Siemens LMU54 Series Basic Documentation page 158

Hydraulic diagrams
(cont'd)
B3
WW KW
FS
B2
B7
Q8
Q1
Burner with inst.
DHW heater and
pump circuit (BMU)
Instantaneous DHW heater with primary heat exchanger and zone control with the RVA46...
B7 B2
KW
B4
Q3
B3
WW
FS
Q8
Q1
Burner with inst.
DHW heater and
pump circuit (BMU)
Instantaneous DHW heater with secondary heat exchanger and zone control with the RVA46...
158/171
Siemens Building Technologies
HVAC Products
Diagram 68
20 °C
B1.1
Q2.1
Y2.1
Mixing circuit 1
(mixing valve
clip-in or RVA46)
Alternatively, the mixing cicuits of the RVA46 can also be additional pump circuits
(including combinations).
Diagram 69
2 0 ° C
B1.1
Q2.1
Y2.1
Mixing circuit 1
(mixing valve
clip-in or RVA46)
Alternatively, the mixing cicuits of the RVA46 can also be additional pump circuits
(including combinations).
Basic Documentation LMU54... / LMU64...
14 Addendum: Hydraulic diagrams BMU
B1.2
Q2.2
Y2.2
Mixing circuit 2
(RVA46)
B1.2
Q2.2
Y2.2
Mixing circuit 2
(RVA46)
B1.n
Q2.n
Y2.n
Mixing circuit n
(RVA46)
B1.n
Q2.n
Y2.n
Mixing circuit n
(RVA46)
CC1P7494en
07.11.2002