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7
Maintenance
7.1
Replacing the Battery
Timing of the battery replacement
Damage Replace the battery periodically.
If continuing to use the UPS that the battery life ended, there is fear of a
liquid leak of battery, a smoking, and an ignition.
In the following cases, it is the end of battery life. Replace the battery.
When the BATTERY CONDITION LED (orange) on the front of the UPS lights
up and a warning beep sounds
〈
M-UPS050AD2B
〉
〈
M-UPS075AD2B, M-UPS100AD2B
〉
When the backup time of the battery has been lowered to 3 minutes or less (at the
rated load)
Battery life is influenced greatly by ambient temperature and the conditions of
connection device. If using the UPS in the standard environment and
conditions (an ambient temperature of 25 degrees C, and the rated load),
replace the battery in approximately 3 years.
0
1
2
3
4
5
8
25
30
35
40
Ambient temperature of the UPS (
℃
)
B
a
tt
e
ry
r
e
p
la
c
e
m
e
n
t
(y
e
a
r)
Relation between the ambient temperature
and the timing of the battery replacement
Caution
RU
N
AL
AR
M
OV
ER
L
OA
D
BY
PA
SS
BA
TT
ER
Y
CO
ND
IT
IO
N
RE
SE
T
UP
S
BA
TT
CH
EC
K
The BATTERY
CONDITION LED (orange)
lights up.
Pip-pip-
pip-pip
・・・
(continuous
sound)
Summary of Contents for M-UPS050AD2B
Page 3: ......
