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Installing the Avaya S8700 Media Server with an Avaya G650 Media Gateway
173
December 2003
Figure 67: Typical power and ground for a DC power cabinet
Figure notes
1
Approved Ground
2
1 AWG Ground Wire
3
CBC Ground Terminal Bar at the MDF
4
Ground Discharge Bar
5
DC Power Cabinet
6
System Single-point Ground
7
Ground Wire
8
Frame Ground
9
Ground Connection Terminal
10
DC Battery Cabinet
11
Main AC Supply (AC Mains)
12
Single-point Ground Block
13
Connector
14
To Next DC-powered Media Gateway
30A
30A
30A
30A
-48
VDC
-48 V
-48 V
-48 V
-48 V RTN
-48 V RTN
-48 V RTN
G650
G650
G650
10 AWG
RED
10 AWG
6 AWG
10 AWG
10 AWG
10 AWG
10 AWG
BLACK
RTN
cydfdc2i KLC 091603
BLACK
10 AWG
RED
BLACK
10 AWG
RED
10 AWG
RED
10 AWG
BLACK
Batter
y
circuit
breaker
+
-
LVD
Rectifiers
DC power
from rectifiers
+
-
Green/Yellow
Green/Yellow
Green/Yellow
1
2
3
4
5
6
7
8
10
12
13
9
11
14