Dell Storage MD1400 series Руководство пользователя - Страница 24
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Wiring the power cables
WARNING: For equipment using –(48–60) V DC power supplies, a qualified electrician must
perform all connections to DC power and to safety grounds. Do not attempt connecting to DC
power or installing grounds yourself. All electrical wiring must comply with applicable local or
national codes and practices. Damage due to servicing that is not authorized by Dell is not
covered by your warranty. Read and follow all safety instructions that came with the product.
The DC power supply module must be hard-wired to a DC power source in your environment by a
qualified electrician. To wire your DC power supply module to a DC power source:
1.
Make sure that the power switch is in the OFF position, and the power supply module is turned off.
2.
Connect the open terminal (bare wire ends) to an appropriate DC power source.
As specified in the following table:
•
Connect each wire on power cable to the matching wire or terminal on DC power source.
•
Each wire on the power cable is labeled with information for easy identification.
Figure 18. Dc power cable d-shell connector and terminals
Pin Description
1
48V DC Safety Ground (F or G)
2
–48V DC Return (+)
3
–48V DC (–)
Connecting the power cable to the power supply module
1.
Make sure that the power switch is in the OFF mode before connecting the DC power cable.
2.
Connect the DC power supply cable to the power supply module by plugging the power cables into
the matching power supply module plug connector.
3.
Secure the power cables to the power supply module by fastening the power cables firmly to the
system using the attached (trapped) finger screws.
4.
Install the screws to the corresponding screw holes on the system and tighten until the power
connector is firmly held in place.
24
Wire Color
Green or Yellow
Blue
Black
Wire Size
10 AWG
10 AWG
10 AWG