EVP - ZW SERIES ROOTS BLOWERS
1.Introduction :
ZW series three-lobe roots blowers which were based on the technology of U.S.A blowers, are the latest products in EVP company. ZW series roots blowers with higher capacity and lower cost, have advanced performance and structure features
Main Features :
High speed (maximum speed of 5170r/min), high efficiency, small size, light weight, compact structure, convenient operation and maintenance
Flow sub-file encryption, extensive coverage, the user can choose the most appropriate models
Oil lubricated gear side and grease lubricated drive side
Air-cooled structure, single-stage pressure is up to 68.6kPa without cooling water
Impeller with advanced strucure, clover leaf, the area utilization factor
Use of precision hardened straight-toothy synchronous gears, keyless connection, positioning, smooth operation, low noise, high strength, long life
Tanks are made of aluminium alloy material, the cooling effect is good, light weight
According to customer’s requirements, sound enclosures are available, which can make the sound levels up to 85dB(A)
2.Products Performance:
Pressure: 9.8 ~ 68.6 kPa
Flow: 0.5 ~ 63.81 m3/min
Shaft power: 0.34 ~ 77.87 kW
3.Ordering information:
Standard accessories: Inlet silencer (with filter), pulleys, belts, belts guard, pressure, pressure relief valve assembly, base, pressure gauge , anchor bolts, discharge silencer, check valve, flexible joint;
Optional accessories: motor, sound enclosure, vibration isolators, etc.
4.Technical Data
| Model | Bore | rpm | Inlet Flow Qs( m3/min), Shaft power La(kW) and Motor Power Po (kW) | Motor Pole | |||||||||||||||||
| 9.8kPa | 19.6kPa | 29.4kPa | 39.2kPa | 49kPa | 58.8kPa | ||||||||||||||||
| Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | ||||
| ZW-202 | 32A | 1970 | 0.87 | 0.34 | 0.75 | 0.75 | 0.53 | 0.75 | 0.66 | 0.72 | 1.1 | 0.57 | 0.91 | 1.1 | 0.50 | 1.11 | 1.5 | 2 | |||
| 2400 | 1.13 | 0.45 | 0.75 | 1.01 | 0.69 | 1.1 | 0.91 | 0.92 | 1.1 | 0.83 | 1.15 | 1.5 | 0.76 | 1.39 | 2.2 | 0.69 | 1.62 | 2.2 | 2 | ||
| 2830 | 1.39 | 0.58 | 0.75 | 1.26 | 0.86 | 1.1 | 1.17 | 1.13 | 1.5 | 1.09 | 1.41 | 2.2 | 1.01 | 1.68 | 2. | 0.95 | 1.96 | 3 | 2 | ||
| 3260 | 1.64 | 0.73 | 1.1 | 1.52 | 1.04 | 1.5 | 1.42 | 1.36 | 1.5 | 1.34 | 1.68 | 2.2 | 1.27 | 1.99 | 3 | 1.21 | 2.31 | 3 | 2 | ||
| 3770 | 1.94 | 0.92 | 1.5 | 1.82 | 1.28 | 2.2 | 1.72 | 1.65 | 2.2 | 1.64 | 2.01 | 3 | 1.57 | 2.38 | 3 | 1.51 | 2.75 | 4 | 2 | ||
| 4240 | 2.22 | 1.1 | 1.5 | 2.10 | 1.51 | 2.2 | 2.00 | 1.93 | 2.2 | 1.92 | 2.34 | 3 | 1.85 | 2.75 | 4 | 1.79 | 3.16 | 4 | 2 | ||
| 4750 | 2.53 | 1.32 | 2.2 | 2.40 | 1.78 | 2.2 | 2.31 | 2.24 | 3 | 2.23 | 2.70 | 4 | 2.16 | 3.16 | 4 | 2.09 | 3.62 | 4 | 2 | ||
| 5170 | 2.78 | 1.52 | 2.2 | 2.65 | 2.02 | 2.56 | 2.56 | 2.52 | 3 | 2.48 | 3.03 | 4 | 2.40 | 3.53 | 4 | 2.34 | 4.03 | 5.5 | 2 | ||
| ZW-204 | 50A | 2400 | 1.96 | 0.64 | 1.1 | 1.75 | 1.05 | 1.5 | 1.59 | 1.45 | 2.2 | 1.45 | 1.85 | 2.2 | 1.33 | 2.26 | 3 | 1.22 | 2.66 | 3 | 2 |
| 2800 | 2.37 | 0.8 | 1.1 | 2.16 | 1.27 | 2.2 | 2.00 | 1.74 | 2.2 | 1.86 | 2.21 | 3 | 1.74 | 2.68 | 3 | 1.63 | 3.15 | 4 | 2 | ||
| 3240 | 2.83 | 0.98 | 1.5 | 2.61 | 1.53 | 2.2 | 2.45 | 2.07 | 3 | 2.32 | 2.62 | 3 | 2.19 | 3.16 | 4 | 2.08 | 3.70 | 5.5 | 2 | ||
