7 Maintenance
40
7.3
When Not Using the UPS (Storage)
Work before storage
Important
Do not store the UPS in the following places:
In an outdoor location
A place exposed to the elements
An extremely humid place and a dusty place
A place with corrosive gas or salinity
A place subjected to direct sunlight
A place near sparks or heating element
An extremely hot or cold place or place where the temperature fluctuates
greatly
A place where vibration and a shock are added
1.
Perform the battery check using the manual battery check function after operating
the UPS 12 hours or more to charge the battery.
For details, refer to Chapter 5.3
“
Inspecting the Battery (Battery Check)
”
.
The period that can store the battery used for this UPS is approximately 2 months
from the state charged fully.
2.
Turn off the UPS after turning off the connection device, and turn off the input
breaker on the back of the UPS.
Remove all of the connections of input and output terminal.
For details, refer to Chapter 4.2
“
Turning off the UPS
”
.
3.
Put the UPS in a box (the box, etc. which was packing the UPS) and store it.
If a storage period exceeds two months
Important
If the UPS is not used for a long time, charge the battery every two
months.
Charge the battery by operating the UPS 12 hours or more every two months, and after
charging the battery, perform the battery check.
If the UPS is left without operating for a long time, there is a possibility that the UPS
get unusable since the battery becomes an over-discharge state due to self-discharge.
Perform the battery check using the manual battery check function after operating the
UPS 12 hours or more every two months to charge the battery.
For details, refer to Chapter 5.3
“
Inspecting the Battery (Battery Check)
”
.
Even if the UPS is not used, the battery is discharged by itself inside the UPS. If the UPS
is left two months or more, there is a possibility that the UPS get unusable since the
battery becomes an over-discharge state.
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