Vario rotary valve ZS Vario
For discharge and dosing of free flowing, dusty to medium grained bulk material.
| Nominal sizes Ø : | 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 different number of pockets, possibly with rounded pockets |
| Bearing : | Outboard flange bearings |
| Shaft seal : | 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 |