22
Making the electrical connection of heat pump stage 1 (type BW 351.B) and stage 2 (type
BWS 351.B)
230 V~
230 V~
B C
B C
A
D
< 42 V
< 42 V
[C-Ö
X
aBH
C
aVG
B
aM]
B
s]
B
C
aVG
X
[XG
B
aM]
B
s]
B
aM]
aVG
B
s]
B
3.
2.
4.
1.
Fig. 11
A
Wiring chamber, heat pump stage 2 (type BWS)
B
LV < 42 V connecting leads:
■
With plugs
?
B
,
aJ
B
and
aVG
in the wiring
chamber of heat pump stage 1 (type BW)
■
With plugs
?
B
,
aJ
B
and
aVG
in the wiring
chamber of heat pump stage 2 (type BWS)
C
230 V~ connecting cables:
■
With plugs without ID in the wiring chamber of
heat pump stage 2 (type BWS)
■
With plugs
X
d-Ö
and
aBH
in the wiring chamber
of heat pump stage 1 (type BW)
D
Wiring chamber, heat pump stage 1 (type BW)
Installation sequence
Electrical connection
(cont.)
5855006
Installation
