c. Slide the spade terminal of the positive wire (–48 V RTN) under the captive square washer on the
positive terminal (l).
SH
_
161
(+)
(–)
RTN
-48V
Figure 296: Connecting the DC Power Cables: Part 1
d. Tighten both screws on the terminal block to 7 in
‑
lb (0.79 N m), as shown in
.
SH
_
162
(+)
(–)
RTN
-48V
Figure 297: Connecting the DC Power Cables: Part 2
5. Snap the cover into place over the terminal block.
6. Energize the DC circuit.
Connecting DC Power Cables to a 450 W or 550 W DC
Power Supply
Replacing DC Power Supplies
356 ExtremeSwitching Hardware Installation Guide