | 2 | OA 1 G10 |
| 1NC | Left | 2 | OA 1 G01 |
| 1NO + NC | either | 4 | OA 2 G11 1.2. |
1. for base mounted switches only. Max 4NO + 4NC
2. will not fit 4th pole on OT_E4 and ET switches