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2.
Safety Precautions (continued)
Checking warning labels
(1) The locations of the warning labels on the UPS are shown in Figure 2.1.
Check to make sure that these warning labels are in place.
Note that the placement and content of the warning labels may differ
depending on the capacity of the UPS. Verify the locations by referring to
the warning label placement figure provided with the "Maintenance &
Inspection 6F3H1002" manual.
(2) Read all warning labels and make sure you understand their meaning.
(3) Make sure warning labels are always legible. Do not allow them to become
smudged and do not remove or cover them up.
Locations of the Warning Labels (Example: 300 kVA)
Q
H
Be always
Do not turn off
turn on
in running
T
Check having fixed completely
with the screw of a unit,
when restoring this unit.
*
The nameplate B is attached at the ground wire connection points in each section.
**
The nameplates E are mounted in the vicinity of the main circuit transformers and
reactors that can be seen from the back of the panel.
Figure 2.1
G
WARNING
Rotating shaft
can cause injury.
Do not touch
rotating section.
Unit Interior Front (with front panel open) and Warning Labels (Example)
- 6 -
A
F
WARNING
Hazardous voltage
can cause injury or death.
Do not touch live part
of orange wiring.
6 F 3 H 1 0 0 1
WARNING
Hazardous voltage
can cause injury or death.
Do not touch primary side
of MCCB.
B
Hazardous voltage
can shock.
Connect
grounding terminal
to ground
before operating.
C
WARNING
Hazardous voltage
can cause injury or death.
(Discharge takes
approx. 20 minutes)
D
WARNING
Hazardous voltage
can cause injury or death.
Do not open panel
while operating.
E
CAUTION
Hot surface can burn.
Do not touch transformer
or reactor.
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