HP r12000 xr Benutzerhandbuch

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Battery Maintenance 
4-6 
HP Uninterruptible Power System R12000 XR Models User Guide 
  
 
HP CONFIDENTIAL Codename: Sierra Part Number: 146316-002 Last Saved On: 1/24/03 10:18 AM 
 
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Care and Storage of Batteries 
To maximize the life of batteries:  
Minimize the amount of time the UPS uses battery power by matching the UPS 
configuration with utility voltage. Refer to the section, “Matching the Utility Voltage,” in 
Chapter 3 for more information. 
Keep the area around the UPS clean and dust-free. If the environment is very dusty, clean 
the outside of the UPS regularly with a vacuum cleaner. 
Maintain the ambient temperature at 25
o
C (77
o
F). 
If storing a UPS for an extended period, recharge the batteries every six months: 
—  Connect the UPS to utility power. 
—  Allow the UPS to remain in Standby mode. 
—  Allow the UPS to charge the batteries for 24 hours. 
—  Update the Battery Recharge Date label. 
 
 
CAUTION:  Because of the short shelf life of the battery, avoid storing a battery spare as 
a backup. 
Pre-Failure Battery Warranty 
The Pre-Failure Battery Warranty, standard on all UPS units, extends the advantage of a 
three-year limited warranty by applying it to the battery before it actually fails. Specifically, 
the Pre-Failure Battery Warranty ensures that when customers receive notification from 
power management software that the battery may fail, the battery is replaced free of charge 
under the warranty.  
The highest standards in the industry are maintained, as evidenced by the Pre-Failure Battery 
Warranty. This warranty is beneficial in at least two significant ways: 
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Reduced total cost of ownership 
Reduced downtime 
A Pre-Failure Battery warning is given 30 days prior to a battery failure. The warning is 
indicated in one or both of the following ways: 
An LED showing that the battery is low 
Notification from power management software 
This warning provides ample time to order a spare battery. To order a spare, go to 
www.hp.com
The battery warranty coverage is three years for parts. The warranty for the first year of 
ownership includes parts and labor. If battery spares are not available for a particular UPS 
model, then the entire UPS, including its battery, is replaced.