Three-Phase Power And Energy Measurement Pemmxu - ABB RELION 620 Series Technical Manual

Measurement functions
Name
U1_ANGL
U1_DB
U1_RANGE
U0_INST
U0_ANGL
U0_DB
U0_RANGE
8.1.11.6 Technical data
Table 940: VSMSQI Technical data
Characteristic
Operation accuracy
Suppression of harmonics
8.1.12

Three-phase power and energy measurement PEMMXU

960
Type Values (Range)
FLOAT32 -180.00...180.00
FLOAT32 0.00...4.00
Enum
0=normal
1=high
2=low
3=high-high
4=low-low
FLOAT32 0.00...4.00
FLOAT32 -180.00...180.00
FLOAT32 0.00...4.00
Enum
0=normal
1=high
2=low
3=high-high
4=low-low
Value
Depending on the frequency of the voltage measured: f
Hz
At voltages in range 0.01...1.15 × U
±1.0 % or ±0.002 × U
DFT: -50 dB at f = n × f
1MRS757644 H
Unit Description
deg Positive se-
quence voltage
angle
xUn Positive se-
quence voltage
amplitude, re-
ported value
Positive se-
quence voltage
amplitude range
xUn Zero sequence
voltage ampli-
tude, instantane-
ous value
deg Zero sequence
voltage angle
xUn Zero sequence
voltage ampli-
tude, reported
value
Zero sequence
voltage ampli-
tude range
n
n
, where n = 2, 3, 4, 5,...
n
Technical Manual
±2
n
620 series