
4 Commissioning
Maschinenfabrik Reinhausen GmbH 2020
33
4360571/02 EN
VACUTAP
®
VM
®
1.
NOTICE!
Check whether the on-load tap-changer head cover has a
flange for attaching a pressure relief device. If it does, operation without a
pressure relief device is not permitted and may result in damage to the
on-load tap-changer.
ð
Fit a pressure relief device which is approved for this on-load tap-
changer on the on-load tap-changer head.
2. Establish a connecting lead between pipe connection E2 and one of the
pipe connections R, S or Q to ensure equal pressure in the oil compart-
ment and transformer during evacuation.
Figure 17: Connecting lead between E2 and Q
3. Fill on-load tap-changer with new insulating fluid using one of the two free
pipe connections of the on-load tap-changer head.
Figure 18: Pipe connections S and R
Summary of Contents for VACUTAP VM I 1002
Page 1: ...On load tap changer VACUTAP VM Operating Instructions 4360571 02 EN Selector size RC RD RDE ...
Page 69: ...9 Drawings Maschinenfabrik Reinhausen GmbH 2020 69 4360571 02 EN VACUTAP VM 9 Drawings ...
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