UL 935 中英对照版

1、MAY 21, 2001 ANSI/UL 935-2001UL 935Standard for Fluorescent-Lamp BallastsFirst Edition - August, 1942Second Edition - December, 1949Third Edition - September, 1958Fourth Edition - August, 1969Fifth Edition - May, 1971Sixth Edition - June, 1978Seventh Edition - October, 1984Eighth Edition - February,

2、 1993Ninth Edition - March, 1995Tenth EditionMay 21, 2001The most recent designation of ANSI/UL 935 as an American National Standard occurred on May 29, 2001.This ANSI/UL Standard for Safety, which consists of the Tenth edition, is under continuous maintenance, whereby each revision is ANSI approved

3、 upon publication. Comments or proposals for revisions on any part of the Standard my be submitted to UL at any time. Written comments are to be sent to the UL-RTP Standards Department, 12 Laboratory Dr., Research Triangle Park, NC 27709-3995.The Department of Defense (DoD) has adopted UL 935 on Feb

4、ruary 17, 1983. The publication of revised pages or a new edition of this Standard will not invalidate the DoD adoption.An effective date included as a note immediately following certain requirements is one established by Underwriters Laboratories Inc.Revisions of this Standard will be made by issui

5、ng revised or additional pages bearing their date of issue. A UL Standard is current only if it incorporates the most recently adopted revisions, all of which are itemized on the transmittal notice that accompanies the latest set of revised requirements.ISBN 0-7629-0685-5COPYRIGHT 1978, 2001 UNDERWR

6、ITERS LABORATORIES INC.CONTENTSFOREWORD 8PART 1 - ALL PRODUCTSINTRODUCTION 1 Scope 9 2 Glossary 9 3 Components 11 4 Units of Measurement 11 5 Undated References 12CONSTRUCTION 6 General 12 7 Mechanical Assembly 13 8 Enclosure 13 8.1 General 13 8.2 Raintightness 15 9 Means for Mounting 15 10 Protecti

7、on Against Corrosion 15 10.1 General 15 10.2 Outdoor ballasts 16 10.3 Weatherproof ballasts 17 11 Compound 17 12 Insulating Materials 18 13 Supply and Load Connections 19 13.1 Terminal and lead wire compartments 19 13.2 Lead wires 21 13.3 Flexible cords 23 13.4 Bushings 27 13.5 Strain relief 27 13.6

8、 Terminals 27 14 Live Parts 29 15 Capacitors 30 16 Protective Devices Provided in Class P Protected Ballasts 33 17 Protective Devices Provided in Other Than Class P Protected Ballasts 35 18 Printed Wiring Boards 35 19 Spacing of Electrical Parts 36 19.1 General 36 19.2 Alternate method 37 20 Polymer

9、ic Materials 39PERFORMANCE 21 General 42 22 Input/Output Measurements 45 23 Leakage-Current Test 47 24 Risk of Electric Shock Measurements 50 24.1 General 50 24.2 Ballast lead and lamp pin measurements 50 24.3 Foil measurement (electronic ballasts) 55 25 Normal-Temperature Test 56 26 Abnormal-Temper

10、ature Test 61 27 Fault Condition Test - Conventional Magnetic Ballast - Class P Protection 62 29 Increased-Ambient Temperature Test for Ballasts- Class P Protection 65 Fault-Condition Test - Electronic Ballasts - Class P Protection 66 30 Arcing Test 67 31 Voltage Measurement - Power Capacitors 68 32

11、 Dielectric Voltage-Withstand Test 69 33 Insulation-Resistance Test 70 34 Limited Short-Circuit Test 71 35 Foil Trace Calibration 73 36 Metallic-Coating-Thickness Test 74 37 Water-Spray Test 75 38 Humidity-Conditioning Test 78 39 Strain-Relief Test 78 40 Tests on Push-In Terminals 79 40.1 Pullout 79

12、 40.2 Temperature 79 41 Rod Pressure Loading Test 80 42 Volume Method of Measurement 80MANUFACTURING AND PRODUCTION TESTS 43 Dielectric Voltage-Withstand Test 80RATING 44 General 82MARKING 45 Details 83 45.1 General 83 45.2 Ratings 84 45.3 High power factor 85 45.4 Lamps 85 45.5 Application 86 45.6

13、Thermal protection 87 45.7 Field connection 87PART 2 - DIRECT PLUG-IN, AND THROUGH CORD BALLASTSCONSTRUCTION 46 Direct Plug-In, and Through Cord Ballasts 88 46.1 General 88 46.2 Enclosure integrity 88 46.3 Weight and moment 89 46.4 Plug face dimensions 91 46.5 Wiring details 93 46.6 Thermal protecti

