East EA900Pro Series, Руководство по эксплуатации

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buzzer alarm continually, the
fault code is 55-59
Fault icon display, audible
buzzer alarm continually, the
fault code is 60-64
Power fault
Check whether the input & output
power are normal or not, contact the
supplier if it is abnormal.
Fault icon display, audible
buzzer alarm continually, the
fault code is 65-69
Input fuse fault
Check if the input fuse is burnt.
Replace the old fuse and restart the
UPS. If the problem persists, contact
the supplier.
Fault icon display, audible
buzzer alarm continually, fan
icon in the LCD flickers
Fan fault
Check whether the fans are connected
and fixed well or not, and if fans are not
broken. If all seems fine, contact the
supplier.
UPS fail to start when operate
‘On’ key
Pressing time too
short
Press the power key more than 2
seconds to start the UPS.
The input connection
is not ready or
UPS internal battery
disconnect
Connect the input well, if the battery
voltage is too low, disconnect the input
and start the UPS with no-load.
UPS internal system
fault
Contact the supplier.
Back up time become short
Battery undercharge
Keep the UPS battery recharging more
than 3 hours
UPS overload
Check the load level and disconnect
the non-critical equipments,
Battery maturing,
capacity descend
Replace with new batteries, contact the
supplier to get the new batteries and
spare parts.
UPS doesn’t have any power
going through even mains
power on
UPS input breaker
disconnected
Reset the circuit breaker by manual.
Note:
When the output is short-circuited, the action of UPS protection will show up. Before
turning off the UPS, make sure to disconnect the entire loads and cut off the mains
power supply, otherwise it will make the AC input short circuit.