Technology Sourcebook
www.foodengineeringmag.com/articles/94364-led-luminaires

LED luminaires
August 29, 2015
Used for general lighting in hazardous areas, R. STAHL EXLUX 6402 LED-based linear luminaires are approved to provide type Ex nA protection; the IP66/IP67 devices can be operated at ambient temperatures ranging from -30°C to 55°C. Standard 28W and 52W models come with or without diffusers and a length of 700 or 1,310mm.
R. STAHL; www.stahl.de