Eaton 9355-F47 Unirom UPS (10/15 kVA) User's Guide
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164201642 Rev C
www.eaton.com/powerquality
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Chapter 11
UPS Maintenance
This section explains how to:
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Care for the UPS, batteries and ultracapacitor module
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Recycle used batteries, ultracapacitor module or UPS
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Use the maintenance bypass switch
Before performing maintenance, review Chapter 3, “Safety Overview,”
and be familiar with all equipment safety features and precautions.
UPS and Battery Care
For the best preventive maintenance, keep the area around the UPS
clean and dust‐free. If the atmosphere is very dusty, clean the outside of
the system with a vacuum cleaner.
For longest battery life, keep the UPS at an ambient temperature of
77
°
F (25
°
C).
NOTE
The batteries in the UPS are rated for a 3–5 year service life. The length of
service life varies, depending on the frequency of usage and ambient temperature.
Batteries used beyond expected service life will often have severely reduced runtimes.
Replace batteries at least every 5 years to keep units running at peak efficiency.
NOTE
The ultracapacitor module has an indefinite life. It requires no special
procedures other than the temperatures stated for the batteries.
Storing the UPS and Batteries or Ultracapacitor Module
When storing the UPS, the following requirements should be met:
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Verify that the battery circuit breaker is in the OFF position.
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Avoid temperature and humidity extremes. To maximize battery life,
the recommended storage temperature is 59
°
F (15
°
C) to 77
°
F (25
°
C).
Summary of Contents for 9355-F47 Unirom
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