Viessmann Vitocal 222-S Installation And Service Instructions For Contractors page 47

Electrical connection
Outdoor unit: Overview of electrical connections
Types 221.C04 to 221.C08, 230 V~
B C D
A
Fig. 43
EEV PCB (refrigerant circuit controller)
A
Fan fuse 6.3 A (slow)
B
Refrigerant circuit controller fuse 6.3 A (slow)
C
D Inverter
Mains terminals 230 V/50 Hz:
E
See page 50.
Modbus terminal for bus cable, outdoor unit
F
indoor unit: See next chapter.
(cont.)
E
F
—
Types 221.C10 to 221.C16, 230 V~
BC D
A
Fig. 44
EEV PCB (refrigerant circuit controller)
A
Fan fuse 6.3 A (slow)
B
Refrigerant circuit controller fuse 6.3 A (slow)
C
D Inverter
Mains terminals 230 V/50 Hz:
E
See page 50.
Modbus terminal for bus cable, outdoor unit
F
indoor unit: See next chapter.
Installation sequence
E
F
—
47