7 Functions and settings
© Maschinenfabrik Reinhausen 2012
2117246/02 EN
TAPCON® 230 basic
117
To set the current transformer connection, proceed as follows:
1.
>
Configuration >
Transformer
data > 3x
.
<03> Current Transformer Connection.
2. Press
or
to to select a current trans-
former connection
3. Press
.
The current transformer connection is set.
7.4.1.5
Setting the phase difference for the current/voltage transformer
The normal measuring circuit values can be set as follows:
System
Setting
Display
1 phase
0
0 1PH
3 phase
0
0 3PH
3 phase
90
90 3PH
3 phase
30
30 3PH
3 phase
-30
-30 3PH
Table 35
Setting options for the measuring circuits
Circuit a (1 phase):
Figure 32
Circuit a - phase difference "0 1PH"
The voltage transformer VT is connected to the outer conductor and neu-
tral.
The current transformer CT is looped into the outer conductor.
The
voltage
V
L1
and current I
L1
are in phase.
The voltage drop on an outer conductor is determined by the current I
L1
.
