Signals
Table 43: PEMMXU Input signals
Name
Type Default Description
I_A SIGNAL - Phase A current
I_B SIGNAL - Phase B current
I_C SIGNAL - Phase C current
U_A SIGNAL - Phase to earth voltage
A
U_B SIGNAL - Phase to earth voltage
B
U_C SIGNAL - Phase to earth voltage
C
Table 44: PEMMXU Output signals
Name Type Description
VA.phsA cVal REAL Apparent power Phase A
W.phsA cVal REAL Active power Phase A
VAr.phsA cVal REAL Reactive power Phase A
VA.phsB cVal REAL Apparent power Phase B
W.phsB cVal REAL Active power Phase B
VAr.phsB cVal REAL Reactive power Phase B
VA.phsC cVal REAL Apparent power Phase C
W.phsC cVal REAL Active power Phase C
VAr.phsC cVal REAL Reactive power Phase C
TotVA REAL Total Apparent power
TotW REAL Total Active power
TotVAr REAL Total Reactive power
TotPF REAL Total Power Factor
Hz REAL System frequency
Table 45: PEMMXU Technical data
Characteristic
Value
Operation accuracy At frequency f = f
n
All three voltages are in the range of 9.6...14.4 kV
or 19.2...28.8 kV.
All three currents are in the range of 80...630 A.
Active power and energy are in the range |PF| >
0.71.
Reactive power and energy are in the range |PF| <
0.71.
±1.0% for active power P (±0.5% at +25ºC )
±3.0% for reactive Q and apparent power S (±1%
at +25ºC )
±0.03 for power factor
Suppression of harmonics
RMS: No suppression
1MRS757488 H Section 6
Commissioning
RIO600 79
Installation and Commissioning Manual
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