Multifamily houses with 15 private apartments, in each
apartment: one ABB-Welcome audio indoor station with
handset
Fig. 18
Calculation of consumption for system controller
Device Number Consumer units
Number x
Consumer units
Indoor stations
ABB-Welcome audio indoor station with handset 15 1 15
Audio outdoor station
ABB-Welcome audio outdoor station, 15gang
2 11 22
System devices
ABB-Welcome door/light switch actuators 1 2 2
Total number of consumer units
must not exceed 65
39
The consumer units required are covered by the system
controller. The maximum number of devices per internal bus
line is not exceeded. No auxiliary power supply required.
Multifamily houses with 10 private apartments, in each
apartment: one ABB-Welcome audio indoor station with
display and one ABB-Welcome audio indoor station with
handset
Fig. 19
Calculation of consumption for system controller
Device Number Consumer units
Number x
Consumer units
Indoor stations
ABB-Welcome audio indoor station with handset 10 1 10
ABB-Welcome audio indoor station with display 10 2 20
Audio outdoor station
ABB-Welcome audio outdoor station, 10gang
1 11 11
Only for two indoor stations per apartment
Number of apartments with two
ABB-Welcome audio indoor stations
10 1 or 2: 2 20
Total number of consumer units
must not exceed 65
61
The required number of consumer units are covered by the
system controller. The maximum number of devices per
internal bus line is not exceeded. The maximum lenghth is
100 m. No additional auxiliary power supply is necessary.
"1 or 2": If an ABB-
Welcome audio indoor
station with display is
installed, please attach 2
consumer units;
otherwise attach only
1 consumer unit.
26 Planning ABB-Welcome systems | User Manual ABB-Welcome
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