Nortel Networks 8010co - Manual (Page 57)

Chapter 2 Installation 57
Installing the Breaker Interface Panel for the Ethernet Routing Switch 8010co Chassis
6 Connect the A/B input feed returns.
a Locate the A/B Input Feed Returns section of the power terminal block.
b Loosen one of the four available A/B input feed return connection screws
just enough to insert the cable lead (item 1 in
Figure 39 ).
You can use any of the four available input feed return connections.
c Insert the lead and tighten the screw securely.
Figure 39 Connecting the A/B input feed returns (1 of 2)
Note: The total number (quantity) of Input feed return cable leads must
match the total number of Input feeds used for your installation.
10408FA
3 2
PS (+)
Lower Shelf
PS (+)
Upper Shelf
PS (-)
Lower Shelf
PS (-)
Upper Shelf
A/B Input Feed
Returns
– 48 VDC
A/B Input Feeds
1 3 2 1 3 2 1 3 2 1 A 2 A 1 B 1 B 2
1 = -48 VDC input feed Return (Primary A feed Return)
2 = -48 VDC input feeds (Primary A, Secondary A, Primary B, Secondary B)
-48 VDC Feeds
Return A feed 1
1
2