3
people.
3.
Please
note
the
following
steps
when
someone
would
change
the
battery:
A.
Don’t
wear
watch,
ring
or
other
metal
articles;
B.
Use
the
insulating
instruments;
C.
Wear
rubber
shoes
and
gloves;
D.
Don’t
put
the
metal
articles
on
the
battery;
E.
Disconnect
the
load
of
the
battery
before
disconnect
the
battery.
4.
Don’t
put
the
battery
near
the
fire.
5.
Don’t
open
the
battery,
it
is
very
dangerous.
6.
Short
circuit
of
the
two
poles
on
a
battery
should
not
happen,
otherwise,
there
will
be
fire
or
electric
shock.
Maintenance
1.
Life
of
UPS
will
be
subject
to
the
environment;
don’t
use
the
UPS
in
the
following
environment
A.
high
or
lower
temperature
(0
℃～
40
℃
),
humidity
(20%
～
90%)
B.
any
shake
or
shock
place
C.
Metal,
cankerous,
flammable
articles
around
2.
Put
the
UPS (without
battery)
in
the
dry
environment
if
it
doesn’t
be
used
for
a
l
o
ng
time,
temperature
should
be
around:
－
25
℃
～
＋
55
℃
.Before
starting
UPS,
the
temperature
should
be
higher
than
0
℃
and
more
than
two
hours.
