MR ETOS ED - Page 204

9 Visualization
Maschinenfabrik Reinhausen GmbH 2020204 6385142/08 ENETOS
®
ED
Parameters Option
Voltage-transformer circuit -
Current-transformer circuit -
Phase angle correction 0°
UI measuring channels 3-phase measurement (channels 1, 2, 3)
Measurement mode Phase-neutral
Table56: Circuit 3-B
Only use the circuits 3-C, 3-D and 3-E on symmetrical grids. Otherwise the
device will calculate incorrect performance values.
Circuit 3-C
L1
L2
L3
VTVT
CT
UI
L1 L2 L3 N k1 l1 k2 l2 k3 l3
▪ Three-phase voltage measurement, single-phase current measurement.
▪ The voltage transformers are connected between the phases.
▪ The current transformer is connected to phase L1.
If you use this circuit, set the device as follows:
Parameters Option
Voltage-transformer circuit -
Current-transformer circuit -
Phase angle correction -30°
UI measuring channels 3-ph. voltage, 1-ph. current
Measurement mode Phase-phase
Table57: Circuit 3-C