User manual

Multifamily house with 4 apartments, in each apartment:
one ABB-WelcomeTouch
Fig. 20
Calculation of consumption for system controller
Device Number Consumer units Number x Consumer units
Indoor stations
ABB-WelcomeTouch 4 11 44
Video outdoor stations
ABB-Welcome video outdoor station, 4gang 1 10 10
Total number of consumer units must not exceed 65 54
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
Fig. 21
Calculation of consumption for system controller
Device Number Consumer units
Number x
Consumer units
Indoor stations
ABB-Welcome audio indoor station with handset 12 1 12
ABB-WelcomeTouch 12 11 132
Video outdoor stations
ABB-Welcome video outdoor station, 12gang 1 13 13
Only for two ABB-Welcome indoor stations per
apartment
Number of apartments with one audio indoor station and
one ABB-WelcomeTouch
12 1 or 2: 1 12
Total number of consumer units must not exceed 65 169
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.
"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.
28 Planning ABB-Welcome systems | User Manual ABB-Welcome