Epa intends to adopt addendum a to ies lm8008 as well as ansiies lm8015 in the next revision of the energy star lamps and luminaires specifications i. As a space for the free dissemination of knowledge and exchange of ideas, fires is intended to foster relationships between individuals and larger institutions, and to reignite the emphasis on science and engineering in the lighting industry. The lm80 standard calls for operating a set of led devices for a minimum of 6,000 hours under well controlled operating conditions e. Vektrex actively participates on the lm80 committee, chairing the lm80 working group moving this standard through the acceptance process and into ieee acceptance. White acrylic diffuser provides a soft white light at 4000k cct see lighting facts labels for specific fixture performance. It covers luminous, radiant, or photon flux maintenance and color maintenance, including changes in chromaticity coordinates, peak wavelength, or centroid wavelength versus time. Ansiies lm 80 15 provides the methods for measurement of luminous flux and color maintenance for led packages, arrays, and modules. Find the most uptodate version of ies lm 80 at engineering360. To calculate llf, use the lumen maintenance factor that corresponds to the desired number of operating hours below. Highperformance leds produce 4000 lumens and are rated to maintain 70% of light output at 50,000 hours of service. Rsz16112850310m1 page 5 of 14 iesna lm 80 08 test report 1.
This approved method is one of a continuing series of iesna approved methods, which are written to permit reliable comparison of test results among laboratories by establishing uniform test methods. Mounting tamperresistant aircraft cable gripper provides unlimited vertical adjustment. Iesna tm2111 technical memorandum specifies how to extrapolate the lm8008 lumen maintenance data to times beyond the lm80 test time. Free download this approved method describes the procedures to be followed and precautions lm798 be observed in performing reproducible measurements of total luminous flux, electrical power, luminous intensity distribution, and chromaticity, of solidstate lighting ssl products for illumination iesna lm7908, under standard conditions. Illuminating engineering society the lighting authority.
Published by the illuminating engineering society of north america, 120 wall street, new york, new york 5. Iesna lm7908 free download this document does not cover fixtures designed for ssl products sold without a light source. These manufacturing lots are picked to represent a wide parametric distribution. Iesna standards and guides are developed through committee consensus and produced by the iesna office in new york. L9010k 60,000 hrs reportedmethodology l8010k 120,000 hrs calculatedmethodology. Find the most uptodate version of ies lm80 at engineering360. Tm2111 is important because it is referenced in the epa energy star.
The warranty is invalid in the case of improper installation, tampering, orremoval of the q. White polycarbonate diffuser provides a soft white light at 4000k cct. Iesna tm2111 technical memorandum specifies how to extrapolate the lm 80 08 lumen maintenance data to times beyond the lm80 test time. Led lifespan based on iesna lm8008 results and calculated per iesna tm2111 methodology.
Iesna lm8008, used the following american national standards or illumination engineering society of north america test guides. Ies lm8008 measuring lumen maintenance of led light sources illuminating engineering society on. Source color leds rated for color rendering cri 80, r9 0 and fixture. For other lumen maintenance values, contact factory. R2dg14012405110 page 3 of iesna lm8008 test report 1 general information 1. Lumen maintenance and reliability one of the key benefits of led technology compared to other lighting technologies is its reliability and high operating lifetime. Solidstate lighting ssl systems have become subject to testing designed by the illuminating engineering society of north america iesna, tests lm79 please click the link for more information. Rsz14111750510 page 5 of 11 iesna lm8008 test report 1.
Rsz16112850310m1 page 5 of 14 iesna lm8008 test report 1. The lsg5000 is an automatic light distribution intensity 3d curve testing system for measuring light. Lumen maintenance is the most useful gauge to determine the lifetime or useful light output. Iesna lm 80 2008 iesna lm80kevin dowling, phd chairman, testing procedures ssl committee. Cubic aluminum endcaps with an internal draw tight temperature of 25 c the led lumen maintenance brackets at ends and joints. Ies approved method for measuring lumen maintenance of led light sources. Ansiies lm8015 provides the methods for measurement of luminous flux and color maintenance for led packages, arrays, and modules. At an ambient temperature of 25c in noninsulated contact applications the led lumen maintenance expectation according to ies tm2111 is. Led samples for iesna lm80 testing consist of units built from a minimum of three manufacturing lots with each manufacturing lot built from different wafer lots built on nonconsecutive days. Lumen maintenance launching the energy iesna lm 80 2008. Vektrex offers complete lm80 test solutions that meet all iesna and energy star testing criteria. The document covers luminous, radiant, or photon flux maintenance. Rsz14021750410 page 5 of iesna lm8008 test report 1. Ies lm8008, which specifies how led manufacturers and lighting manufacturers can test led components to determine their performance over time.
