3
.Operation
20
3-2
Start and stop procedures and basic operation
• During operation, the battery is charged automatically.
●
When the power switch is OFF and the AC input plug is connected to a
commercial power supply:
• The details of the most recent error are displayed. (item 4 on page 24)
• The status indicator displays "
".
• Power output is stopped.
• The battery automatically starts recharging.
●
Start procedure
Turn on the power switch of the UPS.
• Output begins in Inverter Operation a few seconds after the switch is activated.
(Status indicator “
“)
• The status indicator displays “
“, and the self-diagnostic test is performed in Battery Mode
for about 10 seconds. (If the battery voltage is low, the self-diagnostic test is not performed. It is
automatically executed after the battery is charged.)
When the self-diagnostic test
fi
nishes successfully, switching to AC output from commercial
power is performed and normal operation starts.
• When the self-diagnosis test finishes normally, the unit enters the normal operating state
through inverter operation.
• When the self-diagnostic test is not performed, AC output begins immediately inverter
operation.
ON
OFF
ON
OFF
ON
OFF
Commercial Power
Battery
Commercial Power
Battery
D-1
<Note>
D-1 : The most recently displayed error code (refer to item 4 on page 24)
(If no errors have occurred, " " is displayed.)
Inverter
operation
AC input
7 seg.
Power supply SW
Power supply
output lamp
Operating mode
Output
Startup
preparation
a few
seconds
about
10 sec.
about
2 to 3 sec.
Inverter
operation
Self-diagnostic
test
1 sec.
Status indicator
Beep
None
Power supply output receptacles
Outputs power (connected devices are powered)
Operation