IECQ COMPONENT SPECIFICATION

Transcription

1 IECQ CS CN0003 Edition IECQ COMPONENT SPECIFICATION IEC Quality Assessment System for Electronic Components (IECQ System) Module LED Type DL8901 Standard Optical Component IECQ CS CN0003: (en)

2 THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2017 IEC, Geneva, Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either IEC or IEC's member National Committee in the country of the requester. If you have any questions about IEC copyright or have an enquiry about obtaining additional rights to this publication, please contact the address below or your local IEC member National Committee for further information. IEC Central Office Tel.: , rue de Varembé Fax: CH-1211 Geneva 20 Switzerland About the IEC The International Electrotechnical Commission (IEC) is the leading global organization that prepares and publishes International Standards for all electrical, electronic and related technologies. About IEC publications The technical content of IEC publications is kept under constant review by the IEC. Please make sure that you have the latest edition, a corrigenda or an amendment might have been published. IEC Catalogue - webstore.iec.ch/catalogue The stand-alone application for consulting the entire bibliographical information on IEC International Standards, Technical Specifications, Technical Reports and other documents. Available for PC, Mac OS, Android Tablets and ipad. IEC publications search - The advanced search enables to find IEC publications by a variety of criteria (reference number, text, technical committee, ). It also gives information on projects, replaced and withdrawn publications. IEC Just Published - webstore.iec.ch/justpublished Stay up to date on all new IEC publications. Just Published details all new publications released. Available online and also once a month by . Electropedia - The world's leading online dictionary of electronic and electrical terms containing more than terms and definitions in English and French, with equivalent terms in 14 additional languages. Also known as the International Electrotechnical Vocabulary (IEV) online. IEC Glossary - std.iec.ch/glossary More than electrotechnical terminology entries in English and French extracted from the Terms and Definitions clause of IEC publications issued since Some entries have been collected from earlier publications of IEC TC 37, 77, 86 and CISPR. IEC Customer Service Centre - webstore.iec.ch/csc If you wish to give us your feedback on this publication or need further assistance, please contact the Customer Service Centre: csc@iec.ch.

3 IECQ CS CN0003 Edition IECQ COMPONENT SPECIFICATION IEC Quality Assessment System for Electronic Components (IECQ System) Module LED Type DL8901 Standard Optical Component INTERNATIONAL ELECTROTECHNICAL COMMISSION PRICE CODE ZZ

4 IECQ CS CN0003 IEC FOREWORD The IEC Quality Assessment System for Electronic Components (IECQ) is composed of those member countries of the International Electrotechnical Commission (IEC) who wish to take part in a harmonized system for electronic components of assessment quality. IECQ is also formally known in some European member countries as IECQ-CECC. The object of the System is to facilitate international trade via business-to-business supply chain management tools and the harmonization of the specifications and quality assessment procedures for electronic components, assemblies and related materials and processes, and by the grant of an international recognized Certification of Conformity and the optional use of an IECQ Mark of Conformity. The components produced or services provided under the System are therefore accepted in all member countries without further testing. This Component Specification is based upon the requirements of IECQ 03 Series of Rules of Procedure by: Guangdong Delos Lighting Industrial Co., Ltd. No.20, Chuangye First Road, Yundonghai Street, Shanshui District, Foshan, China @qq.com and published under the authority of: CEPREI 110 Dongguan Zhuang Road, GUANGZHOU China AMENDMENT RECORD No previous editions. REQUIREMENTS The following data sheet satisfies the requirements of IECQ Component Specifications as detailed in IECQ 03 Series of Rules of Procedure. It should be note that IECQ is not responsible for manufactures declaration made in data sheets that fall outside the limits of Certificates of Conformity.

5 2 IECQ CS CN0003 IEC 2017 Component Specification number: Component Specification available from: Publicly available Specifications IECQ Certification Body under whose authority the Component Specification (CS) is published IEC Webstore IECQ Website Proprietary Specifications IECQ Certification Body under whose authority the Component Specification (CS) is published Other: IECQ-CS CN0003 for use within the IECQ scheme for LED lighting (IECQ LED) Edition: 1.0 Product description: Module LED, Type DL8901 Standard Optical Component. Electronic Components of Assessed Quality Component Specification in according with: IEC/PAS 62717, IEC/TR 61341, IEC , IEC , IEC , IEC , CIE 127, IEC 62778, IEC , IEC Outline Drawing and Install Information: Applicant: Guangdong Delos Lighting Industrial Co., Ltd. No.20, Chuangye First Road, Yundonghai Street, Shanshui District, Foshan, China Tel: +86(0757) Fax:+86(0757) Contact: Zhang Weihong IECQ Certification Body: CEPREI 110 Dongguan Zhuang Road, GUANGZHOU China