| 3700 | 3.35 | 1.19 | 1.5 | 3.14 | 1.81 | 2.2 | 2.98 | 2.44 | 3 | 2.84 | 3.06 | 4 | 2.72 | 3.68 | 5.5 | 2.61 | 4.30 | 5.5 | 2 | ||
| 4170 | 3.78 | 1.43 | 2.2 | 3.57 | 2.13 | 3 | 3.41 | 2.83 | 4 | 3.27 | 3.53 | 4 | 3.15 | 4.23 | 5.5 | 3.04 | 4.94 | 5.5 | 2 | ||
| 4640 | 4.27 | 1.68 | 2.2 | 4.05 | 2.46 | 3 | 3.89 | 3.24 | 4 | 3.76 | 4.02 | 5.5 | 3.63 | 4.80 | 5.5 | 3.52 | 5.58 | 7.5 | 2 | ||
| 5170 | 4.81 | 1.99 | 3 | 4.60 | 2.86 | 4 | 4.44 | 3.73 | 5.5 | 4.30 | 4.60 | 5.5 | 4.18 | 5.47 | 7.5 | 4.07 | 6.33 | 7.5 | 2 | ||
| ZW-306 | 65A | 1480 | 3.15 | 0.88 | 1.1 | 2.86 | 1.51 | 2.2 | 2.64 | 2.14 | 3 | 2.45 | 2.77 | 4 | 2.28 | 3.40 | 4 | 2.13 | 4.03 | 5.5 | 4 |
| 1760 | 3.89 | 1.1 | 1.5 | 3.59 | 1.85 | 2.2 | 3.37 | 2.60 | 3 | 3.18 | 3.35 | 4 | 3.01 | 4.10 | 5.5 | 2.86 | 4.85 | 5.5 | 4 | ||
| 2050 | 4.64 | 1.37 | 2.2 | 4.35 | 2.25 | 3 | 4.12 | 3.12 | 4 | 3.93 | 4.00 | 5.5 | 3.76 | 4.87 | 5.5 | 3.61 | 5.74 | 7.5 | 4 | ||
| 2320 | 5.35 | 1.59 | 2.2 | 5.05 | 2.58 | 4 | 4.83 | 3.57 | 4 | 4.64 | 4.55 | 5.5 | 4.47 | 5.54 | 7.5 | 4.32 | 6.53 | 7.5 | 2 | ||
| 2670 | 6.26 | 1.94 | 3 | 5.97 | 3.07 | 4 | 5.74 | 4.21 | 5.5 | 5.55 | 5.35 | 7.5 | 5.38 | 6.49 | 7.5 | 5.23 | 7.62 | 11 | 2 | ||
| 3000 | 7.12 | 2.29 | 3 | 6.83 | 3.57 | 5.5 | 6.60 | 4.84 | 5.5 | 6.41 | 6.12 | 7.5 | 6.24 | 7.40 | 11 | 6.09 | 8.68 | 11 | 2 | ||
| 3250 | 7.77 | 2.57 | 4 | 7.48 | 3.95 | 5.5 | 7.25 | 5.34 | 7.5 | 7.06 | 6.72 | 7.5 | 6.89 | 8.11 | 11 | 6.74 | 9.49 | 11 | 2 | ||
| 3600 | 8.68 | 2.98 | 4 | 8.39 | 4.52 | 5.5 | 8.17 | 6.05 | 7.5 | 7.98 | 7.59 | 11 | 7.81 | 9.12 | 11 | 7.65 | 10.65 | 15 | 2 | ||
| ZW-406 | 80A | 1440 | 4.62 | 1.25 | 1.5 | 4.25 | 2.15 | 3 | 3.96 | 3.05 | 4 | 3.72 | 3.95 | 5.5 | 3.50 | 4.85 | 5.5 | 3.31 | 5.75 | 7.5 | 4 |
| 1760 | 5.84 | 1.59 | 2.2 | 5.47 | 2.69 | 4 | 5.18 | 3.79 | 5.5 | 4.94 | 4.89 | 5.5 | 4.73 | 5.99 | 7.5 | 4.54 | 7.09 | 11 | 4 | ||
| 2040 | 6.95 | 1.95 | 3 | 6.58 | 3.23 | 4 | 6.29 | 4.50 | 5.5 | 6.05 | 5.78 | 7.5 | 5.84 | 7.05 | 11 | 5.65 | 8.33 | 11 | 4 | ||
| 2350 | 8.10 | 2.39 | 3 | 7.73 | 3.86 | 5.5 | 7.44 | 5.33 | 7.5 | 7.20 | 6.79 | 11 | 6.99 | 8.26 | 11 | 6.79 | 9.73 | 11 | 2 | ||
| 2630 | 9.17 | 2.81 | 4 | 8.80 | 4.46 | 5.5 | 8.51 | 6.10 | 7.5 | 8.27 | 7.74 | 11 | 8.06 | 9.39 | 11 | 7.86 | 11.03 | 15 | 2 | ||
| 2930 | 10.32 | 3.31 | 4 | 9.95 | 5.14 | 7.5 | 9.66 | 6.97 | 11 | 9.42 | 8.81 | 11 | 9.20 | 10.64 | 15 | 9.01 | 12.47 | 15 | 2 | ||
| 3260 | 11.58 | 3.9 | 5.5 | 11.21 | 5.93 | 7.5 | 10.92 | 7.97 | 11 | 10.68 | 10.01 | 15 | 10.47 | 12.05 | 15 | 10.27 | 14.08 | 18.5 | 2 | ||
| 3600 | 12.88 | 4.55 | 5.5 | 12.51 | 6.80 | 11 | 12.22 | 9.05 | 11 | 11.98 | 11.30 | 15 | 11.77 | 13.55 | 18.5 | 11.57 | 15.80 | 18.5 | 2 | ||
| Model | Bore | rpm | Po (kW) Inlet Flow Qs (m3/min),Shaft Power La (kW) and Motor Power Po (kW) | Motor Pole | |||||||||||||||||
| 9.8kPa | 19.6kPa | 29.4kPa | 39.2kPa | 49kPa | 58.8kPa | ||||||||||||||||
| Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | ||||
| ZW-202 | 32A | 1970 | 0.87 | 0.34 | 0.75 | 0.75 | 0.53 | 0.75 | 0.66 | 0.72 | 1.1 | 0.57 | 0.91 | 1.1 | 0.50 | i.ii | 1.5 | 2 | |||
| 2400 | 1.13 | 0.45 | 0.75 | 1.01 | 0.69 | 1.1 | 0.91 | 0.92 | 1.1 | 0.83 | 1.15 | 1.5 | 0.76 | 1.39 | 2.2 | 0.69 | 1.62 | 2.2 | 2 | ||
