Viessmann Energy meter - Page 11

11
In a 3-phase power circuit
S
1 2
3
4
5
6
7
8 9 10
1112
13
14
1516
17
181920
2122
23
24
2526
N L1 L2 L3
L1L2L3N
3 x 230 V~ / 400 V~
C
D
?
A
B
E
N GND L
Fig. 6
A
Output control module
B
Fuse 16 A (slow)
C
Power cable for energy meter
D
Energy meter
E
Power cable for output control module
Connect the power cable to the energy meter as
shown in fig. 5 and 6.
Recommended power cable
■
In a 1-phase power circuit: 3-core with a cross-sec-
tion of 2.5 mm
2
■
In a 3-phase power circuit: 5-core with a cross-sec-
tion of 2.5 mm
2
Electrical connections
Power supply (cont.)
5678 581 GB
Service