Alarm Sounds
42
§
§
1
1
4
4
.
.
A
A
l
l
a
a
r
r
m
m
S
S
o
o
u
u
n
n
d
d
s
s
The buzzer sounds to indicate an UPS status error or change.
Check the sound pattern and refer to the following table for the steps to take.
Sound Pattern
LED Status
UPS Status
What to Do
Red ALARM lit
This is a mechanical failure.
Contact your supplier.
Red ALARM lit
During bypass operation
The bypass breaker is tripped.
Reset the bypass breaker.
See §13.3 “Bypass Breaker Reset”.
Continuous tone
*
Red ALARM lit
Red BATT.LOW
lit
The battery is exhausted.
When utility power is restored, the UPS will
restart automatically depending on the setting
value of “UPS Operation Upon Power Recovery”
in the user setting. Refer to §3.6 “Setting UPS
Operation Upon Power Recovery” in the
User
Settings Guide.
2 seconds
* * *...
1 beep 1 beep 1 beep
Red Bypass lit
Bypass power supply
•
Check Forced Bypass is set to “Inverter”.
This switch is located inside the front panel
of the unit. Remove the front panel to check.
See §6.1 “Battery Connector Connection”,
step
⑥
.
•
The UPS operation switched to bypass
operation due to overload. Reduce the
number of load devices connected to the UPS.
•
Check the setting of “UPS Operation at
OFF” in the user setting menu. It may be set
to “Bypass”.
Orange BACK UP
lit
Power is being supplied from
the battery because of an input
voltage or frequency error.
Verify that the input voltage and input
frequency are within the rated range. Refer to
§19.4 “Specifications”.
Orange BACK UP
lit
MAIN MCCB was set to
“OFF” during UPS power
supply.
Set MAIN MCCB to “ON”.
2 seconds
** ** **...
2 beeps 2 beeps 2 beeps
Green BATT.TEST
blinking
The UPS is performing
a battery check.
Wait for the battery check to end. You can stop
the battery check by pressing
and holding it
for at least 2 seconds.
Continuous beeps
*******************
･･･
Red BATT.LOW
lit
The battery voltage is low.
•
Verify that the input voltage and input
frequency are within the rated range. Refer
to §19.4 “Specifications”.
•
MAIN MCCB may be set to “OFF”. If
MAIN MCCB is “OFF”, set it to “ON”.
1 sec. 2 sec.
* * * * * * * *
...
Red O.L. lit
The load devices connected to
the output terminals exceed
the rated capacity of the UPS.
Connect fewer load devices to the output
terminals.
Green BATT.TEST
blinking
Red BATT.LOW lit
“When UPS starts”
The battery connectors are not
connected.
Stop the UPS, refer to §6.1 “Battery Connector
Connection”, and firmly connect the battery
connectors.
After connecting the battery connectors, start
the UPS, and check to make sure that buzzer
sounds are not head and that “Green BATT.
TEST” does not blink.
“Red BATT. LOW” goes off when battery charge
is 25% or more, “Red BATT. LOW” remains lit
when battery charge is 25% or less.
2 seconds
* * * * * * * * * * * * * *
...
7 beeps 7 beeps
Green BATT.TEST
blinking
“Performing the battery test”
The battery check result was
an error.
Perform the battery test. Refer to §13.2
“Battery Test”. When the same result persists,
the battery must be replaced. Contact your
supplier.
-
Remaining battery service life
is six months.
A battery replacement is recommended.
Contact your supplier.
You can press
to stop the buzzer sound.
2 seconds
* * * * * * * * * *
･･･
5 beeps 5 beeps
Red BATT.LOW
blinking
The battery has reached its
service life.
The battery must be replaced. Contact your
supplier.
You can press
to stop the buzzer sound and
“Red BATT.LOW” blinking, but they will start
again the next time the UPS is powered on.
This will continue until you replace the battery.
Contact your supplier if any other failure occurs in the UPS.
Note
Press
to stop the buzzer.
Tip
Summary of Contents for A11H
Page 1: ...Instruction Manual 120V Model 2kVA 3kVA Uninterruptible Power Supply M0008068...
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