Internal Power Supply Unit - Aastra 470 System Manual

The overview table below lists the four different types of power supply with the
available power outputs:
Tab. 37 Power supply types for the communication server
Power supply type

Internal power supply unit

only
Internal power supply unit +
external auxiliary power sup-
ply unit
External auxiliary power sup-
ply unit only
Internal power supply unit +
external auxiliary power sup-
ply unit
4. 4. 1 Internal power supply unit
The communication server is powered via the supplied mains power cord.
The following points are to be observed:
• The mains connector acts as a disconnecting device and must be positioned so
that it is easily accessible.
• The voltage converter must be set to the voltage of the connected mains power
(see Fig. 24, page
Warning
PCBs may be damaged or become defective if the communication
server is operated on 230 V mains power and the voltage converter is
set to 115 V.
Aastra 470 as of R1.2
syd-0337/1.2 – R1.2 – 11.2011
Redundancy
Available power
operation pos-
output
120 Watt
120 Watt
240 Watt
360 Watt
86).
Remarks
sible
No Suitable for a typical system configuration
Yes Suitable for a typical system configuration
with power supply redundancy
No Minor heat generation inside the Aastra
470 housing
No Suitable for maximum power require-
ments
Installation
85