Expansion Stages and System Capacity
89
Aastra 470 as of R3.2
syd-0337/1.6 – R3.2 – 09.2014
3. 4. 5. 3
Power supply per terminal interface
The power supply per terminal interface is determined by the interface type. The
interface load depends on the following variables:
• Terminals used incl. auxiliary devices
• Bus configuration
• Line length and conductor cross-section
For information on the calculations refer to