Power-Loss Ride-Through Function; Acs800-07/U7 Units Without Line Contactor; Acs800-07/U7 Units With Line Contactor (+F250) - ABB ACS800-04 Hardware Manual

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Power-loss ride-through function

The power-loss ride-through function is activated when parameter
20.06 UNDERVOLTAGE CTRL is set to ON (default in Standard Control Program).

ACS800-07/U7 units without line contactor

The power-loss ride-through funtion is not in use.

ACS800-07/U7 units with line contactor (+F250)

The power-loss ride-through funtion is enabled by connecting RMIO board terminals
X22:8 and X22:11 with a jumper.
Planning the electrical installation
X2 / RMIO board
X22
1
2
3
4
5
6
7
8
22 9
K13
10
21
11