User Manual

19/32
Building Technologies Division CC1N7491en
18.07.2018
Addendum: Applications
CH and instantaneous DHW heating with 3-port valve: CH and DHW storage tank with heating circuit pump and
3-port valve:
Room thermostat
HC1
Heat circuit 1
HC1
Q1
CH pump
LMU34...
Χ
p
Room
thermostat
DHW start
Boiler 1
Heat circuit 1
instantanous
CH
DHW
Q1
DHW
Motor 3 way valve
M
7491a01e/0107
Primary
heat
exchanger
Room thermostat
HC1
Heat circuit 1
HC1
LMU34...
Room
thermostat
DHW sensor
Boiler 1
Heat circuit 1
CH
DHW
Q1
CH pump
Q1
DHW storage tank
Motor 3 way valve
M
DHW sensor
7491a02e/0107
Primary
heat
exchanger
Single heating zone, controlled via 2-position room
thermostat:
Single heating zone, controlled via room thermostat,
weather-dependent heating curve:
HC1
Heat circuit 1
DHW
Χp
Boiler 1
instantanous
H
CH
DHW
Q1
CH pump
Room thermostat
HC1
Heat circuit 1
LMU34...
Room
thermostat
DHW start
Q1
External summer /
/ winter changeover
Motor 3 way valve
7491a03e/0107
Primary
heat
exchanger
HC 1
Heat circuit 1
Q1
CH pump
DHW
Χ
p
Boiler 1
instantanous
H
CH
DHW
OTS
Outside
temperatures
sensor
Room thermostat
HC1
Heat circuit 1
LMU34...
Room
thermostat
DHW start
Q1
External summer /
winter changeover
Outside
temperature
sensor
Motor
3 way valve
7491a04e/0107
Primary
heat
exchanger