I downloaded the Lithonia catalog of IES light data.
http://www.lithonia.com/Photometrics.aspx
It worked on the new Vray beta, I had to crank up the power to 1,000,000. I also created a little test file with each Vray Light in its own scene, I can attach a copy if anyone is interested.
[image: VCQX_testscene.png]