7 Operation
Maschinenfabrik Reinhausen GmbH 2019
167
5163667/06 EN
ETOS
®
IM
7.8.13 Monitoring the oil pressure (on-load tap-changer)
When you record the oil pressure of the on-load tap-changer, you can use
the pressure relief device (PRD) to set 2 limit values for the gas volume. If
the on-load tap-changer has multiple columns, you can set 2 limit values for
each column. If the measured oil pressure is greater than the limit value > or
>>, the device triggers an event message.
Figure 117: Limit values for the oil pressure of the on-load tap-changer
To set the limit values, proceed as follows:
1. Go to
Settings > Parameters > (On-load tap-changer) > Pressure re-
lief device
.
2. Select the desired parameter.
3. Set the desired parameter.
4. Press the
Accept
button to save the modified parameter.
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