Chapter 2
System Description
Version: A.02
Product Description ENS31
Page 7 of 20
Issue: 20.09.2005
2.3 Connections
The following connections are provided at the top edge of the ENS31:
< R E L A I S
1 2 3 4
<KONTAKTE
1 2
< N E T Z
N L1 L2 L3
A
B
C
A
4 connection terminals for contactor control, potential-free,
B
2 connection terminals to connect positively driven auxiliary contacts,
C
4 connection terminals to connect three phases and the neutral
conductor.
Note
The connection of the unit is described in the Installation Manual.