6 IECQ CS CN0003 IEC Technical Specification of Type DL8901 Standard Optical Component (Module LED) Section one General information 1.1 Scope This specification applies to type DL8901 standard optical component for modulator tube Layer 1. Its appearance is shown in Figure 1. Figure 1 Appearance of type DL8901 standard optical component 1.2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, all its later revised notes or revised editions shall not apply to this specification. However, related parties that have reached an agreement according to this specification are encouraged to decide whether to the latest edition of such documents. For undated references, the latest edition of the referenced document applies. IEC/PAS LED modules for general lighting - Performance requirements IEC/TR Method of measurement of centre beam intensity and beam angle(s) of reflector lamps IEC Dependability management Part 3-5: Application guide - Reliability test conditions and statistical test principles IEC Equipment reliability testing - Part 2: Design of test cycles IEC Environmental testing - Part 2-14: Tests - Test N: Change of temperature IEC Environmental testing - Part 2-38: Tests - Test Z/AD: Composite temperature/humidity cyclic test CIE 127 Measurement of LEDs

7 4 IECQ CS CN0003 IEC 2017 IEC Luminaires -- Part 1: General requirements and tests IEC Application of IEC for the assessment of blue light hazard to light sources and luminaires IEC DC or AC supplied electronic control gear for led modules - performance requirements 1.3 Terms and definitions The following terms and definitions apply to this specification, other terms and definitions apply to related normative references Layer 3: Module LED Unit supplied as a light source, without lamp cap. In addition to one or more LED package it may contain further components, e.g. optical, mechanical, electrical, and electronic, but excluding the control gear Maximum permissible power consumption It refers to maximum permissible input power consumption under the temperature of 25 C Maximum permissible temperature of measurement point Under normal operating condition or the maximum value of rated voltage(rated current) or rated voltage range (rated current range), it refers to maximum permissible temperature generated at the position which the optical component mark points to Maximum permissible forward current It refers to continuous maximum permissible forward current under the temperature of 25 C Normal operating temperature range It refers to environmental temperature range to enable optical components that meet the specification to operate normally Normal operating moisture range It refers to environmental moisture range to enable optical components that meet the specification to operate normally Normal storage temperature range It refers to environmental temperature range for normal storage of non-operating optical components under constant specified conditions Normal storage moisture range It refers to environmental moisture range for normal storage of non-operating optical components under constant specified conditions Normal storage protection requirements It refers to necessary protection for normal storage of non-operating optical components under constant specified conditions.

8 IECQ CS CN0003 IEC Weight It refers to maximum weight of optical component to meet the use of lower layer, symbolized with kg Luminous flux It refers to the flux derived from radiation flux Φe, which is assessed according to the effect of radiation on the observer under CIE standard luminosity, unit: lm Rated input current It refers to current value under specified operating condition. The value and operating condition are specified in related standards or by the manufacturer, unit: ma Rated input voltage It refers to voltage value under specified operating condition. The value and operating condition are specified in related standards or by the manufacturer, unit: V Correlated colour temperature Under the same apparent brightness and specified observation condition, when average chromaticity of Module LED is the closest to perceived chromaticity radiated by planckian radiator under certain temperature, it is the temperature of planckian radiator, abbreviated as correlated colour temperature of Module LED, symbolized with Tcp Colour rendering index It refers to consistent degree compared by psychophysical colour presenting when lighting an object by measured illuminant object and psychophysical colour presenting by lighting the same object by a reference of illuminant object (chromatic adaptation status shall be properly considered.) General colour rendering index Mean value of specific colour rendering index of 8 types of testing colour samples in a specified group under CIE Colour difference It refers to permissible range of colour difference between testing colour and specified colour of LED optical component Light-exiting surface It refers to the virtual surface composed of euptemperature ic range from the final euptemperature ic hook face Specified light plane The light-emitting plane that passes reference axis is used to represent the characteristics of light beams of LED module (optical component). When the beams are under rotational symmetry to reference axis, characteristic light-emitting plane can be randomly chosen; when the beams have special distribution requirements, the manufacturer shall point out necessary characteristic light-emitting plane (which may be several planes); as for unsymmetrical beams without pointing out characteristic light-emitting plane, characteristic

