MR TRAFOGUARD ISM, Руководство по эксплуатации

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6 Functions and settings
Maschinenfabrik Reinhausen GmbH 2016 95 5163667/00 EN TRAFOGUARD® ISM®
delay time T2 starts once delay time T1 is complete. Once delay time T2
is complete, a control impulse is again output to the motor-drive unit for the
tap change
to return to the tolerance bandwidth.
Figure 80: Behavior of the regulation function with delay times T1 and T2
1 + B %: Upper limit 4 Set delay times T1 and T2.
2 U
desired
: Desired value 5 U
actual
: Measured voltage
3 - B %: Lower limit 6 B%: Tolerance bandwidth
A U
actual
is outside the band-
width. Delay time T1 starts.
B Delay time T1 complete. Tap
change triggered.
C Delay time T2 complete. Tap
change triggered.
Setting delay time T2
To set the delay time T2 proceed as follows:
1.
Go to Settings > Parameters > Control > Delay time T2 .
2. Set delay time T2.
3. Press the Accept button to save the modified parameter.
Activating delay time T2
To activate delay time T2, proceed as follows:
1.
Go to Settings > Parameters > Control > Activate delay T2 .
2. Select the option you want.
3. Press the Accept button to save the modified parameter.