Figure 37 Chassis And 8004Dc Power Supply Grounding Example - Nortel Passport 8000 Series Installing And Maintaining

Figure 37 Chassis and 8004DC power supply grounding example

1
11
Gnd BIP
Gnd PS 1 upper
Gnd PS 2 upper
Gnd PS 3 upper
Gnd upper shelf
Gnd PS 1 lower
Gnd PS 2 lower
Gnd PS 3 lower
Gnd lower shelf
10
9
Legend:
= Chassis ground
= Earth ground
2
3 2 1 3 2 1
PS (+) PS (+) A/B Input Feed
Lower Shelf Upper Shelf
Power terminal block (BIP)
Upper shelf
PS 1
+ DC
– DC
Lower shelf
PS 1
+ DC
– DC
Installing and Maintaining the Passport 8000 Series Chassis
Chapter 3 Installing the 8010co chassis 71
3 2 1 3 2 1
PS (-) PS (-)
Returns Lower Shelf Upper Shelf
PS 2 PS 1 PS 3
+ DC + DC + DC
– DC – DC – DC
PS 1 PS 2 PS 3
+ DC + DC + DC
– DC – DC – DC
A 1 A 2 B 1 B 2
– 48 VDC
A/B Input Feeds
3
4
5
6
7
8
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