Viessmann VITOCAL 300-G Installation And Service Instructions Manual page 82

Compact heat pump with electric drive single and two-stage, type bw/bws, ww/wws
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Installation sequence
Electrical connections
4.
[H
X
aVG
[G
X
B 230 V~ connecting cables with
plugs "X300" and aBH
C < 42 V low voltage leads with plugs
aJ and aVG
82
(cont.)
aVG
3.
< 42 V
aBH
[C-Ö
X
5.
D Primary pump power cable, if instal-
led (connection to terminals 4X41.4;
see next chapter)
B C
230 V

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