9 6 IECQ CS CN0003 IEC 2017 light-emitting plane shall be the plane determined by the ray in the direction of maximum light-emitting intensity of LED module (optical component) and reference axis Light efficiency in thermal equilibrium state The ratio of heat balance time flux to luminous flux at energization 1.4 Outline drawing and dimension Physical size of type DL8901 standard optical component is as follows: Outer size Name of size Unit Parameter value L1 mm 298±1 L2 286±1 L3 233±1 W1 30±1 W2 70±1 W3 73±1 H1 60±1 H2 40±1 Figure 2 Outline drawing 1 Figure 3 Outline drawing Shape and dimension of LED lamp body : Name of size Unit Parameter value JJ1 mm 286±0.2 JJ2 275±0.5 JJ3 30±0.2 JJ JJ5 M4 JJ5 60±1

10 IECQ CS CN0003 IEC Figure 4 Assemble dimension drawing between LED lamp body and LED module Interface size and shape structure: Name of size Unit Parameter value L1 6.3±0.05 mm D1 1.5± Limit value Figure 4 Size of light-emitting surface Unless otherwise specified, tested at ambient temperature of 25 C. NO Test item Min Requirement Max Unit 1 Maximum allowable power 64 W 2 Maximum allowable forward current 1500 ma 3 Maximum allowable reverse voltage 70 V 4 Maximum allowable LED junction temperature 125 C 5 The light assembly allows maximum shell temperature 75 C

11 8 IECQ CS CN0003 IEC Operating range and characteristics Recommended operating range Unless otherwise specified, recommended operating range of type DL8901 standard optical component are shown in Table 1. Table 1 Recommended operating range of type DL8901 standard optical component Characteristics and conditions Minimum Requirements Maximum Unit Normal operating temperature range C Normal operating moisture range 0 95 %R.H. Normal storage temperature range 0 40 C Normal storage moisture range %R.H. Normal storage protection requirements Warehouse which is ventilated, dry without corrosive medium Characteristics of electricity, light and colour Unless specially specified, the characteristics of electricity, light and colour of type DL8901 standard optical component are shown in Table 2. Table 2 Characteristics of electricity, light and colour of type DL8901 standard optical component Characteristics and conditions (Unless otherwise specified, testing environmental temperature is 25 C) Parameter value Unit Electrical characteristics Rated input current 700±5% ma CCT 2700K, Ra CCT 3000K, Ra Characteristics of light Light effect CCT 3000K, Ra Lm/W CCT 4000K, Ra CCT 6500K, Ra correlated colour temperature K Characteristics of chromaticity Colour rendering index Colour difference 7 SDCM

12 IECQ CS CN0003 IEC Note:1) Different parameter values represent standard optical components of different specs respectively; other parameter values cannot be lower than the above correlated specs. 1.7 Reliability test Environmental stress test under extreme environment The test is conducted under sharp jump from extreme low temperature to extreme high temperature, which is worse than expected operating conditions, so as to ensure that there is no great defect of optical component under extreme impact of low temperature and high temperature Quick temperature cycle test The test is conducted under quick temperature cycle, which is worse than expected operating conditions, so as to ensure that there is no great defect of optical component under quick change of low temperature and high temperature Temperature/humidity combined cycle test The test is conducted under quick acceleration, so as to ensure that there is no great defect of optical component under high temperature and high humidity and low temperature. 1.8 Mark Optical component mark a) Locating point It is required to mark lead number or the point, anchor, or other sign for initial position of machining orientation, and the mark shall be seen after the products are installed in normal structure. b) Product identification number Standard optical component shall include product identification number, which can be specified by the manufacturer, but shall be able to trace back to each standard optical component in production. c) The manufacturer s name, code or trade mark Standard optical component shall be marked with the manufacturer s name, code or trademark. d) Inspection lot identification code Standard optical component shall be marked with inspection lot identification code, which can be specified by the manufacturer. e) Production lot identification code Standard optical component shall be marked with production lot identification code, which can be specified by the manufacturer. f) Other labels If applicable, standard optical component can adopt any additional mark that will not arouse confusion Clarity of mark The mark of standard optical component shall be clearly identified Position of mark Except the locating point, all specified marks shall be included in carrier (single or multiple) packaging container or unit packaging container (box, plastic bag, etc.) used for delivery.