Read articles by ian ashdown, doug steel, bob karlicek, and eric bretschneider. This document will be applicable to addendum a to ies lm8008 and lm8015 test reports once v2. Iesna lm792008 approved method for the electrical and photometric measurements of led light sources, new york. Led lumen maintenance optical aging chamber for ieslm80. Iesna lm80 is the department of energy doe approved testing method for. Iesna lm8008 guide to evaluating led lumen maintenance free download as pdf file. Pdf latest developments in led standards researchgate. Performance data has been tested per iesna lm8008 and projected per iesna tm2111. This approved method describes the procedures to be followed and precautions to be observed in performing reproducible measurements of total luminous flux, electrical power, luminous intensity distribution, and chromaticity, of solidstate lighting ssl products for illumination purposes, under standard conditions. In accordance with standard industry practice, the lifetime data contained in this report. Vektrex lm80 systems are optimized for lm8008 and lm8015 compliance testing for low, mid and high power leds, modules, cobs, and arrays operating in infrared, visible, or uv. Use the lumen maintenance factor that corresponds to the desired number of operating hours below to calculate llf. Rsz118508107000 page 5 of 10 iesna lm8008 test report 2 summary of test result data set.
R2dg61005010 page 3 of 8 ies lm 80 08 test report 1 general information 1. Led lumen maintenance optical aging chamber for ieslm80 ies. Highperformance leds produces up to 5 lumens and maintain 70% of light output at 50,000 hours of service. Led samples for iesna lm80 testing consist of units built from a minimum of three manufacturing lots with each manufacturing lot built from different wafer lots built on nonconsecutive. Rsz14090850110 page 5 of iesna lm8008 test report 1. Ies lm 80 08 measuring lumen maintenance of led light sources.
Energy star manufacturers guide for qualifying solid state. Measuring luminous flux and color maintenance of led packages. Source color leds rated for color rendering cri 80 and fixture to fixture color accuracy within 2 sdcm. Lumen maintenance launching the energy iesna lm 80 2008 iesna. Operation at three case temperatures 55c, 85c and one selected by manufacturer. It is the illuminating engineering society of north america iesna approved method for taking lm80 data and making useful led lifetime projections. Led samples for iesna lm80 testing consist of units built from a minimum of three manufacturing lots with each manufacturing lot built from different wafer lots. R2dg14111005310 page 5 of 9 iesna lm8008 test report 1. Lsg5000 moving detector goniophotometer completely meets lm79 clause 9. This approved method provides the methods for measurement of luminous flux and color maintenance for led packages, arrays, and modules. Ies lm8008 measuring lumen maintenance of led light sources.
This document will be applicable to addendum a to ies lm8008 and lm8015 test. For example, incandescent light bulbs tend to fail abruptly after approximately 1,500 hours of operation, after which they do not emit any light. Installation designed for wall mounting more than 4 above the ground. Led has the feature of long life, but its life will be different with. Lm909 electrical and photometric measurements of fluorescent lamps. Ies lm 80 08 measuring lumen maintenance of led light sources illuminating engineering society on. Prepared by the subcommittee on solid state lighting of the iesna. This product has a warranty for a period of 5 years from the date of purchase.
The standards apply to lifetime projection of led package, array or. Download ledlm80pl led lumen maintenance and aging life test system is designed according to ieslm80, ieslm82, tm21 and gb231280, and the software is developed based on arrhenius model. Vektrex lm80 systems are also applicable for use with laser diodes. The vocs will occupy the free space in the molecular structure of the silicone. See lighting facts labels for specific fixture performance. Measuring luminous flux and color maintenance of led.
Ies rp2098 lighting for parking facilitiesies rp3399 lighting for exterior environmentsies rp601 r2009 sports and recreational area lightingaashto gl6 roadway lighting design guide, includes errata 2010ies lm 79 08 electrical and photometric measurements of solidstate lighting productsansiies rp701 lighting industrial. Download ledlm80pl led lumen maintenance and aging life test system is designed according to ies lm 80, ies lm 82, tm21 and gb2312 80, and the software is developed based on arrhenius model. The warranty is invalid in the case of improper installation, tampering, orremoval of. Led samples for iesna lm80 testing consist of units built from a minimum of three manufacturing lots. The working principles are according to iesna and cie. Lm80, lm79, l70 and tm21, what are the differences for. Ies lm7908 english standard free download ies lm8008 2011 standard free download cie121 1996. All information consistent with iesna lm8008 results and iesna lm7908 testing completed by a qualifie facility. Ansi approved this document describes the procedures by which leds are tested for the luminous or radiant, or photon flux maintenance and chromaticity maintenance or wavelength changes over time when operated under controlled environmental and operational conditions.
Lenses are engineered for superior lighting distribution, uniformity and fixture spacing. Lumen maintenance launching the energy iesna lm 80. The ip69k rating makes cleaning worry free for nsf applications. Lumen maintenance data is based on led testing per iesna lm8008 and projected per iesna tm2111 2451 enterprise parkway east, twinsburg, ohio 44087 tel. At an maintenance expectation according to ies tm2111 is. The scope within this ansiies lm8015 has been expanded to include tests for three types of flux. Iesna lm8008 an overview of the test procedure and how it is. White polycarbonate diffuser provides a soft white light at 4000k cct see lighting facts labels for specific fixture performance. Rsz150414502106000 page 6 of 15 iesna lm 80 08 test report 1. Iesna lm8008 guide to evaluating led lumen maintenance. It covers luminous, radiant, or photon flux maintenance and color maintenance, including changes in chromaticity coordinates, peak. Epa energy star luminaire guide requires l70 of 25,000 or 35,000 hours.
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