VAMP 259 - Arc Fault Protection Stages (Option)

Technical description
9 Technical data
9.3 Protection stages
VM259.EN007
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291
9.3.9. Arc fault protection stages (option)
The operation of the arc protection depends on the setting value of the
ArcI>, ArcI
0
> and ArcI
02
> current limits. The arc current limits cannot be
set, unless the device is provided with the optional arc protection card.
Arc protection stage ArcI> (50ARC), option
Setting range
0.5 - 10.0 x I
n
Arc sensor connection
S1, S2, S1/S2, BI, S1/BI, S2/BI, S1/S2/BI
- Operating time (Light only)
13 ms
- Operating time (4xIset + light)
17ms
- Operating time (BIN)
10 ms
- Operating time (Delayed Arc L>)
0.01 – 0.15 s
- BO operating time
<3 ms
Reset time
<95 ms
Reset time (Delayed ARC L)
<120 ms
Reset time (BO)
<85 ms
Reset ratio
0.90
Inaccuracy:
- Starting
10% of the set value
- Operating time
±5 ms
- Delayed ARC light
±10 ms
Arc protection stage ArcI
0
> (50NARC), option
Setting range
0.5 - 10.0 x I
n
Arc sensor connection
S1, S2, S1/S2, BI, S1/BI, S2/BI, S1/S2/BI
- Operating time (Light only)
13 ms
- Operating time (4xIset + light)
17ms
- Operating time (BIN)
10 ms
- Operating time (Delayed Arc L>)
0.01 – 0.15 s
- BO operating time
<3 ms
Reset time
<95 ms
Reset time (Delayed ARC L)
<120 ms
Reset time (BO)
<85 ms
Reset ratio
0.90
Inaccuracy:
- Starting
10% of the set value
- Operating time
±5 ms
- Delayed ARC light
±10 ms