General Technical Information/Data
The International Protection code, commonly known as the Ingress Protection code (IP) indicates the protection afforded by an enclosure against the ingress of foreign (solid) bodies and ingress of moisture and liquids. The IP rating also classifies the protection given by an enclosure against touching live or moving parts.
Download the ratings here: IP Ratings (pdf format)
General lighting in office, industrial and storage buildings. - Lumens per circuit Watt calc.