灯和灯系统的光生物安全性EN62471

1、Nemko Shanghai Ltd. 上海联广认证有限公司 灯和灯系统的光生物安全性灯和灯系统的光生物安全性Photobiological safety of lamps and lamp systemsNemko Shanghai Ltd. 上海联广认证有限公司 Introduction Wavelength range of light Nemko Shanghai Ltd. 上海联广认证有限公司 Introduction Visible radiation Any optical radiation capable of directly causing a visual sensat

2、ion. Note: There are no precise limits for the spectral range of visible radiation since they depend upon the amount of radiant power reaching the retina and the responsivity of the observer. The lower limit is generally taken between 360 nm and 400 nm and the upper limit between 760 nm and 830 nm.可

3、见辐射可见辐射 任何具有能够直接引起视觉的光辐射。 可见辐射的光谱范围没有精确的界限，因为它取决于到达视网膜的辐射功率和观察者的响应度，下限一般在360 nm - 400 nm之间，上限在760 nm 830 nm。Nemko Shanghai Ltd. 上海联广认证有限公司 Introduction Ultraviolet radiation (UV) Optical radiation for which the wavelengths are shorter than those for visible radiation. Note: For ultraviolet (UV) radi

4、ation, the range between 100 nm and 400 nm is commonly subdivided into: UV-A, from 315 nm to 400 nm; UV-B, from 280 nm to 315 nm; and UV-C, from 100 nm to 280 nm.紫外辐射紫外辐射 波长小于可见辐射波长的光辐射。 100 nm - 400 nm范围内的紫外辐射通常被分为：UV-A (315 nm 400 nm)、UV-B (280 nm 315 nm)、UV-C (100 nm 280 nm)。Nemko Shanghai Ltd. 上

5、海联广认证有限公司 Introduction Infrared radiation (IR) Optical radiation for which the wavelengths are longer than those for visible radiation. Note: For infrared radiation, the range between 780 nm and 106 nm is commonly subdivided into: IR-A (780 nm to 1400 nm), IR-B (1400 nm to 3000 nm), and IR-C (3000 n

6、m to 106 nm).红外辐射红外辐射 波长大于可见辐射波长的光学辐射。 780 nm到106 nm这个区域的红外辐射通常被分为：IR-A(780 nm 1400 nm)、IR-B(1400 nm 3000 nm)、IR-C(300 nm 106 nm)。Nemko Shanghai Ltd. 上海联广认证有限公司 IntroductionBlue light hazard (BLH) Potential for a photochemically induced retinal injury resulting from radiation exposure at wavelengths

7、 primarily between 400 nm and 500 nm. This damage mechanism dominates over the thermal damage mechanism for times exceeding 10 seconds.蓝光危害蓝光危害 由波长主要介于400nm与500nm的辐射照射后引起的光化学作用，导致视网膜损伤的潜能。如果照射时间超过10s，这种损害机理起主要作用，而且是损害机理的数倍之多。Nemko Shanghai Ltd. 上海联广认证有限公司 Introduction Which products are required to

8、perform IEC/EN 62471?l Self-ballasted LED-lamps for general lighting services 50V IEC/EN 62560 (自镇流LED灯)l LED modules for general lighting IEC/EN 62031 (LED 模块) l LEDs used as a light source in luminaires (OSM/CTL Decision sheet DSH 0744)根据OSM/CTL决议，LED灯具必须按照IEC/EN 62471进行测试评估。l COMMISSION REGULATIO

9、N (EC) No 244/2009 家用非定向灯欧盟法规244/2009也对节能灯的UVA+UVB和UVC测试有所要求Nemko Shanghai Ltd. 上海联广认证有限公司 Introduction IEC/EN 62560 “Self-ballasted LED-lamps for general lighting services 50V Safety specifications” (自镇流LED灯) Clause 5.2 c) For eye protection, see requirements of IEC 62471 LED modules for general li

10、ghting Safety specifications IEC/EN 62031 (LED 模块) Clause 7.1 g) For eye protection, see requirements of IEC 62471Nemko Shanghai Ltd. 上海联广认证有限公司 Introduction LEDs used as a light source in luminaires (OSM/CTL Decision sheet DSH 0744) For the evaluation of the optical radiation hazards IEC/EN 62471 s

