Fans | Air Handling Units | Air Distribution Products | Fire Safety | Air Curtains and Heating Products | Tunnel Fans Explosion Proof Fans The extra for your safety Reference: Choren Industries in Freiberg Accessories EX-connection box used for the complete EX-range Automatic shutter VKS-EX used for DVEX Motor protection relay UEK-EX used for DVEX and KTEX Motor protection switch used for the complete EX-range www.systemair.com Systemair GmbH – August 2011 / E4098 Flexible connection ASS-EX/DS-EX used for DVEX and KTEX

Explosion Proof Fans On July 1st, 2003 the new ATEX directive 94/9/EG (ATEX = Atmospheres Explosibles) became effective. This direc- tive is valid in all EC countries for operational installa- tions in explosion hazardous zones. Examples are petrol stations, battery rooms, painting cabins and the chemical Other than for standard fans, there are guidelines for explosion proof fans: • Usage of non sparking materials • Motor temperature must not exceed the specified temperature classification • Traceability of the manufacturing process • Overall considerably higher quality demands Circular duct...

CE 0802 II 2 c G Ex e II (B) T3 ATEX 2456 X CE identification No. of approval office Unit category Classification G=gas, D=dust Explosion group Temperature classification ATEX approval no. In the industry explosion hazardous areas are classified in zones. ATEX classifies the fans in categories, corresponding to the zones. Categories are independent from the substance causing the explosion hazard. The classification in categories (or zones) is related to the temporal appearance (frequency of occurence) of explosion hazardous atmosphere. Basically the correct zone or category can only be given...

DVEX DVV-EX EX Centrifugal fan with casing manufactured from silumin. Ex e increased safety. Compact design. Available in 230 V and 400 V execution. Air volume up to 1.180 m³/h. RVK-EX Circular duct fan with casing manufactured from conducting plastic. Ex e increased safety. Speed controllable. Air vol-ume up to 1.020 m³/h. DKEX Centrifugal fan with casing manufactured from galvanised sheet steel with a brass inlet cone. Ex e increased safety. Speed controllable. Air volume up to 5.000 m³/h. KTEX Rectangular duct fan with casing manufactured from galvanised sheet steel with a brass inlet cone....

EX-connection box used for the complete EX-range Automatic Shutter VKS-Ex used for DVEX Motor protection relay U-EK-EX used for DVEX and KTEX Flexible connection ASS-EX/DS-EX used for DVEX and KTEX Protective motor switch used for the complete EX-range Accessories