ATEX roof fan RGA 31-4550-4X-3G

Fan in explosion protected execution acc. to EU regulations 2014/34/EU (ATEX), DIN EN 14986:2017, DIN EN ISO 80079-36 /-37:2016. Equipment marking: II 3G Ex h IIB T3 Gc. suitable for media temperatures of - 20 °C up to + 40 °C. Stylish cowl made of metal. Base frame of galvanised sheet steel for fitting to upstand, projecting well beyond the upstand in order to increase weatherproofing. Flange connection at intake acc. to DIN 24155-2 Protection grid at discharge High performance centrifugal impeller with backward curved blades fitted to the rotor of an integrated motor. Motor maintenance free, vibration isolated, and fully protected by PTC thermistors  Fan speed controlled by voltage variation through transformer (Min. voltage 115 V) Performance data in according DIN 24166  tolerance class 2 (BS 848 Class "B").