3.6V 1/2AA Applied In Instruments And Meters Industrial Equipment
Lithium Battery ER14250
1. Scope of application
This product specification sheet is applicable to the ER14250
lithium-thionyl chloride battery produced by Huizhou EVE Lithium
Energy Co., LTD. (referred to as EVE).
Specify the performance indicators, testing methods, quality
control, and usage precautions of the product, etc.
2. Product type
Lithium-thionyl chloride battery
3. Basic Characteristics
Serial number Item Characteristics Remarks
3.1 Model ER14250 carbon pack battery
3.2 The nominal voltage was measured at 3.6V under the conditions
of 36KΩ/0.1mA+20℃.
3.3 Nominal capacity: 1.2Ah
At 3.6KΩ/1mA, +20℃, and a cut-off voltage of 2.0V
Measured under the device (The measured capacity value will vary
with the discharge current)
It varies with different temperatures and cut-off voltages.
3.4 Operating temperature: -60℃ to +85℃
The use above the ambient temperature may lead to a reduction in
capacity
And the low-voltage reading at the initial stage of the pulse. If
the temperature remains constant
If the temperature is above +40℃ or below -20℃, please consult EVE.
3.5 External Dimensions
Diameter φ14.5mm Max.
Height: 25.4mm Max.
See the product picture
3.6 The standard weight is approximately 10g
3.7 The battery volume is approximately 4.2cm ³
4. Appearance and Structure
4.1 Appearance
When we observe the battery with the naked eye, there are no signs
of scratches, swelling, deformation, corrosion or electrolyte
leakage on the surface of the ER14250 battery.
4.2 Structure
The ER14250 battery cell is composed of "carbon encapsulated"
electrode technology.
To ensure the excellent sealing performance of the battery cells,
the ER14250 adopts glass/metal sealing technology. At 1 standard
helium pressure, the leakage rate is ≤
10-8Pa²m ³ /sec.
Page 4 consists of 10 pages. ER14250
File Number: PM-ER14250-S-02-LF
December 2015, Version A of V201
5. Typical values of electrical performance
Project test conditions and other initial values ★
Storage conditions at a maximum temperature of +30℃
Store for 1 to 12 months. ★★
5.1 Open-circuit Voltage
Room temperature: 20±5℃, 3.63-3.70V, 3.63-3.73V
Low temperature: -40±2℃, 3.63-3.70V, 3.62-3.72V
High temperature: 70±2℃, 3.63-3.74V, 3.64-3.74V
5.2 Load Voltage
Discharge at room temperature of 1KΩ(≈3mA) for 2 seconds at 3.40V
and 3.30V
5.3 Discharge at working voltage of 3.6kΩ (≈1mA load)
Room temperature: 20±5℃, minimum: 3.5V, minimum: 3.4V
Low temperature: -40±2℃, minimum: 3.1V, minimum: 3.0V
High temperature: 70±2℃, minimum: 3.5V, minimum: 3.4V
5.4 Longevity
Termination voltage: 2.0V 3.6kΩ (≈1mA load) discharge
Battery position: Upright with the positive terminal facing upwards
Room temperature: 20±5℃, minimum: 1050 hours, minimum: 1000 hours
Room temperature discharge load: 1KΩ Minimum: 225 hours minimum:
200 hours
5.5 Battery air tightness test
try
There was no electrolyte leakage in the above tests 1 to 4
5.6 The deformation shall not exceed the dimensions indicated in
the attached drawing in the above tests 1 to 4
Note: ★ Initial value: The date of detection is within one month
from the date code printed on the heat shrink tubing.
★★ The date of the test is within 1 to 12 months from the date code
printed on the heat shrink tubing.
File Number: PM-ER14250-S-02-LF
December 2015, Version A of V201
6. Safety and environmental adaptability performance
6.1 Environmental adaptability performance
6.1.1 High and low temperature cycling
According to the test requirements of UL* : Place the sample
battery in a constant temperature box, heat it up from 20±3℃ to
70±3℃ within 30 minutes and maintain it for 4 hours, then
Then cool it down to 20±3℃ for 30 minutes and maintain for 2 hours,
then cool it down to -40±3℃ for another 30 minutes and maintain for
4 hours. Finally, heat it up to 20 ℃ for another 30 minutes
±3℃. Repeat this cycle ten times.
Judgment criteria: The battery should not explode, catch fire or
leak.
6.1.2 Low air Pressure (Altitude Simulation)
According to the test requirements of UL* : The sample battery is
under the conditions of an absolute pressure of 11.6 kPa (1.68psi)
and a temperature of 20±3℃ (68±5°F)
Store for 6 hours.
Judgment criteria: The battery should not explode, catch fire or
leak.
6.1.3 Free Fall
According to the IEC** test requirements: The battery test samples
should be dropped from a height of 1 meter onto the concrete
surface. Each battery should be dropped 6 times, each
Fall twice in each axial direction.
Judgment criteria: The battery should not explode, catch fire or
leak.
6.1.4 Vibration
According to the test requirements of UL* : Clamp the sample
battery on the vibration platform, apply an amplitude of 0.8mm
(double amplitude 1.6mm), and the rate of frequency change
1Hz/min, frequency range 10Hz to 55Hz, round-trip vibration 95±5
minutes. The sample batteries vibrated respectively in three
mutually perpendicular directions, one pair
A battery with two symmetry axes is subjected to vibration tests in
two mutually perpendicular directions.
Judgment criteria: The battery should not explode, catch fire or
leak.
Warning: All the experiments conducted below were carried out under
extreme conditions. It is only used to illustrate a certain
situation and must not be understood as these methods being
practical
International and Chinese application. If during the application
process some requirements exceed the standards or the following
types of tests are conducted, approval from EVE must be obtained
before proceeding.
