ABB RELION REX640 Technical Manual page 676

Protection functions
Name
BLOCK_LS
ENA_MULT_HS
LNPLDF Output signals
Table 648: LNPLDF Output signals
Name
OPERATE
START
STR_LS_LOC
STR_LS_REM
OPR_LS_LOC
OPR_LS_REM
OPR_HS_LOC
OPR_HS_REM
BLKD2H_LOC
BLKD2H_REM
PRO_ACTIVE
4.3.1.9 LNPLDF Settings
Table 649: LNPLDF Group settings (Basic)
Parameter Values (Range)
Low operate value 10...200
High operate value 200...4000
Start value 2.H 10...50
High Op value Mult 0.5...1.0
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676
Type
BOOLEAN
BOOLEAN
Type
BOOLEAN
BOOLEAN
BOOLEAN
BOOLEAN
BOOLEAN
BOOLEAN
BOOLEAN
BOOLEAN
BOOLEAN
BOOLEAN
BOOLEAN
Unit Step
%Ir 1
%Ir 1
% 1
0.1
Default Description
0=False Signal for blocking
the stab. stage
0=False Enables the high
stage multiplier
Description
Operate, local or remote,
stabilized or instantaneous
stage
Start, local or remote
Start stabilized stage local
Start stabilized stage remote
Operate stabilized stage local
Operate stabilized stage re-
mote
Operate instantaneous stage
local
Operate instantaneous stage
remote
Restraint due 2nd harmonics
detected local
Restraint due 2nd harmonics
detected remote
Status of the protection, true
when function is operative
Default
10
2000
20
1.0
1MRS759142 F
Description
Basic setting for
the stabilized stage
start
Instantaneous
stage operate value
The ratio of the
2. harmonic com-
ponent to funda-
mental component
required for block-
ing
Multiplier for scal-
ing the high stage
operate value
REX640
Technical Manual