Nortel Networks 8010co manual Connecting the A/B input feed returns 1

Chapter 2 Installation 57

6Connect the A/B input feed returns.

Note: The total number (quantity) of Input feed return cable leads must match the total number of Input feeds used for your installation.

aLocate the A/B Input Feed Returns section of the power terminal block.

bLoosen 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.

cInsert the lead and tighten the screw securely.

Figure 39 Connecting the A/B input feed returns (1 of 2)

-48 VDC Feeds

	1
		Return A feed 1
					2
3 2 1 3 2 1			3 2 1 3 2 1 A1 A2 B1 B2
PS (+)	PS (+)	A/B Input Feed	PS (-)	PS (-)	– 48 VDC
Lower Shelf	Upper Shelf	Returns	Lower Shelf	Upper Shelf	A/B Input Feeds

1 = -48 VDC input feed Return (Primary A feed Return)

2 = -48 VDC input feeds (Primary A, Secondary A, Primary B, Secondary B)

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