Avaya Ethernet Routing Switch 8300 Series, Руководство по установке

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7. Note the positions of the ground studs and of the positive and negative power inputs.
See Job aid: DC power supply input and ground stud location on page 34.
VDC or –VDC can be referenced to the frame ground for +48 VDC (nominal)
or –48 VDC (nominal) applications.
8. Make sure that the +DC cable is always connected to the positive terminal and the
–DC cable is always connected to the negative terminal.
Danger:
Risk of injury by electric shock
Before you continue with this procedure, ensure that the DC power source is
switched off.
9. Attach the earth ground lead to the ground stud on the power supply. See Job aid:
Attaching the earth ground lead to the ground stud on page 34.
Use the washers in the following order:
a. flat washer
b. crimp lug
c. lock washer
d. Hex nut
10. Attach the positive voltage lead to the positive terminal on the power supply and
insert a lock washer between the crimp lug and each hex nut.
Installing the DC power supply
Installation — DC Power Supply May 2011 31