In accordance to the ATEX 94/9/EC standard safety regulations directive, explosion proof motors need to be used in hazardous environments filled with gas mixtures, vapours and mists and air mixtures with dust.Such non-sparking motors with dust-tight housings are available for operating
in environment tempertures from -20 to 40°C and in a wide range of voltages from 190V to 690V and with a frequency of 50HZ.