7 Functions and settings
Maschinenfabrik Reinhausen 2014
82
222/08 EN
TAPCON® 240
Setting
Function
On
Automatic regulation is blocked.
Off
Automatic regulation remains active.
Table 15: Behavior
To activate/deactivate the undervoltage blocking, proceed as follows:
1.
>
Parameter >
Limit values > Press
until the desired
parameter is displayed.
ð
V< blocking.
2.
Press
for
On
setting or
for
Off
setting.
3.
Press
.
ð
Undervoltage blocking is activated/deactivated.
Activating/deactivating message for voltages below 30 V
You can use this parameter to set whether the
Undervoltage
message is to
be suppressed at a measured value of less than 30 V. This setting is used to
ensure that no event message appears when the transformer is switched off.
You can select the following options:
Setting
Function
On
The
Undervoltage
message is also displayed
when the measured value is less than 30 V.
Off
The
Undervoltage
message is no longer dis-
played when the measured value is less than
30 V.
Table 16: Response
To activate/deactivate the message, proceed as follows:
1.
>
Parameter >
Limit values > Press
until the desired
parameter is displayed.
ð
V< also under 30 V.
2.
Press
for
On
setting or
for
Off
setting.
3.
Press
.
ð
The message is activated/deactivated.
Setting overvoltage monitoring V>
You can use these parameters to set the limit values for overvoltage moni-
toring. This overvoltage monitoring triggers tap-change operations to return
to the desired operating status. If the operating status can no longer be cor-
rected, a message is triggered by the
Function monitoring
relay.
7.5.3
