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UN38.3

Product introduction: UN38.3 refers to Section 38.3 of the United Nations Manual of Tests and Criteria for the Transport of Dangerous Goods specially formulated by the United Nations for the transport of dangerous goods, that is, it is required that lithium batteries must pass high simulation, high and low temperature cycles, Vibration test, impact test, 55°C external short circuit, impact test, overcharge test, and forced discharge test can ensure the safety of lithium battery transportation. If the lithium battery is not installed with the equipment, and each package contains more than 24 cells or 12 batteries, it must also pass the 1.2 m free drop test.Product Range1. Various lead-acid batteries (such as lead-acid batteries for automobile starting, stationary lead-acid batteries, small VRLA batteries, etc.)2. Various power secondary batteries (such as batteries for power vehicles, batteries for electric road vehicles, batteries for electric tools, batteries for hybrid vehicles, etc.)3. Various mobile phone batteries (such as lithium-ion batteries, lithium-polymer batteries, nickel-metal hydride batteries, etc.)4. Various small secondary batteries (such as notebook computer batteries, digital camera batteries, video camera batteries, various cylindrical batteries, wireless communication batteries, portable DVD batteries, CD and MP3 player batteries, etc.)5. Various primary batteries (such as alkaline zinc-manganese batteries, lithium-manganese batteries, etc.)standard testUN38.3 Test Items and Judgment Test Eligibility CriteriaUN38.3 test itemsT.1 height simulation testUnder the conditions of pressure ≤11.6kPa and temperature of 20±5℃, it can be stored for more than 6 hours without leakage, exhaust, disintegration, cracking and burning.T.2 Thermal TestUnder the conditions of 72±2℃ and -40±2℃, the high and low temperature impact test is carried out, the storage time at the extreme temperature is ≥6h, the high and low temperature conversion time is less than or equal to 30min, the impact is 10 times, and the room temperature (20±5℃) is stored for 24h, The total duration of the trial is at least one weekT.3 Vibration testComplete a reciprocating logarithmic sweep sinusoidal vibration from 7Hz to 200Hz within 15min, and complete 12 vibrations in three-dimensional direction within 3h;The logarithmic sweep was: starting at 7 Hz and maintaining a maximum acceleration of 1 gn until the frequency reached 18 Hz. The amplitude was then held at 0.8 mm (total offset 1.6 mm) and the frequency was increased until the maximum acceleration reached 8gn (frequency about 50 Hz). Hold the maximum acceleration at 8gn until the frequency increases to 200 Hz.T.4 Impact test150g, 6ms or 50g, 11ms half-sine shock, 3 times for each installation direction, 18 times in total;T.5 External short circuit testShort-circuit at 55±2°C and external resistanceT.6 Crash testA 9.1kg weight is dropped on the battery with a 15.8mm round rod from a height of 61±2.5cm, and the surface temperature of the battery is detected.T.7 Overcharge TestUnder the condition of twice the maximum continuous charging current and twice the maximum charging voltage, overcharge the battery for 24h.T.8 Forced discharge testThe battery is connected in series with a 12V DC power supply, and is forced to discharge at the maximum discharge current.Judgment Test Eligibility Criteria(a) In tests T.1 to T.6, no disintegration or fire occurred.(b) In tests T.1, T.2 and T.5, the effluent is not toxic, flammable or corrosive.1 Visual inspection did not see exhaust or leakage.2 No venting or leakage has occurred resulting in a weight loss exceeding that shown in Table 38.3.4.7.1.(c) In tests T.3 and T.6, the effluent is not a toxic or corrosive substance.1 Visual inspection did not see exhaust or leakage.2 No venting or leakage has occurred resulting in a weight loss exceeding that shown in Table 38.3.4.7.1.Packaging Requirements1. Unless installed in equipment (such as in mobile phones, cameras, walkie-talkies, notebook computers, etc.), batteries and primary batteries must be packaged separately to prevent short-circuiting and installed in a sturdy outer package.2. Unless installed in equipment, each package containing more than 24 primary cells or 12 batteries must also meet the following requirements:1) Each package must be marked with lithium batteries and special measures to be taken when the package is damaged.2) Each shipment must have a random document to explain the special measures to be taken when the lithium battery is contained in the package and the package is damaged.3) Each package must be able to withstand a 1.2m drop test in any orientation without damaging the batteries or primary batteries in the package, and without changing the position of the batteries so that the batteries (or primary batteries and primary batteries) interact with each other. contact, no battery leaked from the package.4) Unless lithium batteries are installed in the equipment, the gross weight of each package must not exceed 30kg.ConditionConsigned lithium batteries and lithium battery packs can be transported as non-restricted items (non-dangerous goods) if they meet all the following conditions. If any of the following conditions cannot be met, the requirements for the acceptance of dangerous goods of UN3090 or UN3091 shall be followed.(1) Restrictions on lithium content1. For metal lithium or lithium alloy primary batteries, the lithium content shall not exceed 1g; for lithium ion primary batteries, the lithium equivalent content shall not exceed 1.5g.Note: Primary batteries are also called battery cells.2. For metal lithium or lithium alloy batteries, the total lithium content does not exceed 2g, and for lithium ion batteries, the lithium equivalent content does not exceed 8g.Note: The above 'lithium content' refers to the amount of metallic lithium present on the anode of a lithium metal or lithium alloy battery. For lithium-ion batteries, the 'lithium equivalent content' in grams is calculated as 0.3 times the amp-hours of rated capacity. For example: the rated capacity of a mobile phone lithium-ion battery is 800mah (800mAh), then its 'lithium equivalent content' is: 0.3 X 0.8 (ampere hour) = 0.24 grams.(2), in line with UN testing requirementsEach type of primary cell and battery has been tested and found to comply with all the requirements of the United Nations Manual of Tests and Criteria for the Transport of Dangerous Goods, Part 3, paragraph 38.3.(3), packaging requirements1. Unless installed in equipment (such as in mobile phones, cameras, walkie-talkies, notebook computers, etc.), batteries and primary batteries must be packaged separately to prevent short circuits, and installed in sturdy outer packaging.2. Unless installed in equipment, each package containing more than 24 primary batteries or 12 batteries must also meet the following requirements:1) Each package must be marked with lithium batteries and special measures to be taken when the package is damaged.2) Each shipment must have a random document to explain the special measures to be taken when the lithium battery is contained in the package and the package is damaged.3) Each package must be able to withstand a 1.2m drop test in any orientation without damaging the batteries or primary batteries in the package, and without changing the position of the batteries therein so that the batteries (or primary batteries and primary batteries) are mutually contact, no battery leaked from the package.4) If the battery is transported separately, the gross weight of each package shall not exceed 10kg.
Project introduction: Before the lithium battery is transported, it must pass the high simulation, high and low temperature cycle, vibration test, impact test, 55°C external short circuit, impact test, overcharge test, and forced discharge test to ensure the safety of lithium battery transportation.
Application description:
Expected cycle: 7-12 working days
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UN38.3
  • Project description
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UN38.3 refers to Section 38.3 of the United Nations Manual of Tests and Criteria for the Transport of Dangerous Goods specially formulated by the United Nations for the transport of dangerous goods, that is, it is required that lithium batteries must pass high simulation, high and low temperature cycles, Vibration test, impact test, 55°C external short circuit, impact test, overcharge test, and forced discharge test can ensure the safety of lithium battery transportation. If the lithium battery is not installed with the equipment, and each package contains more than 24 cells or 12 batteries, it must also pass the 1.2 m free drop test.

