Viessmann Vitocal 252-A Series - Page 85

85
Outdoor unit with 2 fans, types ...A10 to A13
72
2 3 4 5 6
CAN H
CAN L
GND
GN
WH
BN
CAN
H
GND
L
X7
WH
GN
BN
Vitocal 230 V
Vitocal 400 V
A
Fig. 65
A
Ferrite
Colour coding to IEC 60757:
BN Brown
GN Green
WH White
Electrical connections
Indoor/outdoor unit CAN bus communication cable… (cont.)
6222080
Installation