1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULMARCH 9, 20171UL 8139Outline of Investigation for Electrical Systems of Electronic CigarettesIssue Number: 1March 9, 2017Summary of TopicsThis first issue of the Outline of Investigation for Elec
2、trical Systems ofElectronic Cigarettes, UL 8139, covers the electrical systems of personalbattery operated Electronic Cigarettes, also known as e-Cigarettes, andtheir battery charging systems.ULs Outlines of Investigation are copyrighted by UL LLC. Neither a printed norelectronic copy of an Outline
3、of Investigation should be altered in any way. All ofULs Outlines of Investigation and all copyrights, ownerships, and rights regardingthose Outlines of Investigation shall remain the sole and exclusive property of ULLLC.COPYRIGHT 2017 UL LLCUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODU
4、CTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULMARCH 9, 2017UL 81392No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULCONTENTSINTRODUCTION1 Scope .42 Components 43 Units of Measurement .44 Undated References 55 Glossary .5CON
5、STRUCTION6 Enclosures .77 Resistance to Corrosion .88 Current Carrying Parts .89 Battery Chargers 910 Vehicular Battery Adapters 911 Universal Serial Bus (USB) .912 Battery Pack Compartments .1013 Battery Packs 1014 Switches .1015 Atomizers 1016 Printed Wiring Boards .1117 Protective Circuits and Co
6、ntrols 11PERFORMANCE18 General 1219 Single Fault Conditions Test .1420 Normal Charge Test 1521 Normal Discharge Test 1522 Forced-Discharge Test 1523 Overcharge Test 1624 Abnormal Charging Test .1725 Short Circuit Test .1826 Temperature Test .1827 Water Exposure Test 1928 Drop Test 2029 Crush Resista
7、nce Test 20RATINGS30 General 20MARKINGS31 General 21INSTRUCTIONS32 General 21MARCH 9, 2017 UL 8139 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULINTRODUCTION1 Scope1.1 These requirements only cover the electrical systems of personal battery
8、 operated electroniccigarettes, also known as e-Cigarettes, and their battery charging systems.1.2 These requirements do not cover the consumable of the electronic cigarette, such as e-Liquids andother inhaled vapor substances, wicks, and other particulate matter inhaled during use.1.3 These require
9、ments do not consider the physiological effects of any consumable used with theproduct.2 Components2.1 A component that is also intended to perform other functions, shall comply additionally with therequirements of the applicable Standard(s) that cover devices that provide those functions.2.2 A comp
10、onent shall be used in accordance with its rating established for the intended conditions ofuse.2.3 A component of a product covered by this Outline is not required to comply with a specificrequirement that:a) Is superseded by a requirement in this Outline; orb) Is separately investigated when formi
11、ng part of another component, provided the componentis used within its established rating and limitations.2.4 Components not anticipated by the requirements of this Outline, not specifically covered by acomponent standard per 2.3, and which pose a potential risk of electric shock, fire or casualty h
12、azard shallbe additionally investigated. Reference to other product standards is appropriate where those standardsanticipate normal and abnormal use conditions consistent with the application of this Outline.3 Units of Measurement3.1 Values stated without parentheses are the requirement. Values in p
13、arentheses are explanatory orapproximate information.MARCH 9, 2017UL 81394UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL4 Undated References4.1 Any undated reference to a code or standard appearing in the requirements of this Outline shall b
14、einterpreted as referring to the latest edition of that code or standard.5 Glossary5.1 For the purpose of this Outline the following definitions apply5.2 ATOMIZER A heating device that turns a liquid consumable into vapor.5.3 BATTERY CASING The container that directly encloses and confines the elect
15、rolyte and electrodesof a battery cell.5.4 BATTERY CELL The basic functional electrochemical unit containing an electrode assembly,electrolyte, separators, container, and terminals. It is a source of electrical energy by direct conversion ofchemical energy.5.5 BATTERY COMPARTMENT A cavity or recess
16、intended for battery pack insertion for electricalcontact for charging and/or use.5.6 BATTERY PACK Battery cells contained in a protective enclosure or covering. A battery pack mayalso incorporate protective devices, battery pack management controls, charging circuits, and monitoringcircuitry. A bat
17、tery pack may be removable by the user for charging separately from the electroniccigarette. A battery pack as referenced in these requirements is considered a battery.5.7 BATTERY SYSTEM A combination of a battery pack, battery charger, charging interface (ifprovided), and monitoring and protection
