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NEC Australia Pty Ltd
Xen Master & Xen Axis
2 - 22
System Specifications
A6-3
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S
ECTION
4
S
YSTEM
R
EQUIREMENTS
AND
S
PECIFICATIONS
4.1
Cabling Requirements and Specifications
The KSU is connected with each of the Multiline Terminals and
Single Line Telephones by a separate twisted 1-pair cable or 2-pair
cable (only for Multiline Terminals). Refer to Table 2-3 Multiline
Terminal Loop Resistance and Cable Length, Table 2-4 Cable
Connection between an Analogue Interface and a Single Line
Telephone, and Table 2-5 Cabling Requirements.
Table 2-3 Multiline Terminal Loop Resistance and Cable Length
Terminal or Adapter
Maximum
Loop
Resistance
(Ohms)
Maximum
Metres by
Twisted 1-Pair
Cable
Maximum
Metres by
Twisted 2-Pair
Cable
24 AWG
24 AWG
DTU-8-1 (WH) TEL
35
180
300
DTU-16D-1 (WH) TEL
26
135
270
DTU-32D-1 (WH) TEL
21
110
215
DCU-60-1 (WH) Console
N/A
300
300
SLT(1)-U13 ADP
35
180
300
ETW-8-1 (SW) TEL
36
180
300
ETW-16C-1 (SW) TEL
26
135
270
ETW-16D-1 (SW) TEL
21
110
215
ETW-24S-1 (SW) TEL
26
135
270
EDW-48-2 (SW) Console
with AC Adapter
N/A
300
300
Note 1: When installing an Attendant Console, an AC Adapter is required.
Note 2: The length for the specified SLT Adapter is the length between
the SLT Adapter and the ESI.
Note 3: ETW and EDW-type terminals are not available in New Zealand.