ABB RELION REX640 Technical Manual page 802

Protection functions
MPDIF Input signals
Table 717: MPDIF Input signals
Name
I3P1
I3P2
BLOCK
BLK_OPR_LS
BLK_OPR_HS
MPDIF Output signals
Table 718: MPDIF Output signals
Name
OPERATE
OPR_LS
OPR_HS
INT_BLKD
4.3.7.8 MPDIF Settings
Table 719: MPDIF Group settings (Basic)
Parameter Values (Range)
Low operate value 5...30
High operate value 100...1000
Slope section 2 10...50
End section 1 0...100
End section 2 100...300
802
Type
SIGNAL
SIGNAL
BOOLEAN
BOOLEAN
BOOLEAN
Type
BOOLEAN
BOOLEAN
BOOLEAN
BOOLEAN
Unit Step
%Ir 1
%Ir 10
% 1
%Ir 1
%Ir 1
Default Description
- Three-phase currents
1
- Three-phase currents
2
0=False Block signal for acti-
vating the blocking
mode
0=False Blocks operate out-
puts from biased
stage
0=False Blocks operate out-
puts from instantane-
ous stage
Description
Operate
Operate from low set
Operate from high set
Internal block status
Default
5
500
30
50
150
1MRS759142 F
Description
Basic setting for
the stabilized stage
start
Instantaneous
stage operate value
Slope of the second
line of the operat-
ing characteristics
Turn-point between
the first and the
second line of
the operating char-
acteristics
Turn-point between
the second and the
third line of the op-
erating characteris-
tics
REX640
Technical Manual