Customer Logins

Obtain the data you need to make the most informed decisions by accessing our extensive portfolio of information, analytics, and expertise. Sign in to the product or service center of your choice.

Top Sites

Illuminating Engineering Society of North America (IES)

Design and produce effective light products and illuminated environments

The Illuminating Engineering Society of North America (IES) publishes standards for the lighting industry. These standards guide lighting professionals and others via recommendations for product designs, output and best practice. IES standards ensure you can:

  • Adopt proven illumination guidelines
  • Improve product performance
  • Design well-lit facilities

Purchase Options

Full Online Standards SolutionIndividual Standards
Multiple standardsMinimal standards
Frequent purchases ($3000+/year)Infrequent purchases
Standards access or budget management, organization-wideLess than 5 employees use standards
Learn more about IHS Standards ExpertBuy now

Industry Success Stories

Follow the IHS Energy Blog

Aug 17

SS & copper weld

How can I weld S.S material with copper. This will be use at chiller PHE Regards Mostafiz

Aug 17

Ring Main Units.

Hi, Ring Main units encloses 11 kV vacuum circuit breakers or MCCBs in a sheet metal enclosure and maybe of 11 kV or 400 volts of rated panels rating. But what is the meaning of extensible ring main units? (like 3 way extensible ring main units). Best Regards,

Aug 16

Solar Eclipse

Just curious, How large would something need to be when in a geosynchronous orbit, to also have the aprox 1/2 a degree diameter so periodically, artificial solar eclipses could be made?

Enjoy a no-risk trial of IHS Standards Expert
Get Started



Explore

Filter Sort