ABB RELION 620 Series Technical Manual page 511

1MRS757644 F
4.3.1.6
4.3.1.7
Table 478: MPDIF Group settings (Basic)
Parameter Values (Range)
Low operate value
High operate value
Slope section 2
End section 1
End section 2
Table 479: MPDIF Group settings (Advanced)
Parameter Values (Range)
Slope section 3
DC restrain enable
620 series
Technical Manual
Signals
Table 476: MPDIF Input signals
Name
I_A1
I_B1
I_C1
I_A2
I_B2
I_C2
BLOCK
BLK_OPR_LS
BLK_OPR_HS
Table 477: MPDIF Output signals
Name
OPERATE
OPR_LS
OPR_HS
INT_BLKD
Settings
Unit
5...30 %Ir
100...1000 %Ir
10...50 %
0...100 %Ir
100...300 %Ir
Unit
10...100 %
0=False
1=True
Type Default Description
Signal 0 Phase A primary current
Signal 0 Phase B primary current
Signal 0 Phase C primary current
Signal 0 Phase A secondary current
Signal 0 Phase B secondary current
Signal 0 Phase C secondary current
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
Section 4
Protection functions
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
505