Connecting The Dc Wiring Harness To The Dc Source Voltage - Extreme Networks Summit X150 Series Hardware Installation Manual

Figure 124: Attaching the Ground Wire to a Summit X250e Series Switch
4 Using a straight-tip torque screwdriver, tighten the retaining screw to 20 pound-inches
(2.25 Newton-meters).
5 Connect the other end of the wire to a known reliable earth ground point at your site.

Connecting the DC Wiring Harness to the DC Source Voltage

After the internal DC power supply is installed, it must be connected to a DC power source. A
three-wire, 6-foot long DC wiring harness is included with the Summit DC switch and internal DC
power supply. The DC wiring harness must be properly connected to the DC source voltage at your
facility by a qualified electrician before the connector on the wiring harness can be attached to the DC
power supply socket on the switch.
about the wire-to-pin connection, see
WARNING!
The Summit DC-powered switch and rack must be connected to protective earth ground before installing
any switch components.
Wiring the DC input power harness to your facilities DC source voltage must be performed by a
qualified, licensed electrician. After the wiring harness is connected to a permanent DC voltage source by
a qualified, licensed electrician, you can remove, replace and maintain a Summit DC-powered switch
without further electrician assistance. However, always be sure that the DC circuit is de-energized before
connecting or disconnecting the DC power connections at the rear of the switch.
CAUTION
The DC wiring harness must be properly connected to a DC main circuit breaker rated no greater
than 20 A.
Provide proper connection and strain relief on the DC wiring harness in accordance with all local and
national electrical codes.
Summit Family Switches Hardware Installation Guide
SH_067_ground_X250e
Figure 125 shows the wiring harness and connector. For information
Table 81 on page 380.
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