18、circuits intended for use with an atomizer.5.8 CHARGING INTERFACE An assembly used to hold a removable battery pack for connection to acharging system. The battery pack is removed from the battery interface before inserting into the batterycompartment of the electronic cigarette.5.9 CONSUMABLE A sub
19、stance such as glycol or a similarly based liquid, wicks, and other particulatematter, that is vaporized by an atomizer and inhaled by the user.5.10 ELECTROLYTE LEAKAGE A condition where liquid electrolyte escapes through an opening in adesigned vent as well as through a rupture or crack or other un
20、intended opening in the battery casing orenclosure of a battery cell or capacitor and is visible external to the battery pack.5.11 ELECTRONIC CIGARETTE An inhalant device with its battery pack installed used to vaporize aconsumable, with all detachable charging systems removed.5.12 ENCLOSURE The out
21、er cover of device that provides protection to its contents. The enclosure ofan electronic cigarette is considered to be the outer cover of current carrying parts.MARCH 9, 2017 UL 8139 5UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL5.13 END
22、OF DISCHARGE VOLTAGE The voltage, under load, of the battery cell or battery pack atthe end of discharge. This value may be specified by the battery cell manufacturer, as in the case of avoltage terminated discharge, or simply measured in the case of a time-controlled discharge.5.14 FIRE The sustain
23、ed combustion of the battery pack contents as evidenced by flame, heat andcharring or other damage of materials.5.15 FULLY CHARGED A battery pack that has been charged per the battery cell manufacturersspecifications to its full state of charge.5.16 FULLY DISCHARGED A battery pack that has been disc
24、harged according to the battery cellmanufacturers specifications until the electronic cigarette is no longer operable.5.17 NORMAL OPERATING REGION That region of voltage, current and temperature within which abattery cell can be appropriately charged and discharged repetitively throughout its antici
25、pated life. SeeFigure 5.1. These values are then used in the evaluation of the device and may vary as the device ages.The normal operating regions will include the following parameters for charging and discharging:a) CHARGING TEMPERATURE LIMITS The upper and lower limits of temperature,specified by
26、the battery cell manufacturer for charging of the battery cell.b) DISCHARGE TEMPERATURE LIMITS The upper and lower limits of temperature,specified by the battery cell manufacturer for discharging the battery cell.c) END OF DISCHARGE VOLTAGE See 5.13.d) MAXIMUM DISCHARGING CURRENT The maximum dischar
27、ging current rate, which isspecified by the battery cell manufacturer.e) MAXIMUM CHARGING CURRENT The maximum charging current in the normal operatingregion, which is specified by the battery cell manufacturer. This value may vary withtemperature.f) UPPER LIMIT CHARGING VOLTAGE The highest charging
28、voltage limit in the normaloperating region specified by the battery cell manufacturer. This value may vary withtemperature.This is generated text for figtxt.MARCH 9, 2017UL 81396UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL5.18 RUPTURE An
29、unintended mechanical failure of a battery, other than venting, from either internalor external causes, that results in spillage and/or exposure of internal contents from a battery casingincluding explosion.5.19 VENTING When the battery or cell electrolyte is emitted as a liquid, droplets, or vapor
30、from adesigned vent or through a seal intended to preclude rupture.CONSTRUCTION6 Enclosures6.1 The enclosure of an electronic cigarette or charger interface shall have the strength and rigidityrequired to resist the possible physical abuses that it will be exposed to during its intended use, in orde
31、rto reduce the risk of fire, rupture, or injury to persons.6.2 A non-metallic material serving as an enclosure of an electronic cigarette or charger interface shallcomply with the Standard for Polymeric Materials Use in Electrical Equipment Evaluations, UL 746C,and shall have:a) Flammability with a
32、minimum rating of V-2 or comply with the test, Flammability 20 mm(3/4-Inch) Flame, in UL 746C;b) Relative Thermal Index (RTI) suitable for the application;c) Resistance to Moisture Ingress with a minimum IP rating of IPX4, see the Water ExposureTest, Section 27;Figure 5.1Diagram representing an exam
33、ple of a cell charging region(from the Battery Association of Japan)MARCH 9, 2017 UL 8139 7UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULd) Resistance to Impact, see the Drop Test, Section 28;e) Crush Resistance not less than 100 lbs (45.4 k
