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NP Series 4-200Ah Sealed Maintenance Free Lead-Acid Battery
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NP Series 4-200Ah Sealed Maintenance Free Lead-Acid Battery

Sealed Maintenance Free Lead Acid Battery

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Description

Sealed Maintenance Free Lead Acid Battery


System
Introduction


NP
Series
is
a
long
life
design
(12
years)
sealed
lead
acid
 maintenance
free
batteries.
With
low
calcium
alloy
steel
 design,
it
can
be
greatly
increase
the
reliability
and
life
time.

System
Feature

Fully
sealed
structure
to
adapt
different
application
of
control
room
and
public
area without
maintenance
requirement.

◆

Advance
technology
to
eliminate
frequency
maintenance.


◆

Three
layer
sealed
structure
can
ensure
the
battery
stability.

Advance
VRLA
technology,
enhance
the
battery
reliability
and
quality

◆

AGM
structure
and
super­thick
grids
of
the
state­of­the­art
technology
to
expand
life
of
battery.

◆

High
quality
safe
valve
design.


Advance
production
capability
and
material


◆

High
Level
assembly
production
quality
control
to
ensure
battery
obturation.
 

◆

High
Capability
of
storage
time
upto
half
a
year
without
maintenance.

Special
design
for
UPS,
Inverter
and
Power
supply
systems

◆

Advanced
welding
and
assemblage
technology
improve
anti­knock
to
avoid
fake
welding
and
usage. 

◆

Special
chemical
reaction
technology
for
battery
internal
structure.

Environment



Working
Temp:­30°C~
45°C,Normallyusebatterieswith
10°C~
30°C 

With

lower
working
temperature,
battery
actual
capacity
will
be
reduced;with
higher
working
temperature,
 battery
lifetime
will
be
greatly
reduced
(Every
10°C
raisedBattery
lifetime
reduces
30%)

Working Temperature -20˚C -10˚C 0˚C 10˚C
25˚C
40˚C
C20 Actual Discharge Capacity 58% 72% 85% 92% 100% 109%

◆

Storage
Temp:-20°C
~
40°C,Normally
controlled
within
0°C
~
40°C

Designing
Lifetime

◆

Float
Charge
Lifetime: 






NP
Series
less
than
24Ah:
3~5
years(20°C
to 25°C) 






NP
Series
more
than
33Ah:
5
~
12
years(20°C­ to25°C)



Cycle
Lifetime: 






NP Series
cycle
lifetime
is
400

~
800
times (Power
Battery
can
be
upto
1000
Times)




Charging
Feature

◆

Float
Charge:float
charge
voltage
is
2.25
~
2.30Vdc/cell(25°C).
Float
charge
correction
factor
is
-3mVdc/°C。

◆ Cycle
Use:Boost
Charge
Voltage
is
2.40~2.50Vdc/cell,
25°C)
.
Boost
Charge
voltage
temp.
correction
factor
is
­4mVdc/°C.
Charging
current
no
more
than
(0.3C/A) 


Equalized
Charge:
Equalized
Charge/pulse
charge
voltage
is
2.30
~
2.35Vdc/cell
@25°C


Charging
Feature

◆

Float
Charge:float
charge
voltage
is
2.25
~
2.30Vdc/cell(25°C).
Float
charge
correction
factor
is
-3mVdc/°C。

Discharge Current <0.2C (A) <0.5C (A) <1C (A) <3C (A) >3C (A)
End Discharge Voltage 10.8 Vdc 10.5 Vdc 10.2 Vdc 9.9 Vdc 9.6 Vdc

Note:Application
for
>3
C(A),
please
contact
us
for
more
information.
Note: Specs
are
subject
to
change
without
notice.


Note: Specs
are
subject
to
change
without
notice.

Self ­Discharge

At
normal
condition(20°C~
30°C),
batteries
can
store
upto
3
months.
Self-­discharge
loss
is
less
than
3%/month.


Note

◆ Please
note
that
maintenance
free
doesn’t
mean
100%
non­maintenance.
It
means
user
don’t
need
to
add
solvent
regularly. User still needs to do
proper
maintenance
to
keep
battery
lifetime. 



Please
Keep
UPS
working
area
to
be
clean
and
tidy
to
prevent
any
possible
factor
that
will
affect
the
UPS
service
life. 



In
some
good
Mains
Power
Input
condition
areas,
user
should
discharge
&
charge
the
battery
every
3­6
month.
(Start
the
UPS and shutdown the
Input
and
let
UPS
work
under
Battery
Mode
until
batteries
are
fully
discharged,
and
then
charge the battery in full
cycle).
This
periodic
operation
can
ensure
the
battery
service
life.