2.13 Programmable stages (99)
2 Protection functions
Technical description
88
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VM59.EN001
Parameters of the programmable stages PrgN (99)
Parameter
Value
Unit
Description
Note
Enable for
Prg”n”
Enaled
Disabled
Activation of the
programmable stage
Set
Priority
ms
Software task priority of the
protected stage
Set
Status
-
Blocked
Start
Trip
Current status of the stage
F
F
Force
Off
On
Force flag for status forcing
for test purposes. This is a
common flag for all stages and
output relays, too.
Automatically reset by a 5-
minute timeout.
Set
Timebase
for input
value
cycletime of the selected
protection signal
Set
Coupling
Selected protection signal
Set
Value
Current primary value of the
selected protection signal
Cmp
>
<
Mode of comparison
Over protection
Under protection
Set
SetGrp
1 or 2
Active setting group
Set
SGrpDI
-
DIx
VIx
LEDx
VOx
Fx
Digital signal to select the
active setting group
None
Digital input
Virtual input
LED indicator signal
Virtual output
Function key
Set
Pickup
Pick up value scaled to
primary level
Pickup
pu
Pick up setting in pu
Set
t
s
Definite operation time.
Set
Hyster
%
Dead band setting
Set
NoCmp
pu
Minimum value to start under
comparison. (Mode='<')
Set
Set = An editable parameter (password needed)
C = Can be cleared to zero
F = Editable when force flag is on
Recorded values of the latest eight faults
There is detailed information available of the eight latest
faults: Time stamp, fault value and elapsed delay.
