Blow-through rotary valve ZSD
For infeed of bulk material into pneumatic transport systems in pressure and suction operation. Maximum discharge pressure: - 0,8 / + 0,8 bar.
| Nominal sizes Ø : | 150, 200, 250, 300 |
| Nominal sizes ■ : | 500x500, 630x630 |
| Conveying capacity (m³/h) : | 1,5 - 345 |
| Temperature : | T80, T250 |
| 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 : | Structural steel, heat-resistant steel, stainless steel, hardox® |
| Feeder wheel : | WITHOUT boundary disks 9 / 10 pockets |
| Bearing : | outboard deep groove ball bearings |
| Shaft seal : | Felt rings, shaft sealling rings |
| Power transmission : | Chain drive with spur gear motor or flat 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 Only for round flange versions Not for metallic bulk material and gas zone inside |