| 2830 | 1.39 | 0.58 | 0.75 | 1.26 | 0.86 | 1.1 | 1.17 | 1.13 | 1.5 | 1.09 | 1.41 | 2.2 | 1.01 | 1.68 | 2.2 | 0.95 | 1.96 | 3 | 2 | ||
| 3260 | 1.64 | 0.73 | 1.1 | 1.52 | 1.04 | 1.5 | 1.42 | 1.36 | 1.5 | 1.34 | 1.68 | 2.2 | 1.27 | 1.99 | 3 | 1.21 | 2.31 | 3 | 2 | ||
| 3770 | 1.94 | 0.92 | 1.5 | 1.82 | 1.28 | 2.2 | 1.72 | 1.65 | 2.2 | 1.64 | 2.01 | 3 | 1.57 | 2.38 | 3 | 1.51 | 2.75 | 4 | 2 | ||
| 4240 | 2.22 | 1.1 | 1.5 | 2.10 | 1.51 | 2.2 | 2.00 | 1.93 | 2.2 | 1.92 | 2.34 | 3 | 1.85 | 2.75 | 4 | 1.79 | 3.16 | 4 | 2 | ||
| 4750 | 2.53 | 1.32 | 2.2 | 2.40 | 1.78 | 2.2 | 2.31 | 2.24 | 3 | 2.23 | 2.70 | 4 | 2.16 | 3.16 | 4 | 2.09 | 3.62 | 4 | 2 | ||
| 5170 | 2.78 | 1.52 | 2.2 | 2.65 | 2.02 | 3 | 2.56 | 2.52 | 3 | 2.48 | 3.03 | 4 | 2.40 | 3.53 | 4 | 2.34 | 4.03 | 5.5 | 2 | ||
| ZW-204 | 50A | 2400 | 1.96 | 0.64 | 1.1 | 1.75 | 1.05 | 1.5 | 1.59 | 1.45 | 2.2 | 1.45 | 1.85 | 2.2 | 1.33 | 2.26 | 3 | 1.22 | 2.66 | 3 | 2 |
| 2800 | 2.37 | 0.8 | 1.1 | 2.16 | 1.27 | 2.2 | 2.00 | 1.74 | 2.2 | 1.86 | 2.21 | 3 | 1.74 | 2.68 | 3 | 1.63 | 3.15 | 4 | 2 | ||
| 3240 | 2.83 | 0.98 | 1.5 | 2.61 | 1.53 | 2.2 | 2.45 | 2.07 | 3 | 2.32 | 2.62 | 3 | 2.19 | 3.16 | 4 | 2.08 | 3.70 | 5.5 | 2 | ||
| 3700 | 3.35 | 1.19 | 1.5 | 3.14 | 1.81 | 2.2 | 2.98 | 2.44 | 3 | 2.84 | 3.06 | 4 | 2.72 | 3.68 | 5.5 | 2.61 | 4.30 | 5.5 | 2 | ||
| 4170 | 3.78 | 1.43 | 2.2 | 3.57 | 2.13 | 3 | 3.41 | 2.83 | 4 | 3.27 | 3.53 | 4 | 3.15 | 4.23 | 5.5 | 3.04 | 4.94 | 5.5 | 2 | ||
| 4640 | 4.27 | 1.68 | 2.2 | 4.05 | 2.46 | 3 | 3.89 | 3.24 | 4 | 3.76 | 4.02 | 5.5 | 3.63 | 4.80 | 5.5 | 3.52 | 5.58 | 7.5 | 2 | ||
| 5170 | 4.81 | 1.99 | 3 | 4.60 | 2.86 | 4 | 4.44 | 3.73 | 5.5 | 4.30 | 4.60 | 5.5 | 4.18 | 5.47 | 7.5 | 4.07 | 6.33 | 7.5 | 2 | ||
| ZW-306 | 65A | 1480 | 3.15 | 0.88 | 1.1 | 2.86 | 1.51 | 2.2 | 2.64 | 2.14 | 3 | 2.45 | 2.77 | 4 | 2.28 | 3.40 | 4 | 2.13 | 4.03 | 5.5 | 4 |
| 1760 | 3.89 | 1.1 | 1.5 | 3.59 | 1.85 | 2.2 | 3.37 | 2.60 | 3 | 3.18 | 3.35 | 4 | 3.01 | 4.10 | 5.5 | 2.86 | 4.85 | 5.5 | 4 | ||
| 2050 | 4.64 | 1.37 | 2.2 | 4.35 | 2.25 | 3 | 4.12 | 3.12 | 4 | 3.93 | 4.00 | 5.5 | 3.76 | 4.87 | 5.5 | 3.61 | 5.74 | 7.5 | 4 | ||
| 2320 | 5.35 | 1.59 | 2.2 | 5.05 | 2.58 | 4 | 4.83 | 3.57 | 4 | 4.64 | 4.55 | 5.5 | 4.47 | 5.54 | 7.5 | 4.32 | 6.53 | 7.5 | 2 | ||
| 2670 | 6.26 | 1.94 | 3 | 5.97 | 3.07 | 4 | 5.74 | 4.21 | 5.5 | 5.55 | 5.35 | 7.5 | 5.38 | 6.49 | 7.5 | 5.23 | 7.62 | 11 | 2 | ||
| 3000 | 7.12 | 2.29 | 3 | 6.83 | 3.57 | 5.5 | 6.60 | 4.84 | 5.5 | 6.41 | 6.12 | 7.5 | 6.24 | 7.40 | 11 | 6.09 | 8.68 | 11 | 2 | ||
| 3250 | 7.77 | 2.57 | 4 | 7.48 | 3.95 | 5.5 | 7.25 | 5.34 | 7.5 | 7.06 | 6.72 | 7.5 | 6.89 | 8.11 | 11 | 6.74 | 9.49 | 11 | 2 | ||
| 3600 | 8.68 | 2.98 | 4 | 8.39 | 4.52 | 5.5 | 8.17 | 6.05 | 7.5 | 7.98 | 7.59 | 11 | 7.81 | 9.12 | 11 | 7.65 | 10.65 | 15 | 2 | ||
| ZW-406 | 80A | 1440 | 4.62 | 1.25 | 1.5 | 4.25 | 2.15 | 3 | 3.96 | 3.05 | 4 | 3.72 | 3.95 | 5.5 | 3.50 | 4.85 | 5.5 | 3.31 | 5.75 | 7.5 | 4 |
| 1760 | 5.84 | 1.59 | 2.2 | 5.47 | 2.69 | 4 | 5.18 | 3.79 | 5.5 | 4.94 | 4.89 | 5.5 | 4.73 | 5.99 | 7.5 | 4.54 | 7.09 | 11 | 4 | ||
| 2040 | 6.95 | 1.95 | 3 | 6.58 | 3.23 | 4 | 6.29 | 4.50 | 5.5 | 6.05 | 5.78 | 7.5 | 5.84 | 7.05 | 11 | 5.65 | 8.33 | 11 | 4 | ||
