ABB RELION REX640 - 4.8.1.10 Technical data; 4.8.2 Reverse power-directional overpower protection DOPPDPR (ANSI 32 R;32 O); 4.8.2.1 Identification; 4.8.2.2 Function block

Name Type Values (Range) Unit Description
PF_ANGLE FLOAT32 -180.00...180.00 deg Power factor angle
DUPPDPR Enum
1=on
2=blocked
3=test
4=test/blocked
5=off
Status
4.8.1.10 Technical data
Table 998: DUPPDPR Technical data
Characteristic Value
Operation accuracy
1
Depending on the frequency of the meas-
ured current and voltage:
f
n
±2 Hz
Power measurement accuracy ±3% of the set
value or ±0.002 × S
n
Phase angle: ±2°
Start time
2, 3
Typically 45 ms
Reset time Typically 30 ms
Reset ratio Typically 1.04
Operate time accuracy ±1.0% of the set value of ±20 ms
Suppression of harmonics -50 dB at f = n × f
n
, where n = 2, 3, 4, 5,…
4.8.2 Reverse power-directional overpower protection DOPPDPR
(ANSI 32R/32O)
4.8.2.1 Identification
Function description IEC 61850
identification
IEC 60617
identification
ANSI/IEEE C37.2
device number
Reverse power/directional over-
power protection
DOPPDPR P>/Q> 32R/32O
1
Measurement mode = “Pos Seq” (default)
2
U = U
n
, f
n
= 50 Hz, results based on statistical distribution of 1000 measurements
3
Includes the delay of the signal output contact
Protection functions 1MRS759142 F
1062 REX640
Technical Manual