Power Failure Transfer
System Features
l
A Single Line Telephone Adapter (VB-40709) is required to provide
analog ports to the PFU
Considerations
l
Up to four
can be connected to one Power Failure Unit
l
If a call is in progress through the PFU when the power is restored, the call
will be disconnected
l
For added protection against power outages, backup batteries can be
installed in the DBS 824 Backup batteries provide full telephone service
and system features to all DBS 824 extensions for a limited amount of
time
With maximum traffic, the backup batteries last up to 40 minutes
DBS 824-l O-700
Issue Date
Summary of Contents for DBS 824
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