98KPA 90KW Multistage Centrifugal Blower air compressor for backwash 50m³/min
90KW Multistage Centrifugal Blower, 70KPA air compressor for backwash, 50m3/min
About D series multi-stage centrifugal blower
D series Multi-stage Centrifugal Blower is designed by famous institute in China and engineers of B-Tohin. The blower has several impellers connected by connection rod. The inlet air is compressed stage by stage and finally discharge air capacity from outlet.
Specifications
| Model | Inlet Flow m³/min | Inlet Pressure kPa | Inlet Temperature℃ | Set-up Pressure | Speed r/min | Shaft Power kW | Motor Power kW | Weight(Excluding Motor)KG | |
| kPa | mmH₂O | ||||||||
| D55-1.4 | 55 | 98 | 20 | 39.2 | 4000 | 2950 | 50 | 55 | 2200 |
| D55-1.5 | 55 | 98 | 20 | 49 | 5000 | 2950 | 60 | 75 | 2300 |
| D55-1.6 | 55 | 98 | 20 | 58.8 | 6000 | 2950 | 71 | 90 | 2600 |
| D55-1.7 | 55 | 98 | 20 | 68.6 | 7000 | 2950 | 79 | 90 | 3000 |
| D55-1.8 | 55 | 98 | 20 | 78.5 | 8000 | 2950 | 90 | 110 | 3200 |
Features
- Compact structure, elegant appearance, high stability, convenient installation and maintenance
Smooth operation
Low noise
Oil-free Blower
Impeller is featured with special composite linear to reduce internal leakage and improve volumetric efficiency.
Easy to be adjusted
Inlet rings are equipped for impeller of every stage, and labyrinth seals are set between stages and at the two ends of housing for preventing gas leakage.
air cooling and water cooling designed for exhaust bearing pedestal, prolonged bearing service life.
Two flow direction for option : vertical and horizontal
Blower and motor connected by coupling, other connection methods available according to different technique requirements.
Structure of blower main body
Assembling drawing of blower package
Standard supply of scope
1. Blower main body
2. Inlet muffler (with air filter)
3. Public base for motor and blower(including coupling cover)
4. Inlet manual butterfly valve
5. Motor
6. Pressure gauge
7. Mounting bolts and connection accessories
8. Check valve
Optional accessories:
1. outlet silencer
2. outlet butterfly valve (manual or eletrical)
3. release valve
4. release silencer
5. reducer
6. flexible joint
7. acoustic enclosure
8. control cabinet
Dimensions of blower
| Horizontal flow direction |  |  |
| Vertical flow direction |  |  |
1. blower base 2. blower main body 3. inlet silencer 4. butterfly valve 5. coupling 6. electric motor
| Model | Size(mm) | ||
| A | B | C | |
| D50-1.7 | 1150 | 1285 | 2630 |
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