PowerWalker VFI 1000R LCD - Manual (Page 15)

12
EN
Bypass mode When input voltage is within acceptable
range but UPS is overload, UPS will enter
bypass mode or bypass mode can be set
by front panel. Alarm is sounding every
10 second.
Standby mode UPS is powered off and no output supply
power, but still can charge batteries.
3-7. Faults Reference Code
Fault event
Fault code Icon Fault event Fault code Icon
Bus start fail 01 x Inverter voltage Low 13 x
Bus over 02 x Inverter output short 14
Bus under 03 x Battery voltage too high 27
Bus unbalance 04 x Battery voltage too low 28
Inverter soft start fail 11 x Over temperature 41 x
Inverter voltage high 12 x Over load 43
3-8. Warning indicator
Warning Icon (flashing) Alarm
Low Battery Sounding every second
Overload Sounding twice every second
Battery is not connected Sounding every second
Over Charge
Sounding every second
Site wiring fault
Sounding every second
EPO enable Sounding every second
Over temperature Sounding every second
Charger failure Sounding every second
Out of bypass voltage range Sounding every second
NOTE: “Site Wiring Fault” function can be enabled/disabled via software. Please check
software manual for the details.