34、g), see the Crushing Resistance Test,Section 29; andf) Resistance to Mold-Stress Relief Distortion in accordance with the Mold Stress-ReliefDistortion Section of UL 746C.6.3 A non-metallic material serving as an enclosure of a charger interface shall comply with 6.2, except:a) Resistance to Moisture
35、 Ingress is not specified; andb) Resistance to Impact shall comply with the Resistance to Impact Section of the Standard forPolymeric Materials Use in Electrical Equipment Evaluations, UL 746C.6.4 When button or coin cell batteries are used, the enclosure shall comply with the Standard for ProductsI
36、ncorporating Button or Coin Cell Batteries of Lithium Technologies, UL 4200A.7 Resistance to Corrosion7.1 Metallic parts shall be corrosion resistant. A suitable plating or coating process fulfills corrosionresistance. Additional guidance on methods to achieve corrosion protection can be found in th
37、e Standardfor Enclosures for Electrical Equipment, Environmental Considerations, UL 50E.7.2 Conductive parts in contact at terminals and connections shall not be subject to corrosion due toelectrochemical action.8 Current Carrying Parts8.1 An external terminal of an electronic cigarette, charger, ch
38、arger interface, or other accessory shall bedesigned to prevent inadvertent shorting, reverse polarity, and misalignment.8.2 Internal wiring shall be routed, supported, clamped or secured in a manner that reduces the likelihoodof excessive strain on wire and on terminal connections; loosening of ter
39、minal connections; and damageof conductor insulation. For soldered terminations, the conductor shall be positioned or fixed so thatreliance is not placed upon the soldering alone to maintain the conductor in position.8.3 A hole by which insulated wires pass through a metal wall shall be provided wit
40、h a smoothly roundedbushing or shall have smooth surfaces, free of burrs, fins, sharp edges, and the like, upon which the wiresmay bear, to prevent abrasion of the insulation.MARCH 9, 2017UL 81398UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM U
41、L9 Battery Chargers9.1 A battery charger shall comply with:a) The Standard for Class 2 Power Units, UL 1310;b) The Standard for Power Units Other than Class 2, UL 1012;c) The Standard for Information Technology Equipment Safety Part 1: GeneralRequirements, UL 60950-1; ord) The Standard for Audio/Vid
42、eo, Information and Communication Technology Equipment Part 1: Safety Requirements, UL 62368-1.10 Vehicular Battery Adapters10.1 A vehicular battery adapter provided as an accessory to a battery charger supply shall comply withthe Standard for Vehicle Battery Adapters, UL 2089. The vehicular battery
43、 adapter shall be suitable forthe maximum charging voltage and current under normal operation.10.2 Cable assemblies or wiring with lengths external to the unit not exceeding 3.05 m (10 ft), coiled oruncoiled, shall be constructed of materials rated VW-1 or FT-1 or better with no additional requireme
44、nts.11 Universal Serial Bus (USB)11.1 A USB connector assembly provided as an accessory to a battery charger shall comply with theStandard for Component Connectors for Use in Data, Signal, Control and Power Applications, UL 1977.The USB connector shall be suitable for the maximum charging voltage an
45、d current under normaloperation.11.2 The charging system intended to be connected to a USB power source(s) shall be considered aspowered by:a) A Limited Power Source (LPS) as described in the Standard for Information TechnologyEquipment Safety Part 1: General Requirements, UL 60950-1; orb) A Class 2
46、 power source as described in the Standard for Class 2 Power Units, UL 1310.11.3 Cable assemblies or wiring with lengths external to the unit not exceeding 3.05 m (10 ft), coiled oruncoiled, shall be constructed of materials rated VW-1 or FT-1 or better with no additional requirements.MARCH 9, 2017
47、UL 8139 9UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL12 Battery Pack Compartments12.1 A battery pack compartment:a) Shall not permit the user to remove and replace a battery pack;b) Shall be designed such as not to permit insertion of an u
48、nintended battery pack; orc) Shall be designed such as not to permit insertion of a general use battery, such as a type18650 lithium-ion configuration, and the electronic cigarette complies with 31.3 and 32.3.13 Battery Packs13.1 A lithium-ion battery cell shall comply with the Standard for Lithium
49、Batteries, UL 1642, or theStandard for Secondary Cells and Batteries Containing Alkaline or Other Non-Acid Electrolytes SafetyRequirements for Portable Sealed Secondary Cells, and for Batteries Made From Them, for Use inPortable Applications, UL 62133.13.2 A nickel cadmium or nickel metal hydride battery cell shall comply with the Standard for Householdand Commercial Batteries, UL 2054, or the Standard for Secondary Cells and Batteries ContainingAlkaline or Other Non-Acid Electrolytes Safety Requirements for Por
