6 Functions and settings
Maschinenfabrik Reinhausen GmbH 2016
87
5163667/00 EN
TRAFOGUARD® ISM®
Activating TDSC
The TDSC function is only active when the device can calculate the active
power (correct current measurement and voltage measurement) and the re-
quired parameters are set. If this isn't done, the voltage is regulated to the
set desired value 1/2/3 [
77]. You can activate or deactivate the power-de-
pendent adjustment of the desired voltage value as follows:
▪
Parameter
▪
Digital inputs
TDSC on
and
TDSC off
(optional)
▪
Control system command (optional)
If you activate TDSC, the line drop compensation (R&X compensation or Z
compensation) function is deactivated.
To activate/deactivate TDSC using parameters, proceed as follows:
1.
Go to
Settings > Parameters > Control > Activate TDSC
.
2.
Select the option you want.
3.
Press the
Accept
button to save the modified parameter.
TDSC 1/2/3 Umax/Umin
You can use these parameters to set the maximum and minimum desired
value. The maximum or minimum desired value is activated when the meas-
ured active power reaches the set minimum or maximum active power.
1.
Go to
Settings > Parameters > Control > TDSC Umax/Umin
.
2.
Enter maximum/minimum desired value.
3.
Press the
Accept
button to save the modified parameter.
TDSC 1/2/3 U0
You can use this parameter to set the desired value which is to be used
when the measured active power is 0.
1.
Go to
Settings > Parameter > Control > TDSC U0
.
2.
Enter desired value at active power 0.
3.
Press the
Accept
button to save the modified parameter.
TDSC 1/2/3 Pmax/Pmin
You can use these parameters to set the maximum and minimum active
power value at which the maximum and minimum active power-dependent
desired value is to be used for regulation.
1.
Go to
Settings > Parameters > Control > TDSC Pmax/Pmin
.
2.
Enter active power for maximum/minimum desired value.
3.
Press the
Accept
button to save the modified parameter.
Summary of Contents for TRAFOGUARD ISM
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