Pneumatic conveying rotary valve ZS Vario

round-flangeATEX

For discharge and dosing of free flowing, dusty to medium grained bulk material. Product properties NOMINAL SIZES 0 : 100,150,200,250,300,350,400, 500 NOMINAL SIZES ■: 200x200,250x250,250x400,300x300,300x450,315x500,350x350,400x400, 500x500, 630x630 CONVEYING CAPACITY (M3/H) : 0,2-440 TEMPERATURE : T80, T250, T400, T800 MATERIAL HOUSING / BEARING PLATES : Cast iron, cast stainless Steel 1.4308, welded construction structural Steel / heat-resistant Steel / stainless Steel MATERIAL FEEDER WHEEL : Structural Steel, heat-resistant Steel, stainless Steel MATERIAL SEALING STRIPS: Vulcanized-fabric, PU, structural Steel, heat-resistant Steel, stainless Steel, hardox FEEDER WHEEL: WITH / WITHOUT boundary disks Versions with différent number of pockets, possibly with rounded pockets BEARING : Outboard flange bearings SHAFTSEAL: Adjustable packing (aramide / PTFE / graphite), relubricatable packing or with purge-/sealing air POWER TRANSMISSION: Coupling or chain drive with spur gear motor WEAR PROTECTION : Ceram-/ carbo-/ chromesteel-/ chromo-/ nickel-coat ATEX DEVICE : Ex-zone inside / outside 20,21, 22 / 21,22 DUST Ex-zone inside / outside 1,2 / 1,2 GAS ATEX PROTECTIVE SYSTEM (EXZÜ) : KSt-value 0 up to <= 300 Max. explosion pressure 10 barü Also available nominal sizes for ExZü: 500x600,700x700,800x800,900x900 Not for metallic bulk material and gas zone inside