| 2350 | 8.10 | 2.39 | 3 | 7.73 | 3.86 | 5.5 | 7.44 | 5.33 | 7.5 | 7.20 | 6.79 | 11 | 6.99 | 8.26 | 11 | 6.79 | 9.73 | 11 | 2 | ||
| 2630 | 9.17 | 2.81 | 4 | 8.80 | 4.46 | 5.5 | 8.51 | 6.10 | 7.5 | 8.27 | 7.74 | 11 | 8.06 | 9.39 | 11 | 7.86 | 11.03 | 15 | 2 | ||
| 2930 | 10.32 | 3.31 | 4 | 9.95 | 5.14 | 7.5 | 9.66 | 6.97 | 11 | 9.42 | 8.81 | 11 | 9.20 | 10.64 | 15 | 9.01 | 12.47 | 15 | 2 | ||
| 3260 | 11.58 | 3.9 | 5.5 | 11.21 | 5.93 | 7.5 | 10.92 | 7.97 | 11 | 10.68 | 10.01 | 15 | 10.47 | 12.05 | 15 | 10.27 | 14.08 | 18.5 | 2 | ||
| 3600 | 12.88 | 4.55 | 5.5 | 12.51 | 6.80 | 11 | 12.22 | 9.05 | 11 | 11.98 | 11.30 | 15 | 11.77 | 13.55 | 18.5 | 11.57 | 15.80 | 18.5 | 2 | ||
Performance based on inlet air at standard temperature of 20°C, an ambient pressure of 101.325kPa
| Model | Bore | rpm | Inlet Flow Qs (m3/min),Shaft Power La (kW) and Motor Power Po (kW) |
Motor
Pole |
|||||||||||||||||
| 9.8kPa | 19.6kPa | 29.4kPa | 39.2kPa | 49kPa | 58.8kPa | ||||||||||||||||
| Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | ||||
| ZW-508 | 100A | 1200 | 7.71 | 1.78 | 2.2 | 7.29 | 3.25 | 4 | 6.96 | 4.73 | 5.5 | 6.68 | 6.20 | 7.5 | 6.44 | 7.68 | 11 | 6.22 | 9.15 | 11 | 4 |
| 1450 | 9.53 | 2.28 | 3 | 9.10 | 4.06 | 5.5 | 8.78 | 5.85 | 7.5 | 8.50 | 7.63 | 11 | 8.26 | 9.41 | 11 | 8.04 | 11.19 | 15 | 4 | ||
| 1760 | 11.78 | 2.91 | 4 | 11.36 | 5.08 | 7.5 | 11.03 | 7.24 | 11 | 10.76 | 9.40 | 11 | 10.51 | 11.57 | 15 | 10.29 | 13.73 | 18.5 | 4 | ||
| 2030 | 13.75 | 3.65 | 5.5 | 13.32 | 6.14 | 7.5 | 13.00 | 8.64 | 11 | 12.72 | 11.14 | 15 | 12.48 | 13.63 | 18.5 | 12.26 | 16.13 | 18.5 | 4 | ||
| 2330 | 15.93 | 4.6 | 5.5 | 15.51 | 7.47 | 11 | 15.18 | 10.33 | 15 | 14.90 | 13.20 | 15 | 14.66 | 16.06 | 18.5 | 14.44 | 18.92 | 22 | 2 | ||
| 2600 | 17.89 | 5.61 | 7.5 | 17.47 | 8.80 | 11 | 17.14 | 12.00 | 15 | 16.87 | 15.20 | 18.5 | 16.62 | 18.40 | 22 | 16.40 | 21.59 | 30 | 2 | ||
| 2850 | 19.71 | 6.68 | 11 | 19.29 | 10.19 | 15 | 18.96 | 13.69 | 18.5 | 18.69 | 17.20 | 22 | 18.44 | 20.70 | 30 | 18.22 | 24.21 | 30 | 2 | ||
| ZW-610 | 125A | 980 | 12.46 | 2.8 | 4 | 11.74 | 5.13 | 7.5 | 11.19 | 7.45 | 11 | 10.72 | 9.78 | 15 | 10.31 | 12.10 | 15 | 9.94 | 14.43 | 18.5 | 4 |
| 1100 | 14.20 | 3.25 | 4 | 13.48 | 5.86 | 7.5 | 12.93 | 8.47 | 11 | 12.46 | 11.08 | 15 | 12.05 | 13.69 | 18.5 | 11.68 | 16.30 | 22 | 4 | ||
| 1300 | 17.10 | 4.07 | 5.5 | 16.38 | 7.16 | 11 | 15.83 | 10.24 | 15 | 15.36 | 13.33 | 18.5 | 14.95 | 16.41 | 22 | 14.58 | 19.50 | 22 | 4 | ||
| 1460 | 19.42 | 4.81 | 7.5 | 18.70 | 8.27 | 11 | 18.15 | 11.74 | 15 | 17.68 | 15.20 | 18.5 | 17.27 | 18.67 | 22 | 16.89 | 22.13 | 30 | 4 | ||
| 1640 | 22.03 | 5.7 | 7.5 | 21.31 | 9.59 | 15 | 20.75 | 13.48 | 18.5 | 20.29 | 17.38 | 22 | 19.87 | 21.27 | 30 | 19.50 | 25.16 | 30 | 4 | ||
| 1850 | 25.07 | 6.86 | 11 | 24.35 | 11.25 | 15 | 23.80 | 15.64 | 18.5 | 23.33 | 20.03 | 30 | 22.92 | 24.42 | 30 | 22.54 | 28.81 | 37 | 4 | ||
| 2070 | 28.26 | 8.22 | 11 | 27.54 | 13.14 | 18.5 | 26.98 | 18.05 | 22 | 26.52 | 22.96 | 30 | 26.10 | 27.87 | 37 | 25.73 | 32.79 | 45 | 4 | ||
| 2350 | 32.31 | 10.18 | 15 | 31.59 | 15.75 | 22 | 31.04 | 21.33 | 30 | 30.57 | 26.90 | 37 | 30.16 | 32.48 | 45 | 29.79 | 38.05 | 45 | 4 | ||