Product Range

1. Various lead-acid batteries (such as lead-acid batteries for automobile starting, stationary lead-acid batteries, small VRLA batteries, etc.)

2. Various power secondary batteries (such as batteries for power vehicles, batteries for electric road vehicles, batteries for electric tools, batteries for hybrid vehicles, etc.)

3. Various mobile phone batteries (such as lithium-ion batteries, lithium-polymer batteries, nickel-metal hydride batteries, etc.)

4. Various small secondary batteries (such as notebook computer batteries, digital camera batteries, video camera batteries, various cylindrical batteries, wireless communication batteries, portable DVD batteries, CD and MP3 player batteries, etc.)

5. Various primary batteries (such as alkaline zinc-manganese batteries, lithium-manganese batteries, etc.)

standard test

UN38.3 Test Items and Judgment Test Eligibility Criteria

UN38.3 test items

T.1 height simulation test

Under the conditions of pressure ≤11.6kPa and temperature of 20±5℃, it can be stored for more than 6 hours without leakage, exhaust, disintegration, cracking and burning.

T.2 Thermal Test

Under the conditions of 72±2℃ and -40±2℃, the high and low temperature impact test is carried out, the storage time at the extreme temperature is ≥6h, the high and low temperature conversion time is less than or equal to 30min, the impact is 10 times, and the room temperature (20±5℃) is stored for 24h, The total duration of the trial is at least one week

T.3 Vibration test

Complete a reciprocating logarithmic sweep sinusoidal vibration from 7Hz to 200Hz within 15min, and complete 12 vibrations in three-dimensional direction within 3h;

The logarithmic sweep was: starting at 7 Hz and maintaining a maximum acceleration of 1 gn until the frequency reached 18 Hz. The amplitude was then held at 0.8 mm (total offset 1.6 mm) and the frequency was increased until the maximum acceleration reached 8gn (frequency about 50 Hz). Hold the maximum acceleration at 8gn until the frequency increases to 200 Hz.

