8.12.4
Signals
Table 229:
NS2PTOC Input signals
Name
Type
Default
Description
I3P
GROUP
SIGNAL
-
Group connection for neg seq.
BLOCK
BOOLEAN
0
Block of function
BLKST1
BOOLEAN
0
Block of step 1
BLKST2
BOOLEAN
0
Block of step 2
BLKTR
BOOLEAN
0
Block of trip signals
Table 230:
NS2PTOC Output signals
Name
Type
Description
TRIP
BOOLEAN
Common trip signal
TR1
BOOLEAN
Trip signal from step 1
TR2
BOOLEAN
Trip signal from step 2
START
BOOLEAN
Common start signal
ST1
BOOLEAN
Start signal from step 1
ST2
BOOLEAN
Start signal from step 2
ALARM
BOOLEAN
Alarm signal
NSCURR
REAL
Negative sequence current in primary amps
8.12.5
Settings
Table 231:
NS2PTOC Group settings (basic)
Name
Values (Range)
Unit
Step
Default
Description
Operation
Off
On
-
-
Off
Operation Off / On
tAlarm
0.00 - 6000.00
s
0.01
3.00
Time delay for Alarm (operated by START
signal), in sec
OpStep1
Off
On
-
-
On
Enable execution of step 1
I2-1>
3 - 500
%IB
1
10
Negative sequence current level for step 1
in % of IBase
CurveType1
Definite
Inverse
-
-
Definite
Selection of definite or inverse time-
characteri. for step 1
t1
0.00 - 6000.00
s
0.01
10.00
Definite time delay for trip of step 1, in sec
tResetDef1
0.000 - 60.000
s
0.001
0.000
Time delay for reset of definite timer of
step 1, in sec
K1
1.0 - 99.0
s
0.1
10.0
Neg. seq. capability value of generator for
step 1, in sec
t1Min
0.000 - 60.000
s
0.001
5.000
Minimum operate time for inverse curves
for step 1
Table continues on next page
1MRK502052-UEN B
Section 8
Current protection
437
Technical manual
Содержание Relion REG670
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