5
Application Example 2
System with one heating circuit with mixing valve
Boiler with Vitotronic 300
Domestic hot water tank
KM-BUS Expansion Module
(accessory) for the connection of
several KM-BUS participants
Heating circuit with mixing valve
Power Pump Module
Low water cut-off device
Mixing valve actuator accessory kit
Connectors
Outdoor temperature sensor
Supply temperature sensor
(accessory)
*2
Boiler temperature sensor
DHW tank temperature sensor
Return water temperature sensor
(accessory)
*2,3
KM-BUS participant
Extension for
two-stage/modulating burner
*4
M1 Heating circuit pump
*2
Mixing valve circuit
DHW production pump
(accessory)
DHW recirculation pump
(installed on site)
Power supply
(120 VAC, 60 Hz)
Burner, single-stage
*4
Burner, two-stage/
modulating
*4
Required Equipment
Description
Qty
Part No.
Vitotronic 300
1
Z001 231
Mixing valve actuator accessory kit (with mixing valve motor and supply temperature
sensor) for Viessmann mixing valve
1
7133 392 (old version)
or
7837 524 (new version)
Available System Accessories
Vitotrol remote control
Room temperature sensor
Return water temperature sensor
Switching Module-V for expanding
the range of control functions
KM-BUS Expansion Module
Flue gas temperature sensor
*1
Supply check valve, only required if piping connection is made on one common boiler return.
*2
To be connected in accessory kit.
*3
In connection with underfloor heating when control measures supply and return water temperature.
*4
Included in standard equipment.
5
3
0
3
2
6
9
v
1
.3
Summary of Contents for Vitotronic 300 KW3
Page 25: ...Appendix 25 5303 269 v1 3...
Page 26: ...Appendix 26 5303 269 v1 3...
Page 27: ...Appendix 27 5303 269 v1 3...
