3-14
P/N 480-0005-00-15
Chapter 3: Installation
Connect Power - CMS960 (8 slot) and CMS240 (2 slot), DC only
Power Requirements
Power requirements for connecting the DC power to the Tenor CMS960 (8 slot) and Tenor CMS240 (2 slot)
are as follows:
•
Voltage range -40V to -60V DC
•
Maximum current: 6 Amps (CMS240), 16 Amps (CMS960)
•
You must provide short circuit (over current) protection in case of accidental wire crossing or reversed
polarity connection.
Material Requirements
•
Stranded copper wire that is a minimum of 14 AWG (American Wire Gage) or a maximum of 10 AWG
(min 2.0 mm
2
, max 5.0 mm
2
) and insulation rated at a minimum of 90° C or better must be used for all
wires to the power inlets.
Connect Power
WARNING:
Before making any changes to the wiring of your Tenor CMS, turn off both circuit breakers
and open the upstream disconnect switches at the source of the DC power feeds.
NOTE:
The electrical installation must comply with the National Electrical Code 1996 or other country
specific electrical installation.
NOTE:
For illustration purposes, the CMS240 (2 slot) is shown.
Figure 3-13
DC Circuit Breaker and Power Inlet
CP
U
2
4
8
3
7
26
15
TX
/R
X
1
2
3
4
Li
nk
Con
fig
1
2
3
4
Of
f
O
n
C
o
ns
ol
e
10/
1
0
0
Et
h
e
rn
e
t
On
1
Off
0
-48 RTN
On
1
Off
0
-48 RTN
Circuit Breaker
Power Inlet
Chassis Rear
Содержание 480-0005-00-15
Страница 8: ...P N 480 0005 00 15 1 About this Guide ...
Страница 161: ...A 1 P N 480 0005 00 15 Appendix A Getting Acquainted with Tenor CMS in the VoIP Network ...
Страница 168: ...B 1 P N 480 0005 00 15 Appendix B Specifications Approvals ...
Страница 171: ...B 4 P N 480 0005 00 15 Appendix B Specifications Approvals Storage Temperature 14 to 140 F 10 to 60 C ...