13 10 IECQ CS CN0003 IEC Retinal blue light hazard The retinal blue light hazard level of the product shall not exceed RG IP degree The product shall meet the requirements of IP Light efficiency in thermal equilibrium state The ratio of heat balance time flux to luminous flux at energization k. Reference Value Order Of Evaluation K> 92% 1 85% K 92% 2 K< 85% 3

14 IECQ CS CN0003 IEC Section Two Quality Conformance Test Schedule 2 Qualification inspection and quality consistency check 2.1 Procedure Component Product Qualification The procedure shall be in accordance with this IECQ Component Specification, IECQ-CS CN0003, inspection shall be conducted for initial qualification and for Component Product changes. Qualification inspection covers all the items in Table 3, including Group A and B Quality Conformance Inspection The procedure shall be in accordance with this IECQ Component Specification, IECQ-CS CN0003. Quality consistency check is conducted for inspection items of Group A in table Composition of inspection lot Any time of submitting qualification inspection or conducting quality consistency check for all the products composes an inspection lot. Each inspection lot shall be composed of the products of the same model. An inspection lot may be composed of one or several production lots that meet the following conditions: a) The products manufactured with the same materials, technology and equipment; b) The interval time of production lots will generally not exceed one week, and one month at most; c) DMR shall determine the plan for different production lots to gather into an inspection lot and submit this to certification authority for approval. 2.3 Products with similar structure The products with similar structure refer to the products which are manufactured with similar product design, the same physical size, the same material standards, the same product line, the same manufacturing process and are only different on property of electronic colour. 2.4 Sampling scheme Unless specially specified, sampling scheme for type DL8901 standard optical component is shown in Table 3. Table 3 Sampling scheme for type DL8901 standard optical component Group NO./Sub clause Inspection and test item Qualification inspection Sample size Sampling scheme Quality consistency check Permitted number of defectives A Outline drawing and dimension A Limit value A A Operating range and characteristics A Mark A in accordance with 3.11 Retinal blue light hazard 1 1 0

15 12 IECQ CS CN0003 IEC 2017 A in accordance with 3.12 IP degree A in accordance with 3.13 Light efficiency in thermal equilibrium state B Environmental stress test under extreme environment B Quick temperature cycle test B B Temperature/humidity combined cycle test B Temperature shock test Notes: B Extremely temperature humid aging test and ) It is required to take testing samples in an inspection lot according to specified number of samples, and all the samples shall not be disqualified. 2) For products with similar structure, the products with typical property of electronic colour shall be sampled for supplementary test, and the number of samples for each kind of typical products is three. 2.5 Quality conformance inspection procedure The certificate of product approval is maintained after successful completion of all the test of component specification and / or test program Inspection lot (production lot) An inspection lot shall be composed of the products of the same type, manufactured with the same raw materials and technology under the basically same conditions, and submitted for inspection at the basically same time Factory inspection items (Lot-by-Lot inspection and periodic inspection) The inspection for Group A is conducted at the ratio of 100%, and disqualified products shall be filtered out; the inspection for Group C is conducted according to the sampling scheme specified in Table 4 from the inspection lot for Group A. Items of Group A are Lot-by-Lot inspection, and Group C is subjected to periodic tests. Table 4 Factory inspection items Group NO./Sub clause Test items Sample size p n c A A A A A Outline drawing and dimension Limit value Operating range and characteristics Mark

16 IECQ CS CN0003 IEC A.5 A.6 A in accordance with 3.11 Retinal blue light hazard 1.10 in accordance with 3.12 IP degree 1.11 in accordance with 3.13 Light efficiency in thermal equilibrium state C C C Temperature shock test Extremely temperature and humid aging test Notes: 1) It is required to take testing samples in an inspection lot according to specified number of samples, and all the samples shall not be disqualified. 2) For products with similar structure, the products with typical property of electronic colour shall be sampled for supplementary test, and the number of samples for each kind of typical products is three. 3) The acronym of the Table below: p: periodicity (in month) n: sample size c: permitted number of defectives Rejected lot If the number of disqualified products in an inspection lot exceeds the permissible number of disqualified products in Table 4, it is required to double sampling according to GB/T , and disqualified items shall be re-inspected; if the products are disqualified in the re-inspection, they shall be judged as being disqualified Treatment of sample unit The samples that pass factory inspection can be delivered according to related requirements.

