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Product range
1. Various lead-acid batteries (such as lead-acid batteries for car
start-up, fixed lead-acid batteries, small valve-controlled sealed
lead-acid batteries, etc.)
2. Various power secondary batteries (such as power vehicle
battery, electric road vehicle battery, electric tool battery,
hybrid vehicle battery, etc.)
3. Various cell phone batteries (such as lithium ion battery,
lithium polymer battery, nickel hydrogen battery, etc.)
4. A variety of small secondary battery (e.g., laptop batteries,
digital camera batteries, camera batteries, all kinds of
cylindrical battery, wireless communication, portable DVD, CD and
MP3 players, etc.)
5. Various primary batteries (such as basic zinc manganese battery,
lithium manganese battery, etc.)
Test standard
UN38.3 test items and test qualification criteria
UN38.3 test items
T.1 high altitude simulation test
In pressure of 11.6 kPa or less, 20 + / - 5 ℃ temperature
conditions, save more than six hours, no leakage, exhaust,
disintegration, rupture, burning.
2 hot test. T.
In 72 + 2 ℃ and - 40 plus or minus 2 ℃ under the condition of high
and low temperature impact test, the limit temperature storage time
of 6 h, or high and low temperature conversion time 30 min or less,
shock, 10 times at room temperature (20 + / - 5 ℃) for 24 h, test
the total time for at least a week
T.3 vibration test
Within 15min, a reciprocating logarithmic sweep sine vibration was
completed from 7Hz to 200Hz, and 12 three-dimensional directional
vibration was completed within 3h.
Logarithmic sweep: from 7 hz to maintain the maximum acceleration
of 1gn until the frequency reaches 18 hz. The amplitude is then
kept at 0.8mm
(total offset: 1.6mm) and increase the frequency until the maximum
acceleration reaches 8gn (frequency: about 50hz). Will be the
biggest
The acceleration stays at 8gn until the frequency increases to 200
hz.
T.4 impact test
Semi-sine shocks of 150g, 6ms or 50g and 11ms shall be carried out
3 times in each installation direction, a total of 18 times.
T.5 external short circuit test
Outside the 55 + 2 ℃, resistance < 0.1 Ω under the condition of
short circuit, short circuit time until the battery temperature
back to 55 + 2 ℃ after 1 h.
T.6 collision test
9.1kg weight was placed on the battery with a 15.8mm round rod from
a height of 61 + / -2.5cm to test the battery surface temperature.
T.7 overcharging test
Under the condition of 2 times the maximum continuous charging
current and 2 times the maximum charging voltage, the battery is
overcharged for 24 hours.
T.8 forced discharge test
The battery is connected with a 12V dc power supply and forced
discharge is carried out with the maximum discharge current.
Determine the test eligibility criteria
(a) no disintegration or fire occurred during the tests between t.1
and t.6.
(b) in test t. 1, t. 2 and t. 5, the effluent was not toxic,
flammable or corrosive.
> visual observation showed no exhaust or leakage.
2> did not occur, resulting in weight loss exceeding the exhaust
or leakage shown in table 38.3.4.7.1.
(c) in test T.3 and T.6, the effluent was not toxic or corrosive.
> visual observation showed no exhaust or leakage.
2> did not occur, resulting in weight loss exceeding the exhaust
or leakage shown in table 38.3.4.7.1.
Packing requirements and condition restrictions
Packaging requirements
1. Unless installed in the equipment (such as mobile phone, camera,
walkie-talkie, laptop, etc.),
The battery and the original battery must be packed separately to
prevent short circuit and packed in a strong outer package.
2. Unless installed in the equipment, if each package contains more
than 24 primary batteries or 12 batteries,
The following requirements must also be met:
1) each package must be marked with a mark indicating the special
measures to be taken when the lithium battery and the package are
damaged
Shi.
2) random documents must be provided for each batch of goods to
explain that lithium battery and packaging parts should be damaged
in the package
Special measures.
3) each package must be able to withstand the drop test of 1.2m in
any direction without damaging the package
The battery, or metaclasses, do not change the position of the
battery in it to the battery and battery (or the original battery
and the original electricity)
Contact with each other, no battery leaks from the package.
4) unless the lithium battery is installed in the equipment, the
gross weight of each package shall not exceed 30kg.
conditions
The delivered lithium-ion batteries and lithium battery packs may
be non-restricted (non-hazardous) if they meet all the following
conditions
Transportation. If any of the following conditions cannot be met,
the operation shall be carried out in accordance with the
requirements of UN3090 or UN3091
what is the difference between UN38.3 and MSDS
UN38.3 is the test standard. Full name is specifically formulated
for dangerous goods transportation at the United Nations "the
dangerous goods transportation test and standard manual" in part 3
of 38. The paragraph 3, which requires lithium battery before
shipping, must pass height simulation, high and low temperature
cycle, vibration test, impact test and 55 ℃ short circuit, impact
test, overcharge test, mandatory discharge test, to ensure the
safety of the lithium battery transport. If the lithium battery is
not installed with the device and each package contains more than
24 battery cores or 12 batteries, it must pass the 1.2m free fall
test.
MSDS (Material Safety Data Sheet) refers to the chemical Safety
technical specification, which can also be translated into the
chemical Safety specification or the chemical Safety Data
specification. Is chemical producers and importers is used to
illustrate the physical and chemical properties of chemicals (such
as PH value, flash point, flammable degrees, reaction activity,
etc.) as well as to the user's health (such as cancer, birth
defects, etc.) may produce the hazards of a text
Contact person: Lydia
Mobile phone/WeChat :15099904126
QQ: 3003703237
Email address: lydia_yin@sina.cn
Company website: http://www.zkt-test.com
Address: 2H, building 1, science and technology innovation park, houting, sha jing, bao 'an district, shenzhen