6.2 Safety Performance
6.2.1 Heating
According to the test requirements of UL* : The sample battery is
heated in an oven with natural convection or forced convection, and
the oven is heated at a rate of 5±2℃/min to
Keep it at 130℃ and maintain a constant temperature for 10 minutes
before stopping.
Judgment criteria: The battery does not explode or catch fire;
Page 5 consists of 10 pages
ER14250
File Number: PM-ER14250-S-02-LF
December 2015, Version A of V201
6.2.2 Heavy Object Impact
According to the test requirements of UL* : Place the longitudinal
axis of the sample battery parallel to the horizontal plane, and
place it in a cross shape with steel rods of 15.8mm diameter
Position the heart, and then drop the 9.1kg weight from a height of
61cm onto the sample battery.
Judgment criteria: The battery does not explode or catch fire;
6.2.3 Extrusion
According to the test requirements of UL* : At +20℃, place the
battery flat between the two flat steel plates of the press and
apply 13kN± to the battery
A pressure of 0.78kN. Once this pressure is reached, it can be
released.
Judgment criteria: The battery does not explode or catch fire;
6.2.4 External Short circuit
According to the test requirements of UL* : At room temperature,
short-circuit the positive and negative terminals of the sample
battery with copper wires of resistance < 0.1Ω until the battery
catches fire or explodes
Explode, or until the battery is completely discharged to 0.2V and
the shell temperature drops back to ±10℃ of the ambient
temperature.
Judgment criteria: The battery does not explode or catch fire;
6.2.5 Forced Charging
According to the test requirements of UL* : Charge the battery with
a DC power supply, and the charging current should be three times
the maximum charging current Ic specified by the manufacturer. The
most
The small charging time Tc is calculated according to formula (1),
and a suitable resistor should be connected in series in the
charging circuit.
Tc=2.5*C/(3*Ic)„„„„„„„„„„„„„„„„„ (1)
Among them :Tc - Charging time,hour. Tc≥7 hours;
C - Rated capacity of battery, Ah;
Ic - Maximum charging current, A. The maximum charging current of
ER14250 is 0.010A.
Judgment criteria: The battery does not explode or catch fire.
6.2.6 Forced Discharge performance
According to the test requirements of UL* : Short-circuit and
connect the sample battery to be tested (the fully discharged
battery) in series with a fully charged battery of the same model
The total number of batteries is the same as the number of
batteries connected in series in actual applications, and the
resistance of the wires in the circuit is less than 0.1Ω. The
condition for the end of a battery short circuit: The battery
starts
Fire, explosion, leakage or complete battery discharge to 0.2V and
the temperature of the battery casing dropping to ±10℃ of the
ambient temperature.
Judgment criteria: The battery does not explode or catch fire.
The safety standards mentioned in the text:
UL Underwriters Laboratories' "Lithium Battery Standard" - UL 1642-
Fifth Edition -2012.
International Safety Standard for Lithium Batteries of IEC
International Electrotechnical Commission "IEC 60086-4- Third
Edition -2007"
Note: If there are any revisions to the above standard documents in
the future, the latest released version shall prevail.
Page 6 consists of 10 pages
ER14250
File Number: PM-ER14250-S-02-LF
December 2015, Version A of V201
7. Product Labeling
7.1 The trademark of the battery includes the following contents:
① Model and type ② Nominal voltage
④ Date Coding
7.2 Inkjet Content:
⑤ Safety Warning
③ Positive and negative pole marking
The date code represented by month/year/order number will be marked
on the battery casing.
Method: MM YY XX. "MM" represents: month, "YY" represents: year,
and "XX" represents: date
8. Incoming material inspection
Before EVE batteries are dispatched from the factory, 100% of the
open-circuit voltage (OCV) and load voltage of the batteries will
be inspected. Sample and test the capacity of the battery
Quantity, visual appearance and size.
For the incoming material inspection of the client side, EVE
recommends the implementation of GB2828.1-2003 and GB2829-2002
standards.
Table 1 Acceptable Quality Levels
Serial number
Project
Technical requirements
Detection level
1
Size
2-6
AQL
S-2
2
Appearance
2-8 -
0.65
Ⅱ
3
Open-circuit voltage
3-1
1.0
Ⅱ
Table 2 Sampling Quantity
Batch
Sampling quantity
3200 or less
3,200 to 10,000
32
50
> 10,000
80
9. Storage
0.4
Lithium batteries should be stored in a cool, clean and dry
environment. The recommended temperature is ≤+30℃ and the relative
humidity is ≤60%. They should be kept away from corrosive
substances
Keep away from fire and heat sources.
10. Safety
10.1 We suggest that during the use of lithium batteries, the
following regulations should be followed:
Do not remove the battery from its original packaging before use.
Packaging and transportation instructions
- According to the standard export packaging.
Customers can choose from cartons, wooden cases and wooden pallets
according to their own requirements.
Q&A
1. How to obtain the price?
We usually quote within 24 hours after receiving your inquiry
(except weekends and holidays). If you are in urgent need of a
price, please send us an email or contact us in any other way so
that we can provide you with a quotation.
2. What is your delivery time?
This depends on the quantity of the order and the season in which
you place the order. Usually, we can ship the goods within 7 to 15
days (for small batches), and for large batches, it takes about 30
days.
3. What are your payment terms?
Factory price, 30% deposit, 70%T/T payment before shipment.
4. What is the mode of transportation?
It can be transported by sea, air or express delivery (EMS, UPS,
DHL, TNT, FEDEX, etc.). Please confirm with us before placing an
order.
5. How do you help our business establish a long-term and good
relationship?
We maintain good quality and competitive prices to ensure that our
customers benefit.
2. We respect every customer as our friend. We do business with
them sincerely and make friends with them, no matter where they
come from.
