Hydraulic Connection Requirements - Viessmann BW 30 .CS Series Installation And Service Instructions Manual

Requirements for on-site connections
Note
The width of the heat pump is given with and without
side panels. The dimensions without side panels are
the transport dimensions.
Type BW 302.CS140 to BW 302.CS230
200
343
368
Fig. 9
A flow, primary circuit (inlet):
Victaulic 3 (DN 80)
"
B flow, secondary circuit (outlet):
Victaulic 2 (DN 65)
½"
C return, primary circuit (outlet):
Victaulic 3 (DN 80)
"
Note
The width of the heat pump is given with and without
side panels. The dimensions without side panels are
the transport dimensions.

Hydraulic connection requirements

■ Make on-site hydraulic connections stress-free.
■ Make the hydraulic connections between several
heat pumps on site.
All components required for the cooling circuit must
■
be provided on site. This must be achieved with an
appropriately sized plate heat exchanger.
(cont.)
1932
D return, secondary circuit (inlet):
Victaulic 2
½"
Low voltage < 50 V
E
Power supply 230 V/50 Hz
F
Power supply 400 V/50 Hz
G
Preparing for installation
(DN 65)
17