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UPS Display: Predictive Maintenance Screens
Symmetra® MW with Internal Bypass Static Switch - User Guide - 990-1756A-001 27
Top Fans screen
The Top Fans screen displays the actual status and Expected Remaining Lifetime (ERL) of the Top
Fans. It is possible to sort the data on the screen by touching either of the column labels.
• Stress Status: States the actual status of the Top Fans. The possible values are:
– Normal (displaying in green)
– Stressed (displaying in yellow)
– Major Stress (displaying in red)
• ERL (months): Predicts the expected remaining lifetime of the particular component.
Normal
Normal
Predictive Maintenance
Top Fans
5.39 PM
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TypeNumber Stress Status
ERL (months)*
490-00XX Top fan xxxx
490-00XX Top fan xxxx
490-00XX Top fan xxxx
490-00XX Top fan xxxx
490-00XX Top fan xxxx
490-00XX Top fan xxxx
490-00XX Top fan xxxx
490-00XX Top fan xxxx
490-00XX Top fan xxxx
490-00XX Top fan xxxx
490-00XX Top fan xxxx
490-00XX Top fan xxxx
120
120
120
120
120
120
120
120
120
120
120
120
Normal
Normal
Normal
Normal
Normal
Normal
Normal
Normal
Normal
Normal
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Normal
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* ERL - Expected Remaining Lifetime