17 14 IECQ CS CN0003 IEC 2017 Section Three Test method 3 Test method 3.1 Test condition The measurement of optical and electrical parameters of components shall be conducted under environment at temperature of 25 C ±2 C (unless otherwise specified), maximum relative humidity of 65% and without convection wind, it shall be ensured that there is no airflow nearby during the measurement (except natural convection of surrounding air when the components are static), and the range of air pressure is 86kPa~106kPa. 3.2 Requirement on supply voltage Unless specially specified, during the period of stability, supply voltage is stable within the range of rated value ±0.5%; during the measurement, supply voltage is stable within the range of rated value ±0.2 %, and harmonic distortion shall be lower than 3%; supply voltage in reliability test is stable within ±2%. 3.3 The requirement on operating condition of measured components The light-emitting characteristic of components may sometimes be limited by ignition point for the problem of heat dissipation. During the test or measurement, the components shall be placed in free space, whose direction of ignition point shall be the same as the specified design or actually used status. If there are no specifications, the light-emitting surface of the components shall be vertically downward. During the test or measurement, the components shall be kept static in case that it may generate airflow and cause change of the components surrounding temperature. During the test or measurement, the components are required to work under thermal equilibrium status. Besides the monitoring of environmental temperature, it is best to monitor operating temperature of the components to ensure reproducibility of test. If additional radiator (including active cooling) is needed for the component s operation, it is required to strictly limit the property and size of the radiator, meanwhile to monitor the temperature of the radiator at specified position, and describe in detail related information of the radiator in the test report. 3.4 Stability of component Optical and electrical parameters of components shall be measured under stable status, and the condition to judge stable operating status of components is: after a period of stable operating status, within 15 minutes, luminous flux or light intensity change in four consecutive tests is lower than 0.1%. 3.5 Measuring equipment The accuracy of DC measuring meter is superior to 0.1%. Voltage sampling input resistance of AC measuring meter shall be 1 MΩ, current sampling resistance shall be small enough to ensure that voltage drop generated on current sampling resistance shall be lower than 0.1 V. The actual measurement error of measuring meter to measure voltage, current and power shall be smaller than 0.5%, i.e. the error is smaller than 0.5% of reading value. The requirements on other measuring equipment shall keep consistent with the equipment requirements in correlated normative references. 3.6 Measurement of physical size Measuring method In room temperature, the measurement shall be conducted with a caliper of precision no less than 0.02mm.

18 IECQ CS CN0003 IEC Measurement of electrical properties Measurement basis According to IEC 62384, the measurement shall be conducted in environmental temperature of 25 C ± 2 C (except maximum permissible power) and rated frequency. Maximum permissible power shall be measured in maximum environmental temperature Measuring method Connect measuring circuit in windshield without convection wind, switch on power, regulate input current or input voltage to rated value and make the components preheated. Maximum permissible power shall be measured at maximum rated value. The measurement of input voltage, input current and input power shall be conducted after it is stable. 3.8 Measurement of luminous flux Measurement basis According to IEC 62384, the measurement of luminous flux shall be conducted under rated frequency, rated input current or rated input voltage Measuring method Distribution photometer system is applied for measurement, and preheating & calibration shall be conducted first. Assemble the LED module on Distribution photometer, connect measuring circuit, switch on power, regulate input current or input voltage to rated value and make the components preheated. The measurement of luminous flux is conducted after it is stable. 3.9 Measurement of chromaticity Measurement basis According to IEC 62384, the measurement of luminous flux shall be conducted under rated frequency, rated input current or rated input voltage Measuring method Integrating sphere spectral system is applied for measurement, and preheating & calibration shall be conducted first. Assemble the components on integrating sphere surface, connect measuring circuit, switch on power, regulate input current or input voltage to rated value and make the components preheated. The measurement of luminous flux is conducted after it is stable Method of reliability test Initial test Place test samples in indoor environment with environmental temperature of 25 C ±5 C and relative humidity of 60%±10%, check appearance and structure, switch on at rated voltage and rated frequency, refer to IEC/PAS 62717, and measure luminous flux with spectral test system Conditioning test The test is conducted under specified test conditions, with 2 hours of recovery time Final test Place test samples in indoor environment with environmental temperature of 25 C ±5 C and relative humidity of 60%±10%, check appearance and structure, switch on at rated voltage and rated frequency, refer to IEC/PAS 62717, and measure luminous flux with spectral test system.

