American Power Conversion Bypass Static - Manual (Page 34)

UPS Display: Predictive Maintenance Screens
28 Symmetra® MW with Internal Bypass Static Switch - User Guide - 990-1756A-001
Inverter Fans screen
The Inverter Fans screen displays the actual status and Expected Remaining Lifetime (ERL) of the
Inverter 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 Inverter 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
Inverter Fans
5.39 PM
Page 4 of 5
Type Number Stress Status ERL (months)*
490-0039 PM Fan
490-0039 PM Fan
490-0039 PM Fan
490-0039 PM Fan
490-0039 PM Fan
490-0039 PM Fan
490-0039 PM Fan
490-0039 PM Fan
490-0039 PM Fan
490-0039 PM Fan
490-0039 PM Fan
490-0039 PM Fan
120
120
120
120
120
120
120
120
120
120
120
120
Normal
Normal
Normal
Normal
Normal
Normal
Normal
Normal
Normal
Normal
Normal
Normal
1
2
3
4
5
6
7
8
9
10
11
12
* ERL - Expected Remaining Lifetime