IX-RNGUM
This unit provides 90 VAC ringing voltage at 20 Hz. for single line
telephones. Required for any IX-4SUBL or IX-8SUBS-2 card installed in
the Iwatsu Enterprise-CS.
IX-BACBB
Battery Connecting Cable for power failure back-up.
BATTERY BACK-UP
Backup time is dependent upon battery array, system size and usage.
GENERAL DESCRIPTION - 38