7.1.9.6
Technical data
Table 242: VSMSQI Technical data
Characteristic
Value
Operation accuracy
Depending on the frequency of the voltage
measured: f
n
±2 Hz
At voltages in range 0.01…1.15 × U
n
±1.0 % or ±0.002 × U
n
Suppression of harmonics
DFT: -50 dB at f = n × f
n
, where n = 2, 3, 4, 5,…
7.1.10
Three-phase power and energy measurement PEMMXU
7.1.10.1
Identification
Function description
IEC 61850
identification
IEC 60617
identification
ANSI/IEEE C37.2
device number
Three-phase power and energy
measurement
PEMMXU
P, E
P, E
7.1.10.2
Function block
Figure 129: Function block
7.1.10.3
Signals
PEMMXU Input signals
Table 243: PEMMXU Input signals
Name
Type
Default
Description
I_A
SIGNAL
0
Phase A current
I_B
SIGNAL
0
Phase B current
I_C
SIGNAL
0
Phase C current
U_A
SIGNAL
0
Phase A voltage
U_B
SIGNAL
0
Phase B voltage
Table continues on the next page
1MRS758407 C
Measurement functions
SMU615
Technical Manual
213
Summary of Contents for Relion SMU615
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