Viessmann Divicon Series Installation Instructions Manual page 29

Extension kit with mixer PCB
E
D
L1
N
C
A Extension kit power supply
B Control unit power supply
C Power supply 230 V/50 Hz
D Fuse (max. 16 A)
E Mains isolator, 2-pole, on site (if
installed)
F Terminal box (on site)
F
40 40
B A
(cont.)
Make the power supply connection in
accordance with the diagram.
Danger
Incorrect core assignment can
result in serious injury and dam-
age to the appliance.
Never interchange cores "L" and
"N".
!
Please note
Incorrect phase sequence can
cause damage to the appliance.
Ensure phase equality with the
control unit power supply.
Colour coding to IEC 60757
BN Brown
BU Blue
GN/YE Green/yellow
29