| ZW-712 | 150A | 980 | 21.18 | 4.64 | 7.5 | 20.20 | 8.49 | 11 | 19.45 | 12.33 | 15 | 18.82 | 16.18 | 22 | 18.26 | 20.02 | 30 | 17.75 | 23.86 | 30 | 4 |
| 1170 | 25.74 | 5.86 | 7.5 | 24.76 | 10.45 | 15 | 24.01 | 15.04 | 18.5 | 23.38 | 19.63 | 30 | 22.82 | 24.22 | 30 | 22.31 | 28.81 | 37 | 4 | ||
| 1340 | 29.82 | 7.06 | 11 | 28.85 | 12.31 | 15 | 28.09 | 17.57 | 22 | 27.46 | 22.83 | 30 | 26.90 | 28.09 | 37 | 26.39 | 33.34 | 45 | 4 | ||
| 1470 | 32.94 | 8.06 | 11 | 31.97 | 13.82 | 18.5 | 31.22 | 19.59 | 30 | 30.58 | 25.36 | 30 | 30.02 | 31.12 | 37 | 29.52 | 36.89 | 45 | 4 | ||
| 1630 | 36.79 | 9.39 | 15 | 35.81 | 15.79 | 22 | 35.06 | 22.18 | 30 | 34.42 | 28.58 | 37 | 33.86 | 34.97 | 45 | 33.36 | 41.37 | 55 | 4 | ||
| 1760 | 39.91 | 10.56 | 15 | 38.93 | 17.47 | 22 | 38.18 | 24.37 | 30 | 37.55 | 31.28 | 37 | 36.99 | 38.18 | 45 | 36.48 | 45.08 | 55 | 4 | ||
| 1890 | 43.03 | 11.82 | 15 | 42.05 | 19.23 | 30 | 41.30 | 26.65 | 37 | 40.67 | 34.06 | 45 | 40.11 | 41.48 | 55 | 39.60 | 48.89 | 75 | 4 | ||
| 2040 | 46.63 | 13.37 | 18.5 | 45.66 | 21.38 | 30 | 44.90 | 29.38 | 37 | 44.27 | 37.38 | 45 | 43.71 | 45.39 | 55 | 43.20 | 53.39 | 75 | 4 | ||
| ZW-816 | 200A | 880 | 28.51 | 7.24 | 11 | 26.95 | 12.6 | 15 | 25.89 | 17.83 | 22 | 24.79 | 23.22 | 30 | 24.03 | 28.72 | 37 | 23.08 | 34.21 | 37 | 4 |
| 1060 | 35.41 | 9.36 | 11 | 33.85 | 15.82 | 18.5 | 32.79 | 22.26 | 30 | 31.69 | 28.79 | 37 | 30.93 | 35.33 | 45 | 29.98 | 41.89 | 55 | 4 | ||
| 1170 | 39.61 | 10.46 | 15 | 38.05 | 17.63 | 22 | 36.99 | 24.79 | 30 | 35.89 | 32.27 | 37 | 35.13 | 39.48 | 45 | 34.18 | 46.76 | 55 | 4 | ||
| 1270 | 43.41 | 12.01 | 15 | 41.85 | 19.79 | 22 | 40.79 | 27.57 | 30 | 39.69 | 35.39 | 45 | 38.93 | 43.44 | 55 | 37.98 | 51.36 | 55 | 4 | ||
| 1375 | 47.51 | 13.02 | 15 | 45.95 | 21.75 | 30 | 44.89 | 30.23 | 37 | 43.79 | 39.74 | 45 | 43.03 | 47.45 | 55 | 42.08 | 56.15 | 75 | 4 | ||
| 1550 | 54.21 | 15.93 | 18.5 | 52.65 | 25.78 | 30 | 51.59 | 35.47 | 45 | 50.49 | 45.28 | 55 | 49.73 | 54.98 | 75 | 48.78 | 64.85 | 75 | 4 | ||
| 1680 | 59.21 | 18.81 | 22 | 57.65 | 29.08 | 37 | 56.59 | 39.9 | 45 | 55.49 | 50.62 | 55 | 54.73 | 61.02 | 75 | 53.78 | 71.59 | 90 | 4 | ||
| 1800 | 63.81 | 21.32 | 30 | 62.25 | 32.36 | 37 | 61.19 | 43.82 | 55 | 60.09 | 55.11 | 75 | 59.33 | 66.21 | 75 | 58.38 | 77.87 | 90 | 4 | ||
Performance based on inlet air at standard temperature of 20°C, an ambient pressure of 101.325kPa
Belt Drive ZW Series Three-lobe Roots Type Blower Vacuum Performance Data
| model | bore | rpm | inlet flow Qs(m³/min). Shaft Power La (Kw) and Motor Power Po (Kw) | motor pole | |||||||||||||||||||||||
| -9.8kPa | -19.6kPa | -24.5kPa | -29.4kPa | -34.3kPa | -39.2kPa | -44.1kPa | -49kPa | ||||||||||||||||||||
| Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | ||||
| ZW-508 | 100A | 1200 | 7.66 | 1.78 | 2.2 | 7.12 | 3.25 | 4 | 6.87 | 3.99 | 5.5 | 6.63 | 4.73 | 5.5 | 6.37 | 5.46 | 7.5 | 6.11 | 6.2 | 7.5 | 5.83 | 6.94 | 11 | 5.53 | 7.68 | 11 | 4 |
| 1450 | 9.47 | 2.28 | 3 | 8.94 | 4.06 | 5.5 | 8.69 | 4.96 | 7.5 | 8.44 | 5.85 | 7.5 | 8.19 | 6.74 | 11 | 7.93 | 7.63 | 11 | 7.65 | 8.52 | 11 | 7.35 | 9.41 | 11 | 4 | ||
