User manual
Planning simple systems
One-family house with four indoor stations
Fig. 17
An ABB-Welcome system with up to four indoor stations
can
be set up in a one-family house without further calculation.
Also up to four ABB-WelcomeTouch can be connected to the
system controller.
Multifamily houses
The following table serves to calculate the maximum number
of devices with power supply in multifamily houses.
Note: The table applies only to apartments with one to two
indoor stations.
Calculation of consumption for system controller
Device Number Consumption units
Number x
Consumer units
Indoor stations
ABB-Welcome audio indoor station with handset 1
ABB-Welcome audio indoor station with display 2
ABB-WelcomeTouch 11
ABB-Welcome IP gateway for Busch-ComfortTouch
®
11
Video outdoor stations
ABB-Welcome video outdoor station, 1gang, 2gang, 3-gang
8
ABB-Welcome video outdoor station, 4
gang, 6gang 10
ABB-Welcome video outdoor station, 8
gang, 12gang 13
Audio outdoor station
ABB-Welcome audio outdoor station, 1
gang
, 2
gang
, 3
-gang
5
ABB-Welcome audio outdoor station, 4
gang, 6gang 6
ABB-Welcome audio outdoor station, 10
gang, 15gang 11
System devices
ABB-Welcome door/light switch actuators 2
Only for two indoor stations per apartment
Number of apartments with two audio indoor stations 1 or 2
Number of apartments with one audio indoor station and one
ABB-WelcomeTouch
1 or 2
Number of apartments with two
ABB-WelcomeTouch
Must not be
considered
Must not
be
considered
Total number of consumer units
must not exceed 65
"1 or 2": If an ABB-
Welcome audio
indoor station with
display is installed in
the apartments, please
attach 2 consumer
units; otherwise attach
only 1 consumer unit.
24 Planning ABB-Welcome systems | User Manual ABB-Welcome