16
EN
ATyS Controller A15 - 549779A - SOCOMEC
9.1.2. Metering and sensing detail
Network type
1P
3P+N
Source
1
1 phase
2 wire
3 phase
4 wire
Source
2
Source
1
1
N
1
3
2
N
Source
2
1
N
1
3
2
N
Voltage sensing
Source
1
-
V1
U12, U23, U31
V1, V2, V3
Source
2
-
V1
U12, U23, U31
V1, V2, V3
Source presence (source available)
a
a
Source in ranges (U, V, F)
a
a
CAUTION
In 3 phases with Neutral balanced networks, there is a risk that the loss of neutral will
not be detected.
To limit this risk the Dip switch 4 (Hysteresis) can be switched to position A. (Cf
chapter 10-5 programing).
