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3. Operating Precautions
DANGER
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Immediately shut the UPS off if it malfunctions, or if an unusual odor or noise is observed. Failure to
do so may result in a fire.
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To avoid electric shock, do not open the cover of the UPS.
CAUTION
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Risk of electric shock, do not remove cover, No user serviceable part inside. Refer serviving to qualified
personnel.
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The space around the UPS must be well ventilated. Otherwise, gas produced by battery charging
could result in rupture or explosion of the case.
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Before starting the UPS, make sure that the load side is safe. Be sure to refer to the instruction manual
while operating the UPS. The operating state of the UPS, as determined by the INV. ON/STAND BY switch
and the MAIN switch, is indicated by the LEDs as shown the table below.
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The following table shows the UPS states resulting from operation of the MAIN SW and INV ON/STAND
BY switches. Check the indicators before and after operating. Do not touch the MAIN SW and INV
ON/STAND BY switches unless necessary.
If power is supplied incorrectly, an electric shock or bodily
injury could result.
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Avoid inserting sharp objects or fingers into the fan. Doing so may result in bodily injury.
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Do not touch the UPS, including the cables, if you hear thunder nearby. There is danger of electric shock
from a lightning strike.
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Do not detach the cover of the options, except when you use some options. There is danger of electric shock
and equipment damage.
PROHIBITED
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Never use the UPS for the following types of loads:
a. Medical instruments used for life support.
b. Control units for trains or elevators, failure of which could cause bodily injury.
c. Computer systems upon which social or public infrastructure depends.
d. Devices which serve applications related to the above.
Contact your sales representative if you need to use the UPS in an application like the above. Special
equipment, such as redundant devices or an emergency generator must be incorporated when operating,
maintaining and controlling systems in which a UPS is used with loads affecting life-support or public
infrastructure-dependent applications.
•
Do not smoke or use an open flame near the UPS, as it could cause the UPS to explode or rupture, resulting
in injury or fire.
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Do not place containers of liquid, such as a flower vase, on the UPS. If the container was to spill, the liquid
could cause a short circuit, resulting in sparks or fire inside the UPS.
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Do not sit, step or lean on the UPS, as bodily injury could result if the UPS was to fall.
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Repairs and modifications to the UPS prohibited
All repairs and modifications to the UPS are prohibited. The UPS contains high voltage and no user
serviceable parts. Opening the cover, exchanging the battery, parts exchange, and repair can result in
electric shock and damage to the UPS when performed by anyone other than qualified service personnel. All
such repairs and modifications will void the warranty.
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UPS Status
Power Output Status
MAIN SW
INV ON/STAND BY
OUTPUT
LEDs
OFF STAND BY
Stopped
INPUT (off-green),
OUTPUT
(off-green)
ON STAND BY
Stopped
INPUT
(on-green),
OUTPUT
(off-green)
OFF ON Power supplied from inverter INPUT
(blinking-green),
OUTPUT
(on-green)
ON ON Power supplied from inverter INPUT
(on-green),
OUTPUT
(on-green)
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