MR ETOS TD, Operating Instructions Manual

Page: 72 / 356

8 Operation
Maschinenfabrik Reinhausen GmbH 2020 72 4453918/14 EN ETOS
®
TD
8 Operation
8.1 Actuating motor-drive unit locally
To actuate the motor-drive unit locally, proceed as follows:
ü Operating mode switch S32 or S132 is in the LOC position.
► Turn control switch S3 in the raise or lower direction.
ð
The motor-drive unit performs the tap-change operation.
8.2 Selecting the operating mode
You can select the following operating modes:
▪ LOC (Local)
▪ REM (Remote)
▪ AUTO (only with option "Automatic voltage regulation")
To select the operating mode, proceed as follows:
► Turn control switch S32 or S132 to the desired position.
8.3 Monitoring motor-drive unit
WARNING
Danger of death or severe injury!
Danger of death or severe injury due to failure to observe the safety instruc-
tions!
► Make sure that only trained technicians perform work on the motor-drive
unit.
► Note relevant safety instructions.
Monitoring of the motor-drive unit is limited to occasional visual inspections.
For efficiency reasons these visual checks can be combined with the usual
checks on the transformer.
Pay particular attention to the following:
▪ Control cabinet seals
▪ Correct functioning of installed electrical heater in control cabinet of mo-
tor-drive unit
▪ Seal integrity of the control cabinet's cable bushings