T.4 Impact test

150g, 6ms or 50g, 11ms half-sine shock, 3 times for each installation direction, 18 times in total;

T.5 External short circuit test

Short-circuit at 55±2°C and external resistance<0.1Ω, and the short-circuit time lasts for 1h after the battery temperature returns to 55±2°C.

T.6 Crash test

A 9.1kg weight is dropped on the battery with a 15.8mm round rod from a height of 61±2.5cm, and the surface temperature of the battery is detected.

T.7 Overcharge Test

Under the condition of twice the maximum continuous charging current and twice the maximum charging voltage, overcharge the battery for 24h.

T.8 Forced discharge test

The battery is connected in series with a 12V DC power supply, and is forced to discharge at the maximum discharge current.

Judgment Test Eligibility Criteria

(a) In tests T.1 to T.6, no disintegration or fire occurred.

(b) In tests T.1, T.2 and T.5, the effluent is not toxic, flammable or corrosive.

1> Visual inspection did not see exhaust or leakage.

2> No venting or leakage has occurred resulting in a weight loss exceeding that shown in Table 38.3.4.7.1.

(c) In tests T.3 and T.6, the effluent is not a toxic or corrosive substance.

1> Visual inspection did not see exhaust or leakage.

2> No venting or leakage has occurred resulting in a weight loss exceeding that shown in Table 38.3.4.7.1.

Packaging Requirements

1. Unless installed in equipment (such as in mobile phones, cameras, walkie-talkies, notebook computers, etc.), batteries and primary batteries must be packaged separately to prevent short-circuiting and installed in a sturdy outer package.

2. Unless installed in equipment, each package containing more than 24 primary cells or 12 batteries must also meet the following requirements:

1) Each package must be marked with lithium batteries and special measures to be taken when the package is damaged.

2) Each shipment must have a random document to explain the special measures to be taken when the lithium battery is contained in the package and the package is damaged.

3) Each package must be able to withstand a 1.2m drop test in any orientation without damaging the batteries or primary batteries in the package, and without changing the position of the batteries so that the batteries (or primary batteries and primary batteries) interact with each other. contact, no battery leaked from the package.

4) Unless lithium batteries are installed in the equipment, the gross weight of each package must not exceed 30kg.

Condition

Consigned lithium batteries and lithium battery packs can be transported as non-restricted items (non-dangerous goods) if they meet all the following conditions. If any of the following conditions cannot be met, the requirements for the acceptance of dangerous goods of UN3090 or UN3091 shall be followed.

(1) Restrictions on lithium content

1. For metal lithium or lithium alloy primary batteries, the lithium content shall not exceed 1g; for lithium ion primary batteries, the lithium equivalent content shall not exceed 1.5g.

Note: Primary batteries are also called battery cells.

2. For metal lithium or lithium alloy batteries, the total lithium content does not exceed 2g, and for lithium ion batteries, the lithium equivalent content does not exceed 8g.

Note: The above 'lithium content' refers to the amount of metallic lithium present on the anode of a lithium metal or lithium alloy battery. For lithium-ion batteries, the 'lithium equivalent content' in grams is calculated as 0.3 times the amp-hours of rated capacity. For example: the rated capacity of a mobile phone lithium-ion battery is 800mah (800mAh), then its 'lithium equivalent content' is: 0.3 X 0.8 (ampere hour) = 0.24 grams.

(2), in line with UN testing requirements

Each type of primary cell and battery has been tested and found to comply with all the requirements of the United Nations Manual of Tests and Criteria for the Transport of Dangerous Goods, Part 3, paragraph 38.3.

(3), packaging requirements

1. Unless installed in equipment (such as in mobile phones, cameras, walkie-talkies, notebook computers, etc.), batteries and primary batteries must be packaged separately to prevent short circuits, and installed in sturdy outer packaging.

2. Unless installed in equipment, each package containing more than 24 primary batteries or 12 batteries must also meet the following requirements:

1) Each package must be marked with lithium batteries and special measures to be taken when the package is damaged.

2) Each shipment must have a random document to explain the special measures to be taken when the lithium battery is contained in the package and the package is damaged.

3) Each package must be able to withstand a 1.2m drop test in any orientation without damaging the batteries or primary batteries in the package, and without changing the position of the batteries therein so that the batteries (or primary batteries and primary batteries) are mutually contact, no battery leaked from the package.

4) If the battery is transported separately, the gross weight of each package shall not exceed 10kg.

 

UN38.3         UN38.3         UN38.3

 

Q: What do MSDS and UN38.3 mean?

A: MSDS is the chemical composition description of the battery. The UN38.3 test is a mandatory test to ensure that lithium batteries can be safely carried by air and sea.

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