Monitored Data - ABB RELION REX640 Technical Manual

1MRS759142 C
4.8.4.9
4.8.4.10
4.9
4.9.1
4.9.2
REX640
Technical Manual

Monitored data

Table 923: MPUPF Monitored data
Name Type
START_DUR FLOAT32
PF FLOAT32
MPUPF Enum
Technical data
Table 924: MPUPF Technical data
Characteristic
Operation accuracy
Operate time accuracy
Suppression of harmonics
Reset time
Arc protection ARCSARC
Identification
Function description
Arc protection
Function block
GUID-9EDC93BD-C970-4A66-98C5-01B66D0BE081 V1 EN
Figure 532: Function block
Protection functions
Values (Range) Unit
0.00...100.00 %
-1.00...1.00
1=on
2=blocked
3=test
4=test/blocked
5=off
Value
Dependent on the frequency of the current
measured: f ±2 Hz
n
±0.018 for power factor
±(1.0% or 30 ms)
DFT: -50 dB at f = n × f
<40 ms
IEC 61850 IEC 60617
identification identification
ARCSARC ARC
Section 4
Description
Ratio of start time /
operate time
Calculated value of the 3–
phase power factor
Status
, where n = 2, 3, 4, 5, 6, 7
n
ANSI/IEEE C37.2
device number
AFD
983