Connecting The Eps-150Dc To A Switch - Extreme Networks Summit X150 Series Hardware Installation Manual

Installing Summit External Power Supplies
Figure 213: Connecting the Input Cable to the EPS-150DC Unit
EPS-150DC
in EPS-T2
3 Tighten the retainer nut on the connector until it is finger tight.

Connecting the EPS-150DC to a Switch

If you are connecting the EPS-150DC unit to a Summit X450a-48tDC switch, you must ground the
switch before connecting power. For instructions on grounding the switch, see
DC-Powered Switch" on page
WARNING!
Always be sure that the DC circuit is de-energized before connecting the EPS-150DC to the switch.
One end of the EPS-150DC cord has a keyed connector to ensure correct alignment of the connector
(Figure 214). The key is a plastic tab on the connector housing that fits into the EPS-150DC unit.
Figure 214: EPS-150DC Redundant Power Cord with Connector Key
To connect the EPS-150DC to a switch:
1 Verify that the DC power is turned off at the source.
2 Identify the keyed end of the redundant power cable.
3 Holding the keyed connector so that the side labeled "Top" is facing up, connect the EPS-150DC
redundant power cable to the power supply unit (see
4 Align and tighten the connector retaining screws to secure the cable connector to the power supply
unit.
5 Connect the other end of the redundant power cord to the Extreme switch.
The connector fits the slot in only one direction.
6 Align and tighten the captive retaining screws to secure the cable connector to the switch.
262
DC wiring
harness
EPS-15DC_001C
184.
"Grounding a Summit
Collin's
ES4K027
XM_055
Figure 215).
Summit Family Switches Hardware Installation Guide