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Technical description
3 Supporting functions
3.10 Combined overcurrent status
VM50.EN004
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133
Line fault parameters
Parameter Value
Unit
Description
Note
IFltLas
xImode Current of the latest
overcurrent fault
(Set)
LINE ALARM
AlrL1
AlrL2
AlrL3
0
1
Start (=alarm) status for
each phase.
0=No start since alarm
ClrDly
1=Start is on
OCs
0
1
Combined overcurrent
start status.
AlrL1=AlrL2=AlrL3=0
AlrL1=1 orAlrL2=1 or
AlrL3=1
LxAlarm
On
Off
'On' Event enabling for
AlrL1...3
Events are enabled
Events are disabled
Set
LxAlarmOff
On
Off
'Off' Event enabling for
AlrL1...3
Events are enabled
Events are disabled
Set
OCAlarm
On
Off
'On' Event enabling for
combined o/c starts
Events are enabled
Events are disabled
Set
OCAlarmOff
On
Off
'Off' Event enabling for
combined o/c starts
Events are enabled
Events are disabled
Set
IncFltEvnt
On
Off
Disabling several start
and trip events of the
same fault
Several events are
enabled
*)
Several events of an
increasing fault is
disabled
**)
Set
ClrDly
0 ... 65535
s
Duration for active alarm
status AlrL1, Alr2, AlrL3
and OCs
Set