The position value of the tap changer can be brought to OLATCC as a resistance
value, a mA signal or as a binary-coded signal. More information on how the
resistance value, the mA signal or a binary-coded interface are implemented can be
found in TPOSSLTC in the technical manual of the IED.
The indicated tap changer position of the own transformer is internally connected
to the TAP_POS input, and the tap changer positions of the parallel transformers
are fed to the other TRx_TAP_POS inputs. This also defines the connection
identity so that follower 1 is connected to TR1_TAP_POS, follower 2 is connected
to TR2_TAP_POS and follower 3 is connected to TR3_TAP_POS. The own
transformer position can be read from the monitored data TAP_POS. The follower