VAMP 265 - Page 77

Technical description
2 Protection functions
2.11 Arc fault protection
(50ARC/50NARC) (optional)
VM265.EN011
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77
Parameters of arc protection stages
ArcI>, ArcI’>, ArcI
01
>, ArcI
02
> (50ARC/50NARC)
Parameter
Value
Unit
Description
Note
Status
-
Start
Trip
Current status of the stage
Light detected according ArcIn
Light and overcurrent detected
F
F
LCntr
Cumulative light indication
counter. S1, S2 or BI.
C
SCntr
Cumulative light indication
counter for the selected inputs
according parameter ArcIn
C
TCntr
Cumulative trip counter
C
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
ILmax
I‟Lmax
Io1
Io2
Value of the supervised signal
Stage ArcI>
Stage ArcI‟>
Stage ArcI
01
>
Stage ArcI
02
>
ArcI>
ArcI‟>
ArcIo1>
ArcIo2>
pu
pu
pu
pu
Pick up setting xI
N
Pick up setting xI‟
N
Pick up setting xI
01N
Pick up setting xI
02N
Set
ArcIn

S1
S2
S1/S2
BI
S1/BI
S2/BI
S1/S2/BI
Light indication source
selection
No sensor selected
Sensor 1 at terminals X6:4-5
Sensor 2 at terminals X6:6-7
Terminals X6:1-3
Set
Delayed light signal output
Ldly
s
Delay for delayed light output
signal
Set
LdlyCn

S1
S2
S1/S2
BI
S1/BI
S2/BI
S1/S2/BI
Light indication source
selection
No sensor selected
Sensor 1 at terminals X6:4-5
Sensor 2 at terminals X6:6-7
Terminals X6:1-3
Set
For details of setting ranges see chapter 9.3.
Set = An editable parameter (password needed)