Connecting the Ground Wire to a 750 W DC
Power Supply
Follow these steps to connect the ground wire to a 750 W DC power supply.
Warning
Connect the chassis ground wire before you connect any power
cables.
Warning
Disconnect the ground wire after you disconnect all power cables.
Verify that the DC circuit is de-energized.
Attach an ESD-preventive wrist strap to your bare wrist and connect metal end
to an appropriate ground point on the rack.
Connect the ground wire to the
grounding point on the power supply, labeled GND in the following figure:
Front view of 750 W DC PSU
Directly beneath the grounding point, you will see the international symbol
for earth ground – – on the body of the switch.
Attach mm ring lug to
the 6 AWG ground wire.
Secure the ring lug with
a 5mm hex socket and tighten.
Gently tug the ground
wire to make sure it is fastened securely.
Connect the other end of the wire to a known reliable earth ground point at
your site.
When you have connected the ground
wire, connect the power supply to the power source using the two input cables. Follow
the instructions in "Connecting a 750 W DC Power Supply to the Source Voltage."
– on the body of the switch.