| 1760 | 11.73 | 2.91 | 4 | 11.19 | 5.08 | 7.5 | 10.95 | 6.16 | 7.5 | 10.7 | 7.24 | 11 | 10.45 | 8.32 | 11 | 10.18 | 9.4 | 11 | 9.91 | 10.48 | 15 | 9.61 | 11.57 | 15 | 4 | ||
| 2030 | 13.69 | 3.65 | 5.5 | 13.16 | 6.14 | 7.5 | 12.91 | 7.39 | 11 | 12.66 | 8.64 | 11 | 12.41 | 9.89 | 15 | 12.15 | 11.14 | 15 | 11.87 | 12.38 | 15 | 11.57 | 13.63 | 18.5 | 4 | ||
| 2330 | 15.88 | 4.6 | 5.5 | 15.34 | 7.47 | 11 | 15.09 | 8.9 | 11 | 14.85 | 10.33 | 15 | 14.59 | 11.76 | 15 | 14.33 | 13.2 | 15 | 14.05 | 14.63 | 18.5 | 13.75 | 16.06 | 18.5 | 2 | ||
| 2600 | 17.84 | 5.61 | 7.5 | 17.3 | 8.8 | 11 | 17.06 | 10.4 | 15 | 16.81 | 12 | 15 | 16.56 | 13.6 | 18.5 | 16.3 | 15.2 | 18.5 | 16.02 | 16.8 | 22 | 15.72 | 18.4 | 22 | 2 | ||
| 2850 | 19.66 | 6.68 | 11 | 19.12 | 10.19 | 15 | 18.88 | 11.94 | 15 | 18.63 | 13.69 | 18.5 | 18.38 | 15.45 | 18.5 | 18.11 | 17.2 | 22 | 17.84 | 18.95 | 22 | 17.54 | 20.7 | 30 | 2 | ||
| ZW-610 | 125A | 980 | 12.37 | 2.8 | 4 | 11.47 | 5.13 | 7.5 | 11.05 | 6.29 | 7.5 | 10.63 | 7.45 | 11 | 10.2 | 8.62 | 11 | 9.76 | 9.78 | 15 | 9.29 | 10.94 | 15 | 8.78 | 12.1 | 15 | 4 |
| 1100 | 14.11 | 3.25 | 4 | 13.2 | 5.86 | 7.5 | 12.78 | 7.17 | 11 | 12.37 | 8.47 | 11 | 11.94 | 9.78 | 15 | 11.49 | 11.08 | 15 | 11.02 | 12.39 | 15 | 10.52 | 13.69 | 18.5 | 4 | ||
| 1300 | 17.01 | 4.07 | 5.5 | 16.1 | 7.16 | 11 | 15.68 | 8.7 | 11 | 15.26 | 10.24 | 15 | 14.84 | 11.76 | 15 | 14.39 | 13.33 | 18.5 | 13.92 | 14.87 | 18.5 | 13.41 | 16.41 | 22 | 4 | ||
| 1460 | 19.33 | 4.81 | 7.5 | 18.42 | 8.27 | 11 | 18 | 10 | 15 | 17.28 | 11.74 | 15 | 17.15 | 13.47 | 18.5 | 16.71 | 15.2 | 18.5 | 16.24 | 16.93 | 22 | 15.73 | 18.67 | 22 | 4 | ||
| 1640 | 21.94 | 5.7 | 7.5 | 21.03 | 9.59 | 15 | 20.61 | 11.54 | 15 | 20.19 | 13.48 | 18.5 | 19.76 | 15.43 | 18.5 | 19.21 | 17.38 | 22 | 18.85 | 19.32 | 22 | 18.34 | 21.27 | 30 | 4 | ||
| 1850 | 24.98 | 6.86 | 11 | 24.07 | 11.25 | 15 | 23.65 | 13.44 | 18.5 | 23.23 | 15.64 | 18.5 | 22.8 | 17.83 | 22 | 22.36 | 20.03 | 30 | 21.86 | 22.22 | 30 | 21.38 | 24.42 | 30 | 4 | ||
| 2070 | 28.17 | 8.22 | 11 | 27.26 | 13.14 | 18.5 | 26.84 | 15.59 | 18.5 | 26.42 | 18.05 | 22 | 25.99 | 20.5 | 30 | 25.55 | 22.96 | 30 | 25.08 | 25.42 | 30 | 24.57 | 27.87 | 37 | 4 | ||
| 2350 | 32.22 | 10.18 | 15 | 31.31 | 15.75 | 18.5 | 30.89 | 18.54 | 22 | 30.48 | 21.33 | 30 | 30.05 | 24.12 | 30 | 29.6 | 26.9 | 37 | 29.13 | 29.69 | 37 | 28.63 | 32.48 | 45 | 4 | ||
| ZW-712 | 150A | 980 | 21.06 | 4.64 | 7.5 | 19.82 | 8.49 | 11 | 19.25 | 10.41 | 15 | 18.68 | 12.33 | 15 | 18.1 | 14.25 | 18.5 | 17.5 | 16.18 | 22 | 16.86 | 18.1 | 22 | 16.18 | 20.02 | 30 | 4 |
| 1170 | 25.62 | 5.86 | 7.5 | 24.38 | 10.45 | 15 | 23.81 | 12.75 | 15 | 23.25 | 15.04 | 18.5 | 22.67 | 17.34 | 22 | 22.06 | 19.63 | 30 | 21.43 | 21.93 | 30 | 20.74 | 24.22 | 30 | 4 | ||
| 1340 | 29.7 | 7.06 | 11 | 28.47 | 12.31 | 15 | 27.9 | 14.94 | 18.5 | 27.33 | 17.57 | 22 | 26.75 | 20.2 | 30 | 26.15 | 22.83 | 30 | 25.51 | 25.46 | 30 | 24.82 | 28.09 | 37 | 4 | ||
| 1470 | 32.82 | 8.06 | 11 | 31.59 | 13.82 | 18.5 | 31.02 | 16.71 | 22 | 30.45 | 19.59 | 30 | 29.87 | 22.47 | 30 | 29.27 | 25.36 | 30 | 28.63 | 28.24 | 37 | 27.94 | 31.12 | 37 | 4 | ||
| 1630 | 36.66 | 9.39 | 15 | 35.43 | 15.79 | 22 | 34.83 | 18.99 | 22 | 34.29 | 22.18 | 30 | 33.71 | 25.38 | 30 | 33.11 | 28.58 | 37 | 32.47 | 31.77 | 37 | 31.78 | 34.97 | 45 | 4 | ||
