VAMP Ltd
Arc protection system
Technical description
VAMP 221
VM221.EN013
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57
VAMP 4R
Rated voltage U
aux
24 V dc
Current consumption
- one relay group activated
- both relay groups activated
20 mA stby
80 mA
180 mA
VA 1 DA, VA 1 EH, VA 1 DP
Rated voltage U
aux
12 V dc (from I/O unit)
Power consumption
< 35 mW (in normal mode)
< 450 mW (activated)
6.1.3.
Digital inputs (BI/O bus)
VAMP 221
Number of inputs
2 pcs L> in
(La> tripping group 1,
Lb> tripping group 2)
2 pcs I> out
Ia> tripping group 1,
Ib> tripping group 2)
1 pcs I> in/out
Internal operating voltage
48 V dc
Load capacity (max.)
5 mA
Terminal:
- Phoenix MVSTBW or similar
Maximum cross-section area of wire
2.5 mm
2
(13-14 AWG)
VAM 10L, VAM 3L, VAM 3LX
Number of inputs
1 pcs I> in
1 arc fault trip out
Internal operating voltage
24…48 V dc (BIO in)
24 V dc (BIO out)
Load capacity (max.)
5 mA
Terminal:
- Phoenix MVSTBW or similar
Maximum cross-section area of wire
2.5 mm
2
(13-14 AWG)
VAM 4C
Number of inputs
1 pcs L> in
1 pcs I> out
Internal operating voltage
24…48 V dc (BIO in)
24 V dc (BIO out)
Load capacity (max.)
5 mA
Terminal:
- Phoenix MVSTBW or similar
Maximum cross-section area of wire
2.5 mm
2
(13-14 AWG)