
| Item | | WSZ-1 | WSZ-7.5 | WSZ-20 | WSZ-50 | |
| Treating capacity m3/h | | 1 | 7.5 | 20 | 50 | |
| No. of machine parts | | 1 | 1 | 2 | 4 | |
| Sludge absorption and primary sedimentation tank | | 1.8 | 14 | 36 | 100 | |
| contact oxidation pond (m3) | | 5.0 | 36 | 83 | 200 | |
| Surface load of secondary sedimentation tank (m3/m2h) | | 1.2 | 1.3 | 1.5 | 1.6 | |
| Disinfection tank (m3) | | 0.6 | 4 | 10 | 25 | |
| Fan | Model | HC-25IS | HC-50IS | HC-100S | HC-100S | |
| | Power (kw) | 0.4 | 2.2 | 5.5 | 5.5×2 | |
| | No. | 2 | 2 | 2 | 3 | |
| Pump | Model | AS10-2CB | AS10-2CB | AS16-2CB | AS30-2CB | |
| | Power (kw) | 1.0 | 1.0 | 1.6 | 2.9 | |
| Weight of biggest part(t) | | 5 | 7 | 10.5 | 12 | |
| Total weight(t) | | 5.5 | 8 | 21 | 42 | |
| Occupy area(m2) | | 6 | 20 | 75 | 185 | |
| Model | RBWL1 | RBWL2 | RBWL3 | RBWL4 | RBWL5 | RBWL6 | |||||
| Capacity(m3/h) | 50~100 | 80~150 | 100~200 | 120~240 | 150~300 | 250~500 | |||||
| Filter area(m2) | 5 | 7 | 9 | 11 | 14 | 20 | |||||
| Mesh | 60-250 | | | | | | |||||
| Power(kw) | 1.1 | 2.2 | 2.2 | 2.2 | 3 | 4 | |||||












