8.7.4
Signals
Table 104:
CCRPLD Input signals
Name
Type
Default
Description
I3P
GROUP
SIGNAL
-
Three phase group signal for current inputs
BLOCK
BOOLEAN
0
Block of function
CLOSECMD
BOOLEAN
0
Close order to CB
OPENCMD
BOOLEAN
0
Open order to CB
EXTPDIND
BOOLEAN
0
Pole discordance signal from CB logic
Table 105:
CCRPLD Output signals
Name
Type
Description
TRIP
BOOLEAN
Trip signal to CB
START
BOOLEAN
Trip condition TRUE, waiting for time delay
8.7.5
Settings
Table 106:
CCRPLD Group settings (basic)
Name
Values (Range)
Unit
Step
Default
Description
Operation
Off
On
-
-
Off
Operation Off / On
tTrip
0.000 - 60.000
s
0.001
0.300
Time delay between trip condition and trip
signal
ContSel
Off
PD signal from CB
-
-
Off
Contact function selection
CurrSel
Off
CB oper monitor
Continuous monitor
-
-
Off
Current function selection
CurrUnsymLevel
0 - 100
%
1
80
Unsym magn of lowest phase current
compared to the highest.
CurrRelLevel
0 - 100
%IB
1
10
Current magnitude for release of the
function in % of IBase
Table 107:
CCRPLD Non group settings (basic)
Name
Values (Range)
Unit
Step
Default
Description
GlobalBaseSel
1 - 6
-
1
1
Selection of one of the Global Base Value
groups
Section 8
1MRK 504 135-UEN A
Current protection
186
Technical manual
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