14、on 93 47 Blade Configuration 93 48 Strain Relief 93PERFORMANCE 49 Moment and Weight Test 93 50 Blade Secureness Test 94 50.1 Pull 94 50.2 Push 94 51 Abuse Tests 94 51.1 General 94 51.2 Impact 95 51.3 Rod pressure 97 51.4 Resistance to crushing 97 51.5 Accessibility 97SUPPLEMENT SA - FLUORESCENT BALL

15、AST ACCESSORIES SA1 Scope SA1 SA2 General SA1 SA3 Enclosure SA1 SA4 Means for Mounting SA2 SA5 Supply Connections SA2 SA5.1 Leads SA2 SA5.2 Bushings SA2 SA5.3 Strain relief SA2 SA5.4 Lampholder SA3 SA6 Capacitors SA3 SA7 Thermal Protection SA3 SA8 Input Measurements SA3 SA9 Temperature Test SA4 SA10

16、 Abnormal Operation Tests SA4 SA10.1 General SA4 SA10.2 Abnormal lamp operation SA5 SA10.3 Abnormal current SA5 SA10.4 Unintended application SA5 SA11 Dielectric Voltage-Withstand Test SA6 SA12 General SA6SUPPLEMENT SB - FLUORESCENT BALLASTS WITH DIMMING CIRCUITS, INCLUDING BALLASTS CONTROLLED BY PO

17、WER LIMITED CLASS 1, 2, & 3 CIRCUITS SB1 Scope SB1 SB2 Glossary SB1 SB3 Dimming Circuit Types SB1 SB4 Ballasts for General-Use SB2 SB5 Separation of Circuits SB3 SB6 Spacings SB3 SB7 Lead Wires and Terminals SB3 SB8 Dimming Circuit Voltage SB3 SB9 Dimming Circuit Current and Power Limitations SB4 SB

18、10 Dielectric Test SB4 SB11 Abnormal Operating Conditions SB5 SB12 General SB5APPENDIX AStandards for Components A1Appendix BFollow-Up Test for Printed Wiring Board Foil TraceFOREWORD A. This Standard contains basic requirements for products covered by Underwriters Laboratories Inc. (UL) under its F

19、ollow-Up Service for this category within the limitations given below and in the Scope section of this Standard. These requirements are based upon sound engineering principles, research, records of tests and field experience, and an appreciation of the problems of manufacture, installation, and use

20、derived from consultation with and information obtained from manufacturers, users, inspection authorities, and others having specialized experience. They are subject to revision as further experience and investigation may show is necessary or desirable.前言A本标准美国保险商实验室（UL）跟踪服务所涉及的、范围由本标准“适用范围”一章里列出的一类

21、产品的基本要求。这些要求以合理的技术原则，研究、试验和现场经验的记录及对制造、安装和使用方面存在问题的鉴定为依据，而这尖鉴定则基于与制造者、使用者、检验专家和其他有专门经验的人员的磋商研讨及他们所提供的资料。若进一步的经验和调查研究表明有必要或为适应各方要求需对这些要求进行修订，就应着手修订之。B. The observance of the requirements of this Standard by a manufacturer is one of the conditions of the continued coverage of the manufacturers product

22、.B制造厂遵守本标准的要求，是使其产品继续获得列名和使用UL 标志的前提之一。C. A product which complies with the text of this Standard will not necessarily be judged to comply with the Standard if, when examined and tested, it is found to have other features which impair the level of safety contemplated by these requirements.C符合本标准条文的产

23、品，如在检查和试验时发现其具有会降低本标准要求所要达到地安全程度的一些其他性能，则不必将该产品判为符合本标准。D. A product employing materials or having forms of construction which conflict with specific requirements of the Standard cannot be judged to comply with the Standard. A product employing materials or having forms of construction not addressed

24、by this Standard may be examined and tested according to the intent of the requirements and, if found to meet the intent of this Standard, may be judged to comply with the Standard.D所用材料或所具有的结构形式不同于本标准要求的产品，可以按本标准要求的意图经受检查和试验，如果证实无实无质性差异，则可被判为符合本标准。E. UL, in performing its functions in accordance wi

25、th its objectives, does not assume or undertake to discharge any responsibility of the manufacturer or any other party. The opinions and findings of UL represent its professional judgment given with due consideration to the necessary limitations of practical operation and state of the art at the tim

