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UV Emissions from CFLs: What’s the Risk?

September 17, 2012

I recently came across some research articles that describe potential negative health effects from the emission of ultraviolet (UV) radiation from compact fluorescent lamps (CFLs). Is this a valid concern regarding CFL use?

Content type: Ask E Source | Document ID: TAS-AskES-61 | Author: Ira Krepchin

A Short History of Air-Conditioner and Heat Pump Standards

November 30, 2010

How have the minimum efficiency requirements for air-cooled packaged air conditioners and heat pumps changed over time?

Content type: Ask E Source | Document ID: TAS-AskES-34 | Author: Peter Criscione

Efficiency Standards for Three-Phase Air Conditioners and Heat Pumps

October 27, 2010

What efficiency standards apply to three-phase air conditioners and heat pumps with a capacity smaller than 65,000 Btu per hour (Btu/h)?

Content type: Ask E Source | Document ID: TAS-AskES-25 | Author: Bryan Jungers

LED Traffic Lights and EPAct 2005

September 30, 2005 | Updated: September 30, 2010

How will the U.S. Energy Policy Act 2005 (EPAct 2005) affect the LED market in terms of supply constraints, pricing, efficiency, municipal savings calculations?

Content type: Ask E Source | Document ID: TAS-TN-9-05c | Author: Peter Criscione

PTAC Efficiency Specifications

March 1, 2009

What are the latest U.S. Department of Energy standards for packaged terminal air conditioners and heat pumps (PTACs and PTHPs), and are there any efficiency recommendations that go above the standards?

Content type: Ask E Source | Document ID: TAS-TN-3-09c | Author: Peter Criscione

Magnetic Ballast Phaseout

October 31, 2006

What's happening with magnetic ballasts and T12 lamps? Are the ballasts being phased out? Will T12 lamps continue to be manufactured?

Content type: Ask E Source | Document ID: TAS-TN-10-06c | Author: Peter Criscione