REVEN air cleaning food industry 3.2 – english - Rentschler Reven ...

TestingTechnical dataTesting in accordance with DIN 18869-51. Flame penetration test and required equipmentFlame break-throughWith separators of type A, no flame penetrationmay occur according to DIN 18869-5 Item 8.2.Separators with which the flame breaks throughduring the test, or untested separators, areclassified as type B according to Item 8.2.➜ Type B separators must not be usedabove thermal equipment involvingan increased risk of fire!Test standThe test stand was fitted with a regulating facilitythat allows an adjustment of the airflow to theseparator between 70 m 3 /h and 1.500 m 3 /h.For the gravimetric measurement included in theefficiency test, removable rear walls and a collectingvessel for the separated condensate were providedfor. A gas surface burner was installed for theflame penetration test.RXZ – type ABaffle plate – type BThe burner must have a combustion surface of600 mm x 200 mm and emit a regular flame of800 mm height throughout one minute. Thedistance from the top edge of the gas surfaceburner to the bottom edge of the separator was500 mm. The gas surface burner was operatedwith propane.Absorbingmesh filterMesh filters are notpermissible accordingto VDI 2052!Areas of application for separators of type A and BPermissible kitchen areas for type A- Kitchen areas with thermal equipment(e.g. cooking areas, cook and chill)- Front cooking areasPermissible kitchen areas for type B- Food dispensing areas- Food storage areas- Sculleries27