26、e the Standard is processed. UL shall not be responsible to anyone for the use of or reliance upon this Standard by anyone. UL shall not incur any obligation or liability for damages, including consequential damages, arising out of or in connection with the use, interpretation of, or reliance upon t

27、his Standard.EUL 在依据其宗旨履行本身职能的过程中，不承担、也为许诺发行制造厂或其他方面的任何责任。UL 的意见和结论代表专业技术性的判断，这种判断是对实际运作的必要限制以及贯彻标准过程中的技术水平予以适当考虑后作出的。UL 不对任何人在使用权用和信赖本标准方面负责。对于因使用、解释或信赖本标准或与这几方面相关联而产生的损害，包括严重损害，UL 不承担任何义务和责任。F. Many tests required by the Standards of UL are inherently hazardous and adequate safeguards for personne

28、l and property shall be employed in conducting such tests.FUL 标准所要求的许多试验本身就有危害，因此，在进行这类试验时，应对和财产采取适当的防护措施。PART 1 - ALL PRODUCTSINTRODUCTION1 Scope1.1 These requirements cover ballasts of the resistance, reactance, and electronic (high frequency) types for use with fluorescent lamps involving a poten

29、tial of 2500 volts or less in accordance with the National Electrical Code, ANSI/NFPA 70.1.2 A fluorescent-lamp ballast may be determined by investigation to be acceptable for use, in a fixture or other device, with electric-discharge lamps of other than the fluorescent type.1.3 Fluorescent self bal

30、lasted lamps and ballast adaptors are evaluated using the Standard for Self-Ballasted Lamps and Lamp Adapters, UL 1993. The component ballast is evaluated to requirements in this Standard.1.4 A product that contains features, characteristics, components, materials, or systems new or different from t

31、hose covered by the requirements in this standard, and that involves a risk of fire or of electric shock or injury to persons shall be evaluated using appropriate additional component and end-product requirements to maintain the level of safety as originally anticipated by the intent of this standar

32、d. A product whose features, characteristics, components, materials, or systems conflict with specific requirements or provisions of this standard does not comply with this standard. Revision of requirements shall be proposed and adopted in conformance with the methods employed for development, revi

33、sion, and implementation of this standard.第一部分：全部产品总则1 范围1.1 本标准的这些要求，适用于工作电压符合国家电气规范 ANSI / NFPA 70 所规定的 2500 V 及以下之各种规格荧光灯用的电阻型镇流器，电抗型镇流器和电子（高频）型镇流器。1.2 荧光灯镇流器应装在支架或其它装置上，以适配的荧光灯或电子放电灯来认证确定其是否适用。1.3 带灯管的镇流器和适配器，用 UL 1993 标准进行考核。单独的镇流器按本标准的要求进行评估。1.4 当产品的性能、特性、元件、材料或标准发展后，与本标准的要求有所不同，并且可能导致着火、触电或对人

34、体伤害危险时，须依相应的附加要求对终端产品进行评价，以确保由本标准原来所预期的产品的安全性。2 Glossary2.1 For the purpose of this standard the following definitions apply.2 名词术语2.1 下列定义适用于本标准 BALLAST - A device that by means of reactance or resistance, singly or in combination, limits the current of a lamp to the required value for proper opera

35、tion and, where necessary, provides adequate starting voltage; and in the case of rapid start circuits, provides for low-voltage lamp filament heating.镇流器 镇流器是一种利用电抗或电阻，以单个或组合的方式，将灯管电流限制在正常运行所需的数值，并提供适当启动电压的装置。在快速启动（Rapid Start）电路中，并提供加热灯丝的低电压。2.3 CHEESECLOTH - Used in abnormal condition tests as an

36、 indicator of a fire hazard. Bleached cheesecloth is to be 36 inches (910 ram) wide, running 14 - 15 yards per pound (28 - 30 m/kg), and have what is known to the trade as a count of 32 X 28; that is, for any square inch, 32 threads in one direction and 28 threads in the other direction (for any squ

37、are centimeter, 13 threads in one direction and 11 threads in the other direction).2.3 纱布 在异常条件测试中，用作阻燃试验的指示材料。宽度为36英吋的漂白的纱布，展开后为每磅14 - 15码（28 - 0 m/kg），商业上称作3228型。即在每个平方英吋的单位面积中，径向32线，纬向28线（每个平方厘米单位面积的径向13线，纬向11线）。2.4 CLASS P PROTECTED BALLAST A ballast that is integrally protected from overheating

