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In short, get only Energy Star certified lamps http://www.energystar.gov/index.cfm?c=ssl.pr_why_es_com http://www.energystar.gov/index.cfm?c=ssl.pr_why_es_com
by nickhalfasleep 13y ago
In short, get only Energy Star certified lamps
http://www.energystar.gov/index.cfm?c=ssl.pr_why_es_com http://www.energystar.gov/index.cfm?c=ssl.pr_why_es_com
To get the Energy Star rating, the manufacturer must get an independent lab to measure their operation at 45C and measure the temperature on the die (per the LED manufacturer's specs), to validate that it will maintain it's life expectancy.
http://www.energystar.gov/ia/partners/manuf_res/downloads/IntegralLampsFINAL.pdf http://www.energystar.gov/ia/partners/manuf_res/downloads/In...
If you want to read all the nitty gritty details.
- mcguire 13y ago"the manufacturer must get an independent lab to measure their operation at 45C and measure the temperature on the die" In an environment with no airflow?
- nickhalfasleep 13y agoThere is convection off of the bulb, but no flow from any other source. They want to make sure they can sit and take it.
- mcguire 13y agoThat might be a problem, if the bulb was installed in a recessed ceiling can, right? Convection would heat the environment in the fixture.