Viessmann Energy meter Installation And Service Instructions For Contractors page 8

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Electrical connections
Connecting the current sensors
In a 1-phase power circuit
N
230 V~
A
L1
Fig. 3
From the main electricity meter
A
B
To the RCD
Current sensor with 3 m connecting cable (energy
C
meter standard delivery)
Energy meter
D
8
B
C
D
13 14151617181920212223242526
1 2 3 4 5 6
N L1 L2 L3
S
7 8 9 101112
Core assignment
1
Red
2
Black
Connect current sensors in the correct position, as
shown in fig. 3:
Green point facing in the direction of the RCD
Arrow of the "K
L" imprint (on the inside of current
Ó
sensor clip) pointing in the direction of the RCD

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