MINI-LINKEandEMicro
7.4 P SU – AC/DC Power Sup ply Unit
The PSU converts 110/220 V AC to –48 V DC and has three DC outputs for
connection to MINI-LINK E indoor units. The maximum output power of the
PSU is 120 W.
T 3.15 AH 250 V
110/220 VAC 50/60 Hz
CAUTION
AGAIN
ST RISK OF FIRE, REPLACE
FOR CONTINUED PROTECTION
ONLY WITH SAME TYPE AND RATING OF FUSE
5134
Figure 89 PSU
The PSU has the following features:
• Overload/short circuit protecti on and current limitation on each DC output
˙
•Flo
ating DC output
•Lig
htning protection and EM C filters on the input
The
re is a main switch on the front panel to turn the incoming AC voltage on
and
off. An indication LED lights green when it is tur ned on.
The
PSU has replaceable slow blow fuses on the AC inlet, one for each
con
ductor. The fuses can be r eplaced from the front side.
The
DC outputs are self-protected against overload and short circuit (<0.1
)
dur
ing start-up or under any operating mode. Each DC output is separately
pr
otected by automatic type fuses and the status is indicated by a green LED.
122
AE/LZT 110 2012 R8C 2002-03-04
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