19 16 IECQ CS CN0003 IEC Judgment of test results By visual check, the appearance and structure of components have no obvious changes before and after test, luminous flux after final test shall not be lower than 95% of initial test of luminous flux. In the following cases, the tested samples are considered as being invalid: a) The phenomenon of no lighting emerges; b) The phenomenon of blinking emerges; c) The phenomenon of dropping off fluorescent powder emerges; d) The phenomenon of obvious change of colour temperature emerges, i.e. the colour of light-emitting changes suddenly, for example, changing from white light to blue light ; Note: If there is phenomenon of softening and deformation on plastic casing or similar parts of tested samples, they are considered as being invalid Environmental stress test under extreme environment Unless specially specified, the test conditions for environmental stress test under extreme environment (temperature shock test) of type DL8901 standard optical component are shown in Table 5. Table 5 Test conditions for environmental stress test under extreme environment of type DL8901 standard optical component Operating conditions Non-operating status Environmental stress test under extreme environment High temperature Low temperature Maintenance time under ultimate temperature Transfer time under ultimate temperature Power on/off Test cycle times +125 C -45 C 5min <1min Power off 100 times Quick temperature cycle test Unless specially specified, quick temperature cycle test of type DL8901 standard optical component shall be conducted according to Category N specified in IEC , and the test conditions are shown in Table 6. Table 6 The conditions for quick temperature cycle test of type DL8901 standard optical component Operating conditions Low temperature -35 C High temperature 105 C Non-operating status Quick temperature cycle test Temperature change rate Cycle times Maintenance time under ultimate temperature Power on/off Deviated voltage Monitoring of function or performance in test 15 C /min 20 times 15min Power on(maximum rated voltage and /or maximum rated current) Alternation of upper-limit voltage, nominal voltage and lower-limit voltage (voltage stated) Being conducted

20 IECQ CS CN0003 IEC Temperature/humidity combined cycle test Unless specially specified, temperature/humidity combined cycle test of type DL8901 standard optical component shall be conducted according to Category Z/AD specified in IEC , and the test conditions are shown in Table 7. Table 7 Conditions for temperature/humidity combined cycle test of type DL8901 standard optical component Operating conditions Non-operating status Low temperature phase Temperature: -20 C High temperature phase Temperature: 65 C, relative humidity: 95% Temperature / humidity combined cycle test Temperature change rate Cycle times Maintenance time under ultimate temperature Condition for power on/off Monitoring of function or performance in test 15 C /min 10 times High temperature: 60min; Low temperature: 30min Alternate power on/off, conduct power on/off in high temperature phase, and the time of power off shall not be less than 5min, and more than 10min(maximum rated voltage and/or maximum rated current) Being conducted Temperature shock test Unless specially specified, the test conditions for temperature shock test of type DL8901 standard optical component are shown in Table 8. Table 8 Conditions for temperature shock test of type DL8901 standard optical component Operating conditions High temperature +125 C Non-operating status Temperature shock test Low temperature Maintenance time under ultimate temperature Transfer time under ultimate temperature Power on/off Test cycle times -40 C 15min <1min Power off 100 times Extremely temperature and humid aging test Unless specially specified, extremely temperature and humid aging test of type DL8901 standard optical component shall be conducted according to Category Z/AD specified in IEC , and the test conditions are shown in Table 9. Table 9 Conditions for extremely temperature and humid aging test of type DL8901 standard optical component Condition for temperature Temperature: 85 C Extremely temperature and humid aging test Condition for humidity Relative humidity: 85% Test time Condition for power on/off Monitoring of function or performance in test 48H Power on (rated voltage and/rated current) Being conducted

21 18 IECQ CS CN0003 IEC Retinal blue light hazard Measurement basis According to IEC 62778, the measurement of retinal blue light hazard shall be conducted under rated frequency, rated input current or rated input voltage Measuring method Photobiological safety system is applied for measurement, and preheating & calibration shall be conducted first. Assemble the LED module on photobiological safety system, connect measuring circuit, switch on power, regulate input current or input voltage to rated value and make the components preheated. The measurement of luminous flux is conducted after it is stable IP degree Measurement basis and method According to IEC , the measurement of retinal blue light hazard shall be conducted under rated frequency, rated input current or rated input voltage Light efficiency in thermal equilibrium state Measurement basis According to IEC 62384, the measurement of luminous flux shall be conducted under rated frequency, rated input current or rated input voltage Measuring method Integrating sphere spectral system is applied for measurement, and preheating & calibration shall be conducted first. Assemble the components on integrating sphere surface, connect measuring circuit, switch on power, regulate input current or input voltage to rated value and make the components preheated. The measurement of luminous flux is conducted after it is stable. Test the luminous flux at energization(f1) and the heat balance time flux (F2). K=F1/F2*100%

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