Aastra 470 - Page 159

Installation
159
Aastra 470 ab R3.0
syd-0337/1.5 – R3.0 – 05.2013
Connection
The FOP fan-out-panel does not require a power supply; however in certain cases it
must be earthed.
Warning
If analogue trunk lines (FXO interfaces) are to be routed via the fan-out
panel FOP, for safety reasons the fan-out panel must be connected to the
protective earth (see Fig. 64).
Fig. 64 Connection of the FOP fan-out-panel to the protective earth
FOP
Aastra 470
Stranded copper
yellow/green
4,0 mm
2
unprotected
Copper wire
yellow/green
2,5 mm
2
protected
4,0 mm
2
unprotected