38、, where the ballast and protection combination comply with the requirements in this standard.2.4 P类保护镇流器 内置过热保护的镇流器，镇流器与保护电路一起满足本标准的要求。2.5 COMPACT FLUORESCENT LAMP - A fluorescent lamp of a small compact shape (such as a folded construction) with all contacts terminating in a single base that perfor

39、ms the entire mechanical support function.2.5 紧凑型荧光灯（CFL，节能灯） 一种小型的紧凑型的荧光灯（例如折叠结构的），所有的接线触头集中在单个基座上，承担全部机械支撑作用。2.6 CONDITIONED LAMP - A new lamp that has been operated for a minimum of 100 hours.2.6 （经老练过的）熟灯管 至少工作了100个小时的新灯管。2.7 CONVENTIONAL MAGNETIC BALLAST - A ballast that consists of a coil of w

40、ire wound on a core and operates at the supply line frequency. A conventional magnetic ballast is either a transformer type or simple reactance type. A power capacitor is able to be provided with the magnetic ballast.2.7 传统的铁芯电感镇流器 由一个绕在铁芯上的线圈组成，直接与交流电源相接。传统的铁芯电感镇流器可以是变压器型的，也可以是单阻抗型的。铁芯电感镇流器会配置一个功率电

41、容器。2.8 DEACTIVATED LAMP - A lamp end-of-life failure mode, that is caused by the depletion of the filament emission material so that the lamp cannot be ionized.2.8 失效灯管 灯管寿命终了时，由于灯丝发射物质耗尽，灯丝完好但不能再被激活点燃的灯管。2.9 ELECTRONIC BALLAST - A ballast involving high frequency switching that is controlled by act

42、ive components (transistors, thyristors, and the like), and with the lamp ballasting impedance provided by a series capacitive or inductive reactance appropriate for the high switching frequency. The lamps and ballasting impedance may be connected either directly or by means of an isolating transfor

43、mer to the switching transistors.电子镇流器 一种包含有源器件（晶体管、可控硅及类似组件）的高频转换装置，串联的容抗或感抗为灯提供稳定的阻抗，灯管工作在高频状态的一种镇流器。灯管和稳定的阻抗既可以直接与开关晶体管相接，也可以经由隔离变压器与开关晶体管相接。2.10 FIXED BALLAST- A ballast intended to be permanently connected electrically.2.10 固定式镇流器 电气永久相连接的一种镇流器。2.11 INSTANT-START CIRCUIT - A circuit that employ

44、s a high open-circuit voltage to start lamps that usually have a single contact at each end.2.11 瞬时启动电路 利用高的开路电压来启动灯管的电路，通常在灯管每端只有一个接头。2.12 LEAD-LAG CIRCUIT - A two-lamp circuit that has one lamp in series with an inductor and the other lamp in series with a capacitor to attain a high power factor.

45、Generally, it may be part of either an instant-start or preheat circuit.2.12 超前 - 滞后电路 一个灯与电感串联，另一个灯与电容器串联以提高功率因数的一种双灯电路。通常，这种电路既可以是瞬时启动的一部分，也可以是预热电路的一部分。2.13 LIVE PARTS - Metallic parts intended to carry voltage or current. A part that is connected to a grounded (neutral) supply conductor is determ

46、ined to be a live part.2.13 带电零件 带电压或电流的金属组件。与电源地（中线）相接的零件认为带电零件（LIVE PARTS）。2.14 MEASUREMENT INDICATION UNIT (MIU) - The output voltage across the meter, in millivolts RMS, in the measurement instrument in Figure 23.2, divided by 500 ohms. The instrument indication is equal to the RMS value in mill

47、iamperes when the frequency is 60 Hz (sinusoidal current). The reading is not always a direct indication of the RMS or other common amplitude quantifier of leakage current when the leakage current is of complex waveform or frequency other than 50 or 60 Hz.2.14 测量指示单元（MIU） 在按图所示的测量装置中，电表指示的输出电压有效值的mV

48、数除以500 ohm。当频率为60Hz（正弦电流）时，仪器显示的是电流 mA 的有效值，当漏电流不是 50 Hz 或 60 Hz 的混合波型或频率时，读数并不总是直接指示漏电流幅度的有效值。2.15 POWER CAPACITOR - A capacitor that is connected:a) In series with a lamp or lamps and provides the ballast impedance for the lamp current; orb) Across the input leads of the ballast or across an exten

