Parameter Value range Description
"Backup power
restart delay"
0 ‑ 600 s Waiting time for restarting backup power
mode following a shutdown.
"Backup power
restart at-
tempts"
1 ‑ 10 The max. number of automated restart at-
tempts. Once the max. number of auto-
mated restart attempts has been reached,
service message 1177 must be manually
acknowledged.
"External fre-
quency monit-
oring in backup
power mode"
(only for Italy)
Off Function is deactivated
On For Full Backup power mode in Italy, ex-
ternal frequency monitoring must be ac-
tivated. The mains frequency is checked
before ending backup power mode. If the
mains frequency is within the permitted
limits, the loads in the public grid are con-
nected.
"Backup power
short circuit
switch-off time"
0.001 ‑ 60 s If a short circuit occurs during backup
power mode, backup power mode is inter-
rupted within the set time.
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