Narada
Power
Source
Co.,
Ltd.
313K
series
12V
battery
operation
manual
V1.5
6
Chapter
Three
Technical
characteristic
3.1 Operation environment
z
Operation
temperature
range
Table
3
‐
1
313K
series
Operation
temperature
rage
Temperature
range
Note
Recommended
temperature
15
to
35
℃
℃
Battery
not
permitted
to
operate
at
ultimate
temperature
for
long
period.
Operate
at
high
or
low
temperature
for
long
time,
battery
life
will
reduce.
Suggest
operating
battery
at
recommended
temperature
as
possible.
Allow
temperature
‐
40
to
80
℃
℃
z
Avoid
heat
and
direct
sunlight
place
z
Avoid
near
water
or
in
a
wet
or
damp
place
z
Avoid
completely
sealed
space
3.1.1
Ventilation
Battery
room
or
cabinet
must
be
ventilation.
Ordinary
indoor
environment
do
not
need
to
take
special
measures
to
ventilation.
Battery
ventilation
design
requirements
for
12.5L/2V100AH/h
according
to
EN
50272
‐
2
standard.
If
charge
battery
with
equalization
voltage,
ventilation
quantity
requirement
should
be
as
five
times
as
float
charge.
3.1.2
Temperature
313K
series
12V
batteries
are
high
temperature
VRLA
batteries,
suit
for
operating
at
35
℃
for
long
period.
Battery
must
be
installed
shade
and
dry
environment,
avoid
heat
and
sun
and
humidity
is
less
than
90%.
Note:
This
clause
only
applies
to
313K
series
12V
battery;
it
not
applies
to
other
normal
battery.
3.2
Battery
operation
conditions
z
Parallel
connection:
recommended
no
more
than
four
banks.
z
Multilayer
installation:
the
temperature
difference
between
layer
is
controlled
within
3
℃
.
z
Cooling
conditions:
space
between
battery
no
less
than
10mm
z
Ventilation
conditions:
ensure
hydrogen
concentration
is
less
than
0.8%
z
Battery
mixed
use:
new
and
old
battery,
different
brand
battery
do
not
allow
mixed
use
z
Float
use:
limit
current
≤
0.25C
10
A,
float
voltage
2.24V/cell
at
35
℃
z
Cycle
use:
limit
current
≤
0.25C
10
A,
charge
voltage
2.35V/cell
z
Recommend
temperature:
15
℃
to
35
℃
,
allow
temperature:
‐
40
℃
to
80
℃
