Siemens LMU54 Series - Page 154

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Siemens Building Technologies Basic Documentation LMU54... / LMU64... CC1P7494en
HVAC Products 14 Addendum: Hydraulic diagrams BMU 07.11.2002
Diagram 51 Diagram 52
B2
B3
Q1
KW
WW
UV
B7
Y1
Q2
Y2
B1
B4
20 °C
7494h01_51
B2
Q1
B3
WW
KW
FS
B7
Q2
Y2
B1
Q8
20 °C
7494h01_52
Storage tank system with diverting valve (electromotoric or
electrohydraulic), pump circuit and mixing circuit
Instantaneous DHW heater with primary heat exchanger,
pump circuit and mixing circuit
Diagram 53 Diagram 54
B2
Q3
B7
KW
WW
B3
B4
FS
Q1
Q2
Y2
B1
Q8
20 °C
7494h01_53
B2B7
KW
WW
B3
B4
FS
UV
Q1
Y1
Q2
Y2
B1
20 °C
7494h01_54
Instantaneous DHW heater with secondary heat exchanger,
DHW pump, pump circuit and mixing circuit
Instantaneous DHW heater with secondary heat exchanger,
diverting valve (electromotoric or electrohydraulic), pump circuit
and mixing circuit
Hydraulic diagrams
(cont’d)