TELEPHONE SYSTEM

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NEC SL1100 TELEPHONE SYSTEM EXPANSION CARD IP4WW-EXIFB-C1

This card is required when you have another expansion chassis besides the main unit. It is mounted in the main chassis of the NEC SL1000. IP4WW-EXIFB-C1 is a Bus Card for Main KSU to connect EXP KSUs.

Connected to each KSU power supply, the external backup battery provides DC power in case a loss of AC power occurs. An optional (locally
 procured), external battery source can be used to provide power during a power failure.

The NEC SL1100 IP4WW-EXIFB-C1 is a bus card designed for SL1000 Expansion KSU that connects up to 3 expansion KSU.



The EXIFE DSP provides:

  • 32 telephony resources (DTMF/Dial tone/Busy tone/FSK caller-ID receiver/sender).
  • The 1228ME-B EXP does NOT have CPU and main software and cannot be used in a stand-alone mode.o
  • Connect this box to the power supply at each KSU.
  • Wall/floor-mountable.
  • One KSU can be mounted on the Battery box.
  • Backup duration is approximately one hour.




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