Power Failure Transfer - NEC Electra Elite IPK II System User Manual

Electra Elite IPK II
Description
Power Failure Transfer ensures that a customer has access to the Central Office network during a power
outage. The CO/PBX tip and ring are automatically transferred to the time and ring of a preselected
single line telephone. The single line telephone can function in the system during normal operation or be
used during a power failure.
Conditions
The installed single line telephone must provide a dialing signal accepted by the outside

exchange (Dial Pulse or Dual Tone Multifrequency).
Only single line telephones cross-connected at the MDF can be used for this feature.

Single line telephones and outside lines connected during power failure are fixed

one-to-one.
Single line telephones must have a ground start button for use with Ground Start Trunks.

System features cannot be activated from single line telephone when Power Failure

Transfer is in operation.
When power is restored to the system, Power Failure Transfer is cancelled. Calls in

progress on Power Failure Transfer lines are disconnected.
Refer to the Electra Elite IPK II System Hardware Manual for the MDF Pin Numbers and

PFT Connections (Power Failure Transfer Relay 1).
Default Setting
None
System Availability
Terminals
Single Line Telephones

Power Failure Transfer

Power Failure Transfer
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