Tettex 2293 - Page 173

Optional Features
activation
169
Enter the license key in the
corresponding row
If the feature was previously used with a
trial license key, clear this number and
replace it with the full license key.
Press Yes to reboot the unit and install
the function.
The Magnetic Balance function is mostly applicable to start with Neutral
Windings. On these configurations unbalance results can be a result of a
transformer fault or residual magnetism,