Site Preparation
Power Requirements
Unpacking and Site Preparation
2-11
PN 76.8820IM30-A
Tellabs 8820 Multi-service Switch Router System Installation
AC Power
The 8820 MSR AC model does not accommodate redundant power feeds. The AC model is
equipped with a standard IEC-320 AC receptacle on the rear panel. The unit’s single AC
feed must meet the minimum requirements detailed in
.
Table 2-8
AC Power Supply Operating Range
Description
Minimum
Maximum
Voltage
85 VAC
264 VAC
Frequency
50 Hz
60 Hz
Power Cord
10 Amperes 125 VAC UL listed power cord (supplied
with the unit).
Current
4.4 Amps @ 85VAC
Feed Fusing
Size in accordance with
local electrical codes to
protect feed wire.