| 1760 | 39.79 | 10.56 | 15 | 38.55 | 17.47 | 22 | 37.98 | 20.92 | 30 | 37.41 | 21.37 | 37 | 36.83 | 27.82 | 37 | 36.23 | .31.28 | 37 | 35.59 | 34.7. | 45 | 34.91 | 38.18 | 45 | 4 | ||
| 1890 | 42.91 | 11.82 | 15 | 41.67 | 19.23 | 30 | 41.1 | 22.95 | 30 | 40.54 | 26.65 | 37 | 39.96 | 30.35 | 37 | 39.35 | 34.06 | 45 | 38.72 | 37.77 | 45 | 38.03 | 41.48 | 55 | 4 | ||
| 2040 | 46.51 | 13.37 | 18.5 | 45.28 | 21.38 | 30 | 44.71 | 25.38 | 30 | 44.14 | 29.38 | 37 | 43.56 | 33.38 | 45 | 42.96 | 37.38 | 45 | 42.32 | 42.39 | 55 | 41.63 | 45.39 | 55 | 4 | ||
| ZW-816 | 200A | 880 | 28.23 | 7.24 | 11 | 26.18 | 12.6 | 15 | 25.51 | 15.75 | 18.5 | 24.54 | 17.83 | 22 | 23.74 | 20.8 | 30 | 22.63 | 23.22 | 30 | 21.46 | 26.12 | 30 | 4 | |||
| 1060 | 36.13 | 9.36 | 11 | 33.08 | 15.82 | 18.5 | 32.41 | 19.78 | 22 | 31.44 | 22.26 | 30 | 30.64 | 25.97 | 30 | 29.53 | 28.79 | 37 | 28.36 | 32.39 | 37 | 4 | |||||
| 1170 | 39.33 | 10.46 | 15 | 37.28 | 17.63 | 22 | 36.61 | 22.04 | 30 | 35.64 | 24.79 | 30 | 34.84 | 28.92 | 37 | 33.73 | 32.27 | 37 | 32.56 | 36.3 | 45 | 30.93 | 39.48 | 45 | 4 | ||
| 1270 | 43.3 | 12.01 | 15 | 41.08 | 19.79 | 22 | 40.41 | 24.74 | 30 | 39.44 | 27.57 | 30 | 38.64 | 32.17 | 37 | 37.53 | 35.39 | 45 | 36.36 | 39.81 | 45 | 34.73 | 43.44 | 55 | 4 | ||
| 1375 | 47.23 | 13.02 | 15 | 45.18 | 21.75 | 30 | 44.51 | 27.19 | 30 | 43.54 | 30.23 | 37 | 42.74 | 35.27 | 45 | 41.63 | 39.74 | 45 | 40.46 | 44.71 | 55 | 38.83 | 47.45 | 55 | 4 | ||
| 1550 | 53.93 | 15.93 | 18.5 | 51.88 | 25.78 | 30 | 51.21 | 32.23 | 37 | 50.24 | 35.47 | 45 | 49.44 | 41.38 | 55 | 48.33 | 45.28 | 55 | 47.16 | 50.94 | 55 | 45.53 | 54.98 | 75 | 4 | ||
| 1680 | 58.93 | 18.81 | 22 | 56.88 | 29.08 | 37 | 56.21 | 36.35 | 45 | 55.24 | 39.9 | 45 | 54.44 | 46.55 | 55 | 53.33 | 50.62 | 55 | 52.16 | 56.95 | 75 | 50.53 | 61.02 | 75 | 4 | ||
| 1800 | 63.53 | 21.32 | 30 | 61.48 | 32.36 | 37 | 60.81 | 40.45 | 45 | 59.84 | 43.82 | 55 | 59.04 | 51.12 | 55 | 57.93 | 55.11 | 75 | 56.76 | 62 | 75 | 55.13 | 66.21 | 75 | 4 | ||
Performance based on inlet air at standard temperature of 20°C, an ambient pressure of 101.325kPa
Direct Drive ZW Series Three-lobe Roots Type Blower Pressure Performance Data
| model | bore | rpm | inlet flow Qs(m³/min). Shaft Power La (Kw) and Motor Power Po (Kw) | motor pole | ||||||||||||||||||||
| 9.8kPa | 19.6kPa | 29.4kPa | 39.2kPa | 49kPa | 58.8kPa | 68.6kPa | ||||||||||||||||||
| Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | ||||
| ZW-306 | 65A | 1400 | 2.94 | 0.82 | 1.1 | 2.65 | 1.41 | 2.2 | 2.43 | 2 | 3 | 2.24 | 2.6 | 4 | 2.07 | 3.2 | 4 | 1.92 | 3.79 | 5.5 | 1.77 | 4.38 | 5.5 | 4 |
| 2900 | 6.86 | 2.18 | 3 | 6.57 | 3.42 | 5.5 | 6.34 | 4.64 | 5.5 | 6.15 | 5.88 | 7.5 | 5.98 | 7.12 | 11 | 5.83 | 8.36 | 11 | 5.68 | 9.61 | 11 | 2 | ||
| ZW-406 | 80A | 1440 | 4.62 | 1.25 | 1.5 | 4.25 | 2.15 | 3 | 3.96 | 3.05 | 4 | 3.72 | 3.95 | 5.5 | 3.5 | 4.85 | 5.5 | 3.31 | 5.75 | 7.5 | 3.12 | 6.65 | 7.5 | 4 |
| 2900 | 10.21 | 3.26 | 4 | 9.84 | 5.07 | 7.5 | 9.55 | 6.88 | 11 | 9.31 | 8.7 | 11 | 9.1 | 10.51 | 15 | 8.91 | 12.32 | 15 | 8.71 | 14.15 | 18.5 | 2 | ||
| ZW-508 | 100A | 1440 | 9.53 | 2.28 | 3 | 9.1 | 4.06 | 5.5 | 8.78 | 5.85 | 7.5 | 8.5 | 7.63 | 11 | 8.26 | 9.41 | 11 | 8.04 | 11.19 | 15 | 7.8 | 12.97 | 15 | 4 |
