GR4000 Installation Guide Version 1.00 - Preliminary
176
520-10-014-20X
5.4.5
Case of GR4000
-
160E2/GR4000
-
320E (DC)
The maximum number of installable power supply units for GR4000
-
160E2 and that
for GR4000
-
320E (DC) are different, however the same method of replacing a power
supply unit is applied for both GR4000
-
160E2 and GR4000
-
320E (DC).
You can replace a power supply unit without powering off the device.
This section describes about the procedure for replacement taking up the case of
GR4000
-
160E2. (You can replace a power supply unit for GR4000-320E (DC) in the
same manner as you do for GR4000
-
160E2.)
!
Caution: The additional installation or the replacement of a power supply unit should be
done by a trained engineer or a qualified maintenance person.
*
NOTE: When installing another power supply unit, remove the dummy panel.
Store the removed dummy panel safely, so that it doesn’t get bent or lost.
(1) Detachment of a power supply unit
Step 1
Set the breaker of the power supply unit targeted for replacement to OFF.
Figure 5.4-25
Breaker set to OFF
Step 2
Set the circuit breaker of the power facility to OFF.
Breaker
(
set to OFF
)
Содержание GR4000 Series
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