Production Introduction
Basic Info.
products name:roots blower for sewage treatment
Brand:RH
Place of origin:Nantong China
Usage:water treatment industry for aeration
Features: rugged structure and high flow capacity
Pressure rise:up to 58kpa
Cooling :natural air coolilng
color: blue or silver, the color can be customized by customer
Noise: less than 80dB,1m from acoustic enclosure
Flow capacity:-23m3/min
Weight:155kg
Motor:1.5kw-4kw
Connection: V-belt or coupling


The picture above is our model RH06514 and model RH08023,our blower are three type lobed which features low noise and stable operation comparing to bi-lobe roots blower.
Blower and motor are installed on a common plate, the blower are driven through V-belt. The blower speed can be adjusted by pulley.
Mostly the blower speed range from 1100-1800 rpm. The blower pressure can reach up to 58kpa
Roots blower are grease-oil type lubrication, we suggest to change oil or grease every 1000 running hours.
The roots blower are exquisite equipment, which requires the working environment be clean,if working environment are dusty, we suggest to change the inlet filter when blocked
Working parameter
| Model | Speed(n) | △P | flow(Q) | Air flow(Q) | shaft Power | Motor | Weight | ||
| r/min | kPa | mmH2O | m3/min | CFM | kW | Model | kW | kg | |
| RH06514 | 1250 | 9.8 | 1000 | 2.16 | 76.12 | 0.57 | Y2-80M2-4 | 0.75 | 110 |
| 19.6 | 2000 | 1.98 | 70.03 | 0.95 | Y2-90S-4 | 1.1 | 112 