ABB Welcome User Manual page 28

Multifamily house with 4 apartments, in each apartment:
one ABB-WelcomeTouch
Calculation of consumption for system controller
Device
Indoor stations
ABB-WelcomeTouch
Video outdoor stations
ABB-Welcome video outdoor station, 4gang
Total number of consumer units must not exceed 65
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 12 private apartments, in each
apartment: one ABB-WelcomeTouch and one ABB-
Welcome audio indoor station with handset
Calculation of consumption for system controller
Device
Indoor stations
ABB-Welcome audio indoor station with handset
ABB-WelcomeTouch
Video outdoor stations
ABB-Welcome video outdoor station, 12gang
Only for two ABB-Welcome indoor stations per
apartment
Number of apartments with one audio indoor station and
one ABB-WelcomeTouch
Total number of consumer units must not exceed 65
The consumer units required are covered by the system
controller (65 consumer units) and the five auxiliary power
supplies (5x45=225). The maximum number of devices of the
internal bus line and the maximum number of outputs of the
auxiliary power supplies are not exceeded.
28 Planning ABB-Welcome systems | User Manual ABB-Welcome
Fig. 20
Number
4
1
Fig. 21
Number
12
12
1
12
Consumer units Number x Consumer units
11 44
10 10
54
Number x
Consumer units
Consumer units
1 12
11 132
13 13
1 or 2: 1 12
169
"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.