Viessmann 301.BS090, Инструкции по установке и обслуживанию для подрядчиков

Страница: 25 / 100

25
Overview of connections, type WW 301.BS125 to WW 302.BS300
280
288
344
435
1130
659
1089
A
B
C
D
E FG
Fig.18
A
Flow, primary circuit (brine inlet):
Victaulic 3
"
B
Secondary circuit flow:
Victaulic 2
½"
heat pump water outlet
C
Return, primary circuit (brine outlet):
Victaulic 3
"
D
Secondary circuit return:
Victaulic 2
½"
heat pump water outlet
E
Power supply 400 V/50 Hz
F
Low voltage <50 V
G
Power supply 230 V/50 Hz
Note
Observe the separately supplied dimensions for pipe
knock-outs.
Note
The diagram above relates to versions with GEA plate
heat exchangers.
Use of the 2
½"
or 3
"
connection set (accessories)
800
A B
C
D
Fig.19
A
Victaulic couplings 2
½"
(secondary circuit) or 3
"
(primary circuit)
B
Flexible connection pipe with anti-vibration ele-
ments
C
Optional: Flange with 2
½"
(secondary circuit) or 3
"
(primary circuit) thread
D
Hydraulic line fixings
Note
This connection set is approved up to 3 bar pressure;
the Vitocal 300-G/W Pro up to 6 bar.
Installation sequence
Hydraulically connecting the primary/secondary…
(cont.)
5549 991 GB
Installation