Led samples for iesna lm 80 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. Ies lm 7000 iesna approved guide to nearfield photometry ies on. Lumen maintenance and reliability one of the key benefits of led technology compared to other lighting technologies is its reliability and high operating lifetime. For example, incandescent light bulbs tend to fail abruptly after approximately 1,500 hours of operation, after which they do not emit any light. R2dg14111005310 page 5 of 9 iesna lm 80 08 test report 1. Vektrex offers complete lm 80 test solutions that meet all iesna and energy star testing criteria.
Prepared by the subcommittee on solid state lighting of the iesna. Lighting products iesna lm measuring lumen maintenance of led light sources iesna tm projecting long. 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. Led lifespan based on iesna lm 80 08 results and calculated per iesna tm2111 methodology. Iesna standards and guides are developed through committee consensus and produced by the iesna office in new york. Lumen maintenance launching the energy iesna lm 80. The scope within this ansiies lm8015 has been expanded to include tests for three types of flux. Lm80, lm79, l70 and tm21, what are the differences for. Energy star manufacturers guide for qualifying ssl luminaires sept. The scope within this ansiies lm 80 15 has been expanded to include tests for three types of flux maintenance along with tests for how chromaticity changes over time. Energy star 25,000 and 35,000 limits after 6,000 hours of stress. Iesna lm 80 for led lumen maintenance test according to iesna lm 79, how to choose the integrating sphere and goniophotometer.
Iesna lm 80 08, used the following american national standards or illumination engineering society of north america test guides. 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 teste methods. Free service for led lamps testing ies file report, light distribution curve, total lumen, cct, cri, etc important industry knowledge cie published latest cie s025 led test standard. Lumen maintenance launching the energy iesna lm 80 2008. Rsz16112850310m1 page 5 of 14 iesna lm 80 08 test report 1. Rsz82350710 page 5 of iesna lm 80 08 test report 1. Defined by its smooth, clean lines, the olcs led luminaire delivers a fresh, chic look to any buildings exterior. The standards apply to lifetime projection of led package, array or. Iesna lm 792008 approved method for the electrical and photometric measurements of led light sources, new york. Department of energy energy star manufacturers guide.
This technical memorandum describes a method for evaluating light source color rendition that takes an objective and statistical approach, quantifying both overall average properties color fidelity, gamut area and huespecific properties fidelity, chroma shift, hue shift of a light source using numerical and graphical techniques. It is the illuminating engineering society of north america iesna approved standard for measuring lumen maintenance of led light sources. Ies lm 7000 iesna approved guide to nearfield photometry. This approved method is one of a continuing series of iesna.
Iesna lm8008 an overview of the test procedure and how it. See lighting facts labels for specific fixture performance. Rsz140217504109000 page 5 of iesna lm 80 08 test report 1. Ansiiesnarp14addendumroadway lighting addendum 1addendum 1 to ansiiesna rp814. Rsz14021750410 page 5 of iesna lm 80 08 test report 1. Energy star manufacturers guide for qualifying solid state.
It is the illuminating engineering society of north america iesna approved method for taking lm80 data and making useful led lifetime projections. White polycarbonate diffuser provides a soft white light at 4000k cct. 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. Each sample is soldered to all of the reliability stress boards for a given set of iesna lm80 tests. While lm79 measures several aspects of a complete fixture, lm80 solely measures the lumen depreciation of the led module. Ies method for evaluating light source color rendition. Highperformance leds produce 4000 lumens and are rated to maintain 70% of light output at 50,000 hours of service. Sep, 2012 posted in industry knowledge, lisun group events tagged cie1211996, free download, iec 60081, iec 60529, iec 60901. Lm80 apply to the led package, array, or module alone, not a complete system, it is testing a component level. Iesna lm8008 guide to evaluating led lumen maintenance free download as pdf file. Lm 79, lm 80, and future standards yoshi ohno director of cie division 2 member of ansi c7809, iesna tpc optical technology division national institute of standards and technology gaithersburg, maryland usa corm 2009 conference, gaithersburg, md, may 68, 2009. Mounting accessories controls accessories wireless system remote controller accessory. 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. Rsz118508107000 page 4 of 10 iesna lm 80 08 test report 1.
Measuring luminous flux and color maintenance of led packages, arrays and modules errata 1 browse related products from illuminating engineering society. Iesna lm 80 2008 measuring lumen maintenance of led light sources measurement and test report for shenzhen runlite technology co. Ies lm7000 iesna approved guide to nearfield photometry. Ies lm84 approved method for measuring luminous flux and.
The working principles are according to iesna and cie. Measuring luminous flux and color maintenance of led packages. Measuring luminous flux and color maintenance of led packages, arrays and modules published by ies on june 26, 2015 ansiies lm 80 15 provides the methods for measurement of luminous flux and color maintenance for led packages, arrays, and modules. Measuring luminous flux and color maintenance of led. This october 30, 2008 webcast provided an overview of lm 80 08, approved method for measuring lumen maintenance of led light sources, and how does energy star program for solidstate lighting ssl luminaires will use lm 80 to estimate lifetime for qualified ssl luminaires.
Special collimation device with cross laser line help you installing the position of the luminaires under test conveniently and accurately. The 25pcs samples tested only at 85c, was received at 20610 and tested during 20610 to 20140218. R2dg51505010 page 5 of iesna lm 80 08 test report 1. It addresses the measurement of lumen maintenance testing for led light sources designed and certified to meet. Published by the illuminating engineering society of north america, 120 wall street, new york, new york 5. Iesna lm802008 18 in situ temperature measurement test istmt. Energy star manufacturers guide for qualifying solid.
Equipped with sophisticated microdrive technology, the luminaire requires no driver which significantly reduces the products complexity while greatly extending its longevity. R2dg14012405110 page 3 of iesna lm 80 08 test report 1 general information 1. Illuminating engineering society of north america iesna add to alert. For long term reliability test, the case temperature was controlled by mounting several. Vektrex actively participates on the lm 80 committee, chairing the lm 80 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. Led samples for iesna lm 80 testing consist of units built from a minimum of three manufacturing lots. The lsg5000 and lsg3000 completely meet the lm80, lm79, lm75, gb, en and cie1211996 standards. These manufacturing lots are picked to represent a wide parametric distribution. Led lifespan based on iesna lm8008 results and calculated per iesna tm2111 methodology. The standard does not provide guidance for extrapolation of testing results. Led drive characteristics have been updated to include pulse width modulated current, dc constant voltage and ac regulated voltage drive.