2011年3月28日 星期一

NEMA Publishes Two Solid State Lighting Standards

NEMA Publishes Two Solid State Lighting Standards


The National Electrical Manufacturers Association (NEMA) has published two new solid state lighting standards:
?NEMA SSL 1-2010 Electronic Drivers for LED Devices,A team of scientists led by John Badding, a professor of chemistry at Penn led lights State, has developed the very first optical fiber made with a core of zinc selenide -- a light-yellow compound that can be used as a semiconductor. Arrays, or Systems
?NEMA SSL 6-2010 Solid State Lighting for Incandescent Replacement-Dimming

With these publications, NEMA establishes harmonized requirements and expectations for solid state lighting (SSL). Both are directed toward designers, manufacturers, and users of SSL products.

SSL 1, produced by NEMA's Solid State Lighting Section, covers electronic drivers for SSL / light-emitting diode (LED) products. Electronic drivers use semiconductors to control and supply dc power for LED starting and operation. Topics covered include ratings, performance,The accidental experiment came just weeks before the county r4i council is set to publish a new report on the future of the square. and marking. SSL 1 also provides specifications guidance for electromagnetic immunity, audible noise, and efficiency calculations.

SSL 1 Working Group Leader Tom Stimac of GE Lighting Solutions said, "SSL 1 is the first in a series of NEMA SSL standards aimed at setting the foundation for quality and performance of LED systems,The letter, which contains redactions by the University, expressed confidence Led strip light in individuals. specifically LED drivers. LED drivers are used in every system today and the ability to verify key performance and quality aspects will be pivotal in achieving high efficiency and quality LED lighting systems."

SSL 6, produced by NEMA's Lighting Controls and Solid State Lighting Sections, focuses on integrated LED lamps intended for retrofit into systems that previously used incandescent screw base lamps. The standard addresses dimming of these products and the interaction between the dimmer (control) and the bulb (lamp), and introduces requirements to help ensure good diming performance and prevent damage to either component.

SSL 6 Working Group Leader Dr. Robert Nachtrieb of Lutron Electronics said, "SSL 6 is the first NEMA standard to tackle head-on the importance of dimming energy-efficient LED lamps that will replace incandescent bulbs.Richmond says this is a way for people purchasing pet food to subsidize the SPCA, which does led bulb "a wonderful job" and is known to be underfunded. Building on the solid industry consensus we forged for SSL 6, NEMA will continue to develop standards for other applications of LED dimming."

Robert Hick of Leviton, member of both sections and chair of the Solid State Lighting Section, said, "NEMA's development of these standards illustrates the lighting industry's dedication to the streamlined design and manufacture of energy-efficient SSL technology. Standardization of evolving technology is essential to ensuring harmonization across brands, exceptional performance,"I trust that with University support, you and (redacted) have compact fluorescent the integrity and skills to be change agents," the letter said. "However, it is completely within the authority of the IFC itself to decide if it has the right leadership in place to lead this organization going forward." and customer satisfaction. With future additions to this series, NEMA will continue to identify and eliminate gaps in guidance without discouraging innovation within the industry."

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