Signals; Settings - ABB RELION REX640 Technical Manual

Section 4
Protection functions
4.3.7.7
4.3.7.8
Table 645: MPDIF Group settings (Basic)
Parameter
Low operate value
High operate value
Slope section 2
End section 1
End section 2
Table 646: MPDIF Group settings (Advanced)
Parameter
Slope section 3
DC restrain enable
718

Signals

Table 643: MPDIF Input signals
Name
I3P1
I3P2
BLOCK
BLK_OPR_LS
BLK_OPR_HS
Table 644: MPDIF Output signals
Name
OPERATE
OPR_LS
OPR_HS
INT_BLKD

Settings

Values (Range) Unit
5...30 %Ir
100...1000 %Ir
10...50 %
0...100 %Ir
100...300 %Ir
Values (Range) Unit
10...100 %
0=False
1=True
Type Default Description
SIGNAL - Three-phase currents 1
SIGNAL - Three-phase currents 2
BOOLEAN 0=False Block signal for activating the blocking mode
BOOLEAN 0=False Blocks operate outputs from biased stage
BOOLEAN 0=False Blocks operate outputs from instantaneous stage
Type Description
BOOLEAN Operate
BOOLEAN Operate from low set
BOOLEAN Operate from high set
BOOLEAN Internal block status
Step Default
1 5
10 500
1 30
1 50
1 150
Step Default
1 100
0=False
1MRS759142 C
Description
Basic setting for the stabilized stage start
Instantaneous stage operate value
Slope of the second line of the operating
characteristics
Turn-point between the first and the
second line of the operating
characteristics
Turn-point between the second and the
third line of the operating characteristics
Description
Slope of the third line of the operating
characteristics
Setting for enabling DC restrain feature
Technical Manual
REX640