MR ECOTAP VPD CONTROL PRO Operating Instructions Manual page 83

8 Operation
Maschinenfabrik Reinhausen GmbH 2018
Circuit A
▪ The voltage transformer VT is connected to the phase conductor and neu-
tral conductor.
▪ The current transformer CT is looped into the phase conductor.
▪ The voltage U and current I
L1
▪ The voltage drop on a phase conductor is determined by the current I
If you use this circuit, set the device as follows:
Parameter
Voltage-transformer circuit
Current-transformer circuit
Phase angle correction
Table 16: Circuit A
Circuit B
▪ The voltage transformer VT is connected to the phase conductor L1 and
the neutral conductor.
▪ The current transformer CT is looped into the phase conductor L1.
▪ The voltage U and current I are in phase.
▪ The voltage drop on a phase conductor is determined by the current I
5252433/02 EN
are in phase.
L1
Option
1 Ph phase voltage
1 Ph phase current
0°
® ®
ECOTAP VPD CONTROL PRO
.
L1
.
L1
83