Plant diagram 22:
Brine-to-water heat pump, DHW storage tank with DHW charging pump Q3, buffer
storage tank, mixing or pump heating circuit, and mixing cooling circuit for passive
cooling.
Y21
Y1/Y2
Q2
B1
RG
B21
K1/E11
B71
B92
Q8/E14
B91
E9
P
P
B81 E10
B83
Y28
Q9
Q3
B3
23
5
5
A
22
E15
E26
E24
B9
RVS41..
RVS61..
QX1
Q3
QX2
Q8/K19
QX3
Q9
QX5
Y21
QX6
Y28
QX8
K1
BX1
B3
BX4
B4
BX5
B41
QX2
Y28
QX3
Y21
BX1
B4
BX2
B41
AVS75.390 (address 1)
QX21
Y1
QX22
Y2
QX23
Q2
BX21
B1
-
Multifunctional terminals
Plant diagram 23:
Brine-to-water heat pump, combi storage tank with DHW diverting valve Q3, mixing or
pump heating circuit, and mixing cooling circuit for passive cooling.
B21
K1/E11
B71
B92
Q8/E14
B91
E9
P
P
B81 E10
B83
Y28
Y21
Q3
Q9
Y1/Y2
Q2
B1
RG
23
55A
23
E15
E26
E24
B9
239/258
Siemens Switzerland Ltd
User manual RVS61.843, RVS41.813
CE1U2355en_02
HVAC Products
7 Plant diagrams
28. September 2009