ABB RELION 620 Series Technical Manual page 494

Section 4
Protection functions
4.2.8.6
4.2.8.7
Table 470: MFADPSDE Group settings (Basic)
Parameter
Directional mode
Voltage start value
Operate delay time
Table 471: MFADPSDE Group settings (Advanced)
Parameter
Operating quantity
Min operate current
Tilt angle
Table 472: MFADPSDE Non group settings (Basic)
Parameter
Operation
Operation mode
488
Signals
Table 468: MFADPSDE Input signals
Name
Io
Uo
BLOCK
RELEASE
RESET
Table 469: MFADPSDE Output signals
Name
OPERATE
START
BLK_EF
INTR_EF
PEAK_IND
Settings
Values (Range) Unit
2=Forward
3=Reverse
0.01...1.00 xUn
60...1200000 ms
Values (Range) Unit
1=Adaptive
2=Amplitude
0.005...5.000 xIn
2.0...20.0 deg
Values (Range) Unit
1=on
5=off
1=Intermittent EF
3=General EF
4=Alarming EF
Type Default Description
SIGNAL 0 Residual current
SIGNAL 0 Residual voltage
BOOLEAN 0=False Block signal for activating the blocking mode
BOOLEAN 0=False External trigger to release neutral admittance
protection
BOOLEAN 0=False External trigger to reset direction calculatio
Type Description
BOOLEAN Operate
BOOLEAN Start
BOOLEAN Block signal for EF to indicate opposite direction
peaks
BOOLEAN Intermittent earth-fault indication
BOOLEAN Current transient detection indication
Step Default
2=Forward
0.01 0.10
10 500
Step Default
1=Adaptive
0.001 0.010
0.1 5.0
Step Default
1=on
3=General EF
1MRS757644 F
Description
Directional mode
Voltage start value
Operate delay time
Description
Operating quantity selection
Minimum operate current
Characteristic tilt angle
Description
Operation Off / On
Operation criteria
Technical Manual
620 series