Section 6 1MAC303209-MB C
Removing, repairing and exchanging
28 620 series
Installation Manual
6.3 Removing the IED
1. Turn off the power.
2. Detach the plug-in unit from the case.
3. Disconnect the wiring.
4. Loosen the four M5 fixing screws.
Figure 13: Loosening the fixing screws
5. Detach the case from the panel cut-out.
6.4 Sending the IED for repair
In case of product problems, contact the nearest ABB or representative for consultation
and instructions.