The IP rating and Explosionproof rating are different. All IP67 rating equipments can not be used in classified area. For outdoor application in Class II, Div.2 Group G, you can very well use combination of NEMA 4 (very approximate equivalent to IP 66) & NEMA 9 ( For hazardous locations)...
THE TYPE OF BRUSH IS MOST IMPORTANT. YOU CAN CHECK THE SPECIFICATIONS GIVEN BY MOTOR MANUFACTURER AND ACCORDINGLY YOU CAN SELECT THE CORRECT TYPE OF BRUSHES AS SUGGESTED VIDE EARLIER POSTS.
I am not aware of ATEX certification but the testing authorities in Europe are :
Belgium: INIEX, Denmark: DEMKO, France: INERIS, LCIE.
Germany: PTB, BVS, Netherlands: KEMA, Norway: NEMKO,
Spain: LOM, UK: BASEEFA / EECS.
These are the certifying authority for the classified area equipments.
I am working in a Petrochemical Plant where we are currently using Halon 1301 but we are now replacing halon with Foam system called as FM200 system which is replacement for Halon system. You can contact any major company dealing in Fire fighting system and you can get the quote for the same. It...