ABB RELION REX640 Technical Manual page 1054

Protection functions
Parameter Values (Range)
2=Mho (circular)
Table 986: DSTRPSB Non group settings (Advanced)
Parameter Values (Range)
Ng Seq current
0=False
Spvn
1=True
Max Ng Seq current 0.01...10.00
Ng Seq current 20...1000
time
Slow swing Spvn
0=False
1=True
Slow swing time 80...60000
Pulse time 20...60000
4.7.6.9 Monitored data
DSTRPSB Monitored data
Table 987: DSTRPSB Monitored data
Name Type
Z1_AMPL FLOAT32
Z1_ANGLE FLOAT32
DSTRPSB Enum
4.7.6.10 Technical data
Table 988: DSTRPSB Technical data
Characteristic
Operation accuracy
Table continues on the next page
1054
Unit Step
Unit Step
xIn 0.01
ms 10
ms 10
ms 10
Values (Range)
0.00...99999.00
-180.00...180.00
1=on
2=blocked
3=test
4=test/blocked
5=off
Default
Default
0=False
0.20
20
0=False
2000
500
Unit
ohm
deg
Value
At the frequency f = fn
Current:
±1.5% of the set value or ±0.002 × I
Impedance:
1MRS759142 F
Description
Description
Negative sequence
current supervision
enabled
Maximum allowed
negative sequence
current for power
swing detection
Time for negative
sequence current
supervision block-
ing the function
Slow swing super-
vision enabled
Time for slow
swing supervision
blocking the func-
tion
Time for holding
output PSB
Description
Positive sequence im-
pedance amplitude
Positive sequence im-
pedance phase angle
Status
n
REX640
Technical Manual