Viessmann Vitocal 222-A - Page 44

44
Outdoor unit: Overview of electrical connections
Types 221.A04 to 221.A08, 230 V~
E
F
A
BC D
Fig. 36
A
EEV PCB (refrigerant circuit controller)
B
Fan fuse 6.3 A (slow)
C
Refrigerant circuit controller fuse 6.3 A (slow)
D
Inverter
E
Mains terminals 230 V/50 Hz:
See page 48.
F
Terminal for Modbus cable between indoor/outdoor
unit: See next chapter.
Types 221.A10 to 221.A16, 230 V~
E
F
A
BC D
Fig. 37
A
EEV PCB (refrigerant circuit controller)
B
Fan fuse 6.3 A (slow)
C
Refrigerant circuit controller fuse 6.3 A (slow)
D
Inverter
E
Mains terminals 400 V/50 Hz:
See page 49.
F
Terminal for Modbus cable between indoor/outdoor
unit: See next chapter.
Installation sequence
Electrical connection (cont.)
5831412
Installation