Installation
123
Aastra 415/430 as of R3.2
syd-0344/1.6 – R3.2 – 09.2014
Fig. 47 S bus, short, V-shaped
Fig. 48 S bus, long
Fig. 49 S bus, point-to-point
Greater distances (up to 8km) can be achieved using a standard commercial S bus
extension.
Restrictions
The maximum number of terminals per S bus is further restricted by the power re-
quirements of the terminals and their supplementary equipment:
Tab. 56 Power balance on the S bus
Power available [W]
S bus short 5
1)
1)
These values are based on a wire diameter of 0.5 mm.
S bus, long 3.5
1)
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