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10.1.4
Signals
PID-6806-INPUTSIGNALS v2
Table 176:
CCSSPVC Input signals
Name
Type
Default
Description
I3P
GROUP
SIGNAL
-
Group signal for three phase current input
IREF
GROUP
SIGNAL
-
Residual reference current input
BLOCK
BOOLEAN
0
Block of function
PID-6806-OUTPUTSIGNALS v2
Table 177:
CCSSPVC Output signals
Name
Type
Description
FAIL
BOOLEAN
Detection of current circuit failure
ALARM
BOOLEAN
Alarm for current circuit failure
10.1.5
Settings
PID-6806-SETTINGS v2
Table 178:
CCSSPVC Group settings (basic)
Name
Values (Range)
Unit
Step
Default
Description
Operation
Off
On
-
-
Off
Operation Off / On
IMinOp
10 - 200
%IB
1
20
Minimum operate current differential
level in % of IBase
Table 179:
CCSSPVC Group settings (advanced)
Name
Values (Range)
Unit
Step
Default
Description
Ip>Block
20 - 500
%IB
1
150
Block of the function at high phase
current, in % of IBase
Table 180:
CCSSPVC Non group settings (basic)
Name
Values (Range)
Unit
Step
Default
Description
GlobalBaseSel
1 - 12
-
1
1
Selection of one of the Global Base
Value groups
10.1.6
Operation principle
M12396-5 v10
Current circuit supervision CCSSPVC compares the absolute value of the vectorial
sum of the three phase currents |ΣIphase| and the absolute value of the residual
current |Iref| from another current transformer set, see figure
.
Section 10
1MRK 506 382-UEN A
Secondary system supervision
316
Line distance protection REL650 2.2 IEC
Technical manual
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