Monitored Data - ABB RELION REX640 Technical Manual

Section 9
Control functions
9.5.9
9.5.10
1398

Monitored data

Table 1351: SECRSYN Monitored data
Name Type
ENERG_STATE Enum
U_DIFF_MEAS FLOAT32
FR_DIFF_MEAS FLOAT32
PH_DIFF_MEAS FLOAT32
U_DIFF_SYNC BOOLEAN
PH_DIF_SYNC BOOLEAN
FR_DIFF_SYNC BOOLEAN
SECRSYN Enum
Technical data
Table 1352: SECRSYN Technical data
Characteristic
Operation accuracy
Reset time
Reset ratio
Operate time accuracy in definite time mode
Values (Range) Unit
0=Unknown
1=Both Live
2=Live L, Dead B
3=Dead L, Live B
4=Both Dead
-3.00...3.00 xUn
-1.500...1.500 xFn
-180.00...180.00 deg
0=False
1=True
0=False
1=True
0=False
1=True
1=on
2=blocked
3=test
4=test/blocked
5=off
Value
Depending on the frequency of the voltage
measured: f ±1 Hz
n
Voltage:
±3.0% of the set value or ±0.01 × U
Frequency:
±10 mHz
Phase angle:
±3°
<50 ms
Typically 0.96
±1.0% of the set value or ±20 ms
1MRS759142 C
Description
Energization state of Line
and Bus
Calculated voltage
amplitude difference
Calculated voltage
frequency difference
Calculated voltage phase
angle difference
Voltage difference out of
limit for synchronizing
Phase angle difference
out of limit for
synchronizing
Frequency difference out
of limit for synchronizing
Status
n
REX640
Technical Manual