Viessmann AWT-AC 221.A04, Инструкция по установке и обслуживанию

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54
External unit power supply (230 V~/400 V~)
■ Economy tariff and power-OFF can be
used.
■ No parameters need to be set when
using economy tariff with power-OFF.
The compressor is shut down during
the power-OFF period.
■ During power-OFF, the diagnostic
functions for the external unit are not
supported.
Note
Free terminals for internal use.
External unit power supply 230 V~
Type AWT-AC
221.A04
?
C N L
?
B
L1 N
A
221.A07
COM
Ni
?
Li N
0
L
0
B
?
N L1
A
?
221.A10 and A13
?
N L
?
N L
C2 C1
B
?
N L1
A
A External unit wiring chamber (see
page 49)
B Power supply 230 V/50 Hz
Type AWT-AC 221.A04 221.A07 221.A10 221.A13
Recommended power
cable 3 x 2.5 mm 2
(max 29 m)
3 x 2.5 mm 2
(max 25 m)
3 x 2.5 mm 2
(max. 20 m)
3 x 4.0 mm 2
(max. 20 m)
or
3 x 4.0 mm
2
(max. 32 m)
3 x 6.0 mm
2
(max. 30 m)
Fuse protection B20A B20A B20A B32A
Installation sequence
Power supply
(cont.)
5782 201 GB