Extreme Networks Summit X150 Series, Hardware Installation Manual

Page: 365 / 512

Replacing a Summit 450 W or 550 W DC Power Supply
Summit Family Switches Hardware Installation Guide
365
4 Connect the ground wire to the grounding point as follows:
a Loosen the screw enough to allow the spade terminal to slide underneath the captive square
washer (
Figure 308 ).
b Slide the spade terminal of the ground wire under the captive square washer.
c Tighten the screw to 7 inch-pounds (0.99 Newton meters) ( Figure 308 ).
Figure 308: Securing the Ground Wire
5 Connect the other end of the wire to a known reliable earth ground point at your site.
Connecting the DC Power Cables
The DC power connection at your facility must be made by a qualified electrician, following the
instructions in this section.
WARNING!
Always make sure that the DC circuit is de-energized before connecting or disconnecting the DC power
cables on the Summit 450 W or 550 W DC power supply.
CAUTION
Provide proper connection and strain relief on the DC power cables in accordance with all local and
national electrical codes.
SH_160