49、sion of the primary winding for power-factor correction.2.15 功率电容器 a) 为灯电流提供一个稳流阻抗而与一只灯或多只灯串联；或b) 为了校正功率因数而跨接在镇流器的输入端或者跨接在初级绕组上电容器谓之。2.16 PREHEAT CIRCUIT-A circuit with a ballast connected in series with a lamp, and having a manual or automatic starter that functions to cause an initial heating of t

50、he lamp filaments prior to ionizing the lamp. The starter, when closed, connects the two lamp filaments in series in the ballast circuit.2.16 预热电路 镇流器与灯管串联，带有手动或自动启动器，在灯管点燃之前提供灯丝预热功能的电路。当该启动器闭合时，在镇流器电路中就把两个灯丝串联起来。2.17 RAPID-START CIRCUIT - A circuit employing continuously heated lamp filaments, alon

51、g with an open-circuit voltage for the ballast to start a lamp without a starter. The lamps usually have miniature or medium bi-pin contacts or specific sockets (for example, circular lamps) for sizes smaller than 40 watts or recessed contacts for the larger 800 and 1500 milliampere sizes. A metal r

52、eflector connected to ground is needed near the lamps to ensure starting.2.17 快速启动电路 灯管的灯丝连续加热，无需启动器，由来自镇流器的开路电压使灯管启动的一种电路。对小于40W的灯管，通常用微型或中型双脚触头或特殊插座（例如环形灯管）。对于 800 mA 及 1500 mA 大规格灯管，则为藏入式触头。在靠近灯管处需要有接地的金属反射器，以确保启动。 REACTANCE BALLAST - A ballast, the impedance of which is provided by:a) Inductive

53、reactance;b) Capacitive reactance; orc) Both inductive and capacitive reactance.2.18 电抗镇流器 由a) 感抗；b) 容抗；或c) 感抗和容抗两者为镇流器提供阻抗的镇流器。2.19 REACTOR (SIMPLE REACTANCE) BALLAST -A reactance type ballast in which the lamp ballasting impedance is provided by a single coil inductor - not a transformer or induct

54、or with additional components.2.19 扼流圈式（单一电抗）镇流器 灯管稳流阻抗由单一的线圈电感组成的电抗型镇流器，而不是变压器或带附加组件的电感所提供的镇流器。2.20 RESISTANCE BALLAST - A ballast in which the impedance is provided by a resistor or resistance wire.2.20 电阻镇流器 由电阻器或电阻丝提供阻抗的镇流器。2.21 TWO-WINDING TRANSFORMER (ISOLATING TYPE) BALLAST - A ballast having

55、 independent, insulated primary and secondary windings with no common connection between them, except that a minimum resistor of 470,000 ohm may be connected between the windings to aid in lamp starting.2.21 双绕组变压器式（隔离型）镇流器 除了在绕组之间接有辅助灯管启动的最小阻值为 470,000 欧姆的电阻器外，初级和次级绕组之间无公共连接而各自独立的镇流器。3 Components 3

56、.1 Except as indicated in 3.2, a component of a product covered by this standard shall comply with the requirements for that component. See Appendix A for a list of standards covering components generally used in the products covered by this standard.3 零件3.1 除了第 3.2 条指出的之外，本标准所涉及产品的零件必须符合对该零件的要求。本标准

57、所涉及产品的常用零件之标准目录见附录 A。3.2 A component is not required to comply with a specific requirement that:a) Involves a feature or characteristic not required in the application of the component in the product covered by this standard, orb) Is superseded by a requirement in this standard.3.2 下列情况下的零件不必符合某项专门要

58、求：a) 所涉及的特性或性能并非本标准所涉及产品之零件在用途方面所必须的，或b) 可由本标准的某项要求所取代的。3.3 A component shall be used in accordance with its rating established for the intended conditions of use.3.3 零件必须按其使用条件的额定值使用。3.4 Specific components are incomplete in construction features or restricted in performance capabilities. Such comp

59、onents are intended for use only under limited conditions, such as certain temperatures not exceeding specified limits, and shall be used only under those specific conditions.3.4 在结构特性上不完整的零件或在功能上受到限制的零件，被认为是特殊要求零件。这种零件仅能在受限制的条件下使用，例如不得超过规定限值的特定温度，并且只能在它们认可的特定条件下使用。4 Units of Measurement4.1 Values s

60、tated without parentheses are the requirement. Values in parentheses are explanatory or approximate information.4.2 All values of voltage and current are true rms values unless otherwise indicated.4 测量单位4.1 不带括弧的量值是所要求的数值。括号内的数值仅为约值。4.2 若未作另外的说明，则电压和电流均为有效值。5 Undated References5.1 Any undated refere