Issue:
"Mains Not Available. Input Frq/Volt Out of Range"
Product Line:
Smart-UPS Online
Environment:
All SURT15k/20k models, All Serial Numbers
Cause:
"Mains Not Available. Input Frq/Volt Out of Range" indicates that there is an issue with the input frequency or voltage and the UPS is unable to operate online.
Resolution:
Check input voltages and frequency. Consult an electrician or your utility if power issues persist.
Released for:APC USA
