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2.6 Current unbalance protection
I2>, I’2> (46)
2 Protection functions
Technical description
62
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VM265.EN011
Parameters of the current unbalance stage I
2
>, I’
2
> (46)
Parameter
Value
Unit
Description
Note
Status
-
Blocked
Start
Trip
Current status of the stage
F
F
SCntr
Cumulative start counter
C
TCntr
Cumulative trip counter
C
SetGrp
1 or 2
Active setting group
Set
SGrpDI
-
DIx
VIx
LEDx
VOx
Digital signal to select the
active setting group
None
Digital input
Virtual input
LED indicator signal
Virtual output
Set
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
I2/In
%In
The supervised value.
I2>
%In
Pick-up setting
Set
t>
s
Definite operation time
(Type=DT)
Set
Type
DT
INV
Definite time
Inverse time (Equation )
Set
K1
s
Delay multiplier (Type =INV)
Set
For details of setting ranges see chapter 9.3.
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, unbalance current, elapsed delay and
setting group.
Recorded values of the current unbalance stage (8 latest
faults) I2>, I’2> (46)
Parameter
Value
Unit Description
yyyy-mm-dd
Time stamp of the recording, date
hh:mm:ss.ms
Time stamp, time of day
Flt
%In Maximum unbalance current
EDly
%
Elapsed time of the operating time
setting. 100% = trip
SetGrp
1
2
Active setting group during the
fault
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