6
Heating system designs
System version 1
One direct connected heating circuit without mixer
A
Boiler with Vitotronic 200
B
DHW cylinder
C
KM BUS user or
KM BUS distributor, (
only
with
several KM BUS users)
D
Heating circuit without mixer A1
Plug
!
Outside temperature sensor
§
Boiler temperature sensor
%
Cylinder temperature sensor
sÖ
A1 Heating circuit pump
(accessory)
sA
Cylinder primary pump
(accessory)
sK
DHW circulation pump (on site)
fÖ
Mains power connection
(230V/50Hz)
fA
Burner stage 1
lÖ
Burner stage 2/mod.
aVG
KM BUS user/distributor
(accessory)
a:A
Two−stage/mod. burner
extension
Automatic changeover
00:2
with DHW cylinder
5862700GB
A1
D
B
C
A