| ZW-610 | 125A | 1460 | 19.42 | 4.81 | 7.5 | 18.7 | 8.27 | 11 | 18.15 | 11.74 | 15 | 17.68 | 15.2 | 18.5 | 17.27 | 18.67 | 22 | 16.89 | 22.13 | 30 | 16.51 | 25.59 | 30 | 4 |
| ZW-712 | 150A | 980 | 21.18 | 4.64 | 7.5 | 20.2 | 8.49 | 11 | 19.45 | 12.33 | 15 | 18.82 | 16.18 | 22 | 18.26 | 20.02 | 30 | 17.75 | 23.83 | 30 | 17.24 | 27.7 | 30 | 6 |
| 1470 | 32.94 | 8.06 | 11 | 31.97 | 13.82 | 18.5 | 31.22 | 19.59 | 30 | 30.58 | 25.36 | 30 | 30.02 | 31.12 | 37 | 29.52 | 36.89 | 45 | 29.02 | 42.66 | 55 | 4 | ||
| ZW-816 | 200A | 980 | 32.35 | 8.65 | 11 | 30.79 | 14.63 | 18.5 | 29.73 | 20.58 | 30 | 28.63 | 26.62 | 30 | 27.87 | 32.66 | 37 | 26.92 | 38.73 | 45 | 29.04 | 45.18 | 55 | 6 |
| 1470 | 51.17 | 15.11 | 18.5 | 49.61 | 24.45 | 30 | 48.55 | 33.64 | 37 | 47.46 | 42.94 | 55 | 46.69 | 52.14 | 75 | 45.74 | 61.5 | 75 | 44.86 | 71.75 | 90 | 4 | ||
Direct Drive ZW Series Three-lobe Roots Type Blower Vacuum Performance Data
| model | bore | rpm | inlet flow Qs(m³/min). Shaft Power La (Kw) and Motor Power Po (Kw) | motor pole | |||||||||||||||||||||||
| -9.8kPa | -19.6kPa | -24.5kPa | -29.4kPa | -34.3kPa | -39.2kPa | -44.1kPa | -49kPa | ||||||||||||||||||||
| Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | Qs | La | Po | ||||
| ZW-306 | 65A | 1400 | 2.91 | 0.83 | 1.1 | 2.54 | 1.43 | 2.2 | 2.37 | 1.73 | 2.2 | 2.2 | 2.02 | 3 | 2.02 | 2.33 | 3 | 1.84 | 2.62 | 4 | 4 | ||||||
| 2900 | 6.85 | 2.21 | 3 | 6.45 | 3.45 | 5.5 | 6.28 | 4.06 | 5.5 | 6.11 | 4.68 | 5.5 | 5.94 | 5.3 | 7.5 | 5.76 | 5.92 | 7.5 | 5.56 | 6.53 | 11 | 5.36 | 7.15 | 11 | 2 | ||
| ZW-406 | 80A | 1440 | 4.57 | 1.25 | 1.5 | 4.1 | 2.15 | 3 | 3.88 | 2.6 | 3 | 3.67 | 3.05 | 4 | 3.45 | 3.5 | 4 | 3.22 | 3.95 | 5.5 | 2.97 | 4.4 | 5.5 | 4 | |||
| 2900 | 10.16 | 3.28 | 4 | 9.69 | 5.09 | 7.5 | 9.46 | 5.99 | 7.5 | 7.26 | 6.9 | 11 | 9.04 | 7.81 | 11 | 8.81 | 8.72 | 11 | 8.86 | 9.62 | 11 | 8.3 | 10.53 | 15 | 2 | ||
| ZW-508 | 100A | 1440 | 9.4 | 2.26 | 3 | 8.87 | 4.03 | 5.5 | 8.62 | 4.93 | 7.5 | 8.37 | 5.81 | 7.5 | 8.12 | 6.69 | 11 | 7.86 | 7.58 | 11 | 7.58 | 8.46 | 11 | 7.28 | 9.34 | 11 | 4 |
| ZW-610 | 125A | 1460 | 19.33 | 4.81 | 7.5 | 18.42 | 8.27 | 11 | 18 | 10 | 15 | 17.58 | 11.74 | 15 | 17.15 | 13.47 | 18.5 | 16.71 | 15.2 | 18.5 | 16.24 | 16.63 | 2 | 15.73 | 18.67 | 22 | 4 |
| ZW-712 | 150A | 980 | 21.06 | 4.64 | 7.5 | 18.42 | 8.27 | 11 | 18 | 10 | 15 | 17.58 | 11.74 | 15 | 17.15 | 13.47 | 18.5 | 16.71 | 15.2 | 18.5 | 16.24 | 16.93 | 22 | 15.73 | 18.67 | 22 | 4 |
| 1470 | 32.82 | 8.06 | 11 | 31.59 | 13.82 | 18.5 | 31.02 | 16.71 | 22 | 30.45 | 19.59 | 30 | 29.87 | 22.47 | 30 | 29.27 | 25.36 | 30 | 28.63 | 28.24 | 37 | 27.94 | 31.12 | 37 | 4 | ||
| ZW-816 | 200A | 980 | 32.07 | 8.65 | 11 | 30.02 | 14.63 | 18.5 | 29.35 | 17.15 | 22 | 28.29 | 20.58 | 30 | 28.57 | 23.29 | 30 | 26.47 | 26.62 | 30 | 25.3 | 29.4 | 37 | 6 | |||
| 1740 | 50.89 | 15.11 | 18.5 | 48.84 | 24.45 | 30 | 48.17 | 28.03 | 37 | 47.11 | 33.64 | 37 | 46.4 | 37.58 | 45 | 45.29 | 42.94 | 55 | 44.12 | 46.93 | 55 | 42.49 | 52.14 | 75 | 4 | ||
Performance based on inlet air at standard temperature of 20°C, an ambient pressure of 101.325kPa
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