11、hall be applied. Awaiting the future modifications of product standards (lamps, luminaires and others), all the requirements, including marking provided by IEC TR 62471-2 shall be applied. For LEDs with low luminance ( 104 cd/m2) emitting only in the visible range there is no need of hazards risk cl

12、assification according to IEC/EN 62471 (see Clause 4.1). Its up to the Certification Body to accept the luminaire manufacturer declaration based on relevant tests showing that the radiation from the luminaire does not exceed the values given in IEC/EN 62471 for Exempt Group and Risk Group 1. In the

13、TRF, it is indicated that judgement is based on manufacturers declaration. If such a declaration is not provided, the measurements given in IEC/EN 62471 shall be performed.Nemko Shanghai Ltd. 上海联广认证有限公司 IntroductionCOMMISSION REGULATION (EC) No 244/2009 Table 4Functionality requirements for compact

14、fluorescent lampsNemko Shanghai Ltd. 上海联广认证有限公司 History & Background Before Sep.1 2010, there is not an specific standard for LED. But EN 60825-1:1994 is the most appropriate at the time because LEDs characteristics. After Sep.1 2010, EN 60825-1:1994 was replaced by EN 60825-1:2007. But EN 60825

15、-1:2007 has excluded LED for general lighting. EN 62471:2008 (Dop 2009-09-01; Dow 2011-09-01) From Sep.1 2010, EN 62471 is an applicable standard for LED though Dow of EN 62471:2008 is 2011-09-01.Nemko Shanghai Ltd. 上海联广认证有限公司 EN 62471 scope EN 62471:2008 (IEC 62471:2006) This International Standard

16、 gives guidance for evaluating the photobiological safety of lamps and lamp systems including luminaires.Specifically it specifies the exposure limits, reference measurement technique and classification scheme for the evaluation and control of photobiological hazards from all electrically powered in

17、coherent broadband sources of optical radiation, including LEDs but excluding lasers, in the wavelength range from 200 nm through 3000 nm. 本标准对评估灯和灯系统,包括各种灯具的光生物安全性给予指导。对于所有非相干宽带电光源，也包括发光二极管(LED)但不包括激光，在200nm至3000nm波长范围的光学辐射的光生物危害的评估和控制，本标准对曝辐射限值参考测量技术和分级计划进行了明确规定。Nemko Shanghai Ltd. 上海联广认证有限公司 EN 6

18、2471 hazard classificationActinic UV hazard (for the skin and eye) 皮肤和眼睛的光化学紫外危害皮肤和眼睛的光化学紫外危害 200 nm 400 nmNear-UV hazard (for the eye) 眼睛的近紫外危害眼睛的近紫外危害 315 nm 400 nmRetinal blue light hazard 视网膜蓝光危害视网膜蓝光危害 300 nm 700 nmRetinal blue light hazard (small source) 视网膜蓝光危害视网膜蓝光危害 (小光源小光源) 300 nm 700 nmRe

19、tinal thermal hazard 视网膜热危害视网膜热危害 380 nm 1400 nmRetinal thermal hazard (weak visual stimulus) 视网膜热危害视网膜热危害(对微弱视觉刺激对微弱视觉刺激) 780 nm 1400 nmInfrared radiation hazard (for the eye) 眼睛的红外辐射危害眼睛的红外辐射危害 780 nm 3000 nmThermal hazard (for the skin) 皮肤热危害皮肤热危害 380 nm 3000 nmNemko Shanghai Ltd. 上海联广认证有限公司 EN 6

20、2471 lamp classificationExempt Group 无危害类无危害类Risk Group 1 (Low-Risk) 1类危害类危害(低危害低危害)Risk Group 2 (Moderate-Risk) 2类危害类危害(中度危害中度危害)Risk Group 3 (High-Risk) 3类危害类危害(高危害高危害)Nemko Shanghai Ltd. 上海联广认证有限公司 EN 62471 lamp classificationTime of exposure 曝辐时间曝辐时间 (单位：秒单位：秒)Hazard 危害危害Exempt Group 无危害无危害Risk Group 1 1类危害类危害Risk Group 2 2类危害类危害Actinic UV hazard (ES) 光化学紫外危害光化学紫外危害30000100001000Near-UV hazard (EUVA) 近紫外危害近紫外危害1000300100Retinal blue-light hazard (LB) 视网膜蓝光危害视网膜蓝光危害100001000.25Retinal thermal hazard (LR) 视网膜热危