Delta DPS-400K - Storage Warnings

1-4
Ultron DPS Series
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Do not open or damage the battery or batteries. The released electrolyte is harmful to
the skin and eyes and may be toxic.
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The UPS is electronic equipment that runs 24 hours continuously. To ensure its normal
life-time, regular maintenance of the UPS and batteries is of vital importance and nec-
essary.
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Some components like batteries, power capacitors, and fans will become worn-out due
to long-term usage, and this will increase the risk of UPS failure. To replace and main-
tain the components, please contact Delta customer service department.
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A battery can present a risk of electric shock and high short-circuit current. The follow-
ing precautions should be observed before replacement of batteries:
1. Remove watches, rings, or other metal objects.
2. Use tools with insulated handles.
3. Wear insulating gloves and boots.
4. Do not lay tools or metal parts on the top of batteries.
5. Disconnect the charging source prior to connecting or disconnecting the batteries’
terminals.
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You must contact Delta customer service department if either of the following events oc-
cur:
1. Liquid is poured or splashed on the UPS.
2. The UPS does not run normally after carefully following the instructions in this User
Manual.
NOTE:
If you use the UPS in an area that generates or incurs dust, you should
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1.4 Storage Warnings
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Use the original packing material to pack the UPS to prevent any possible damage from
rodents.
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If the UPS needs to be stored prior to installation, it should be placed in a dry indoor
area. The allowable storage temperature is between -20°C ~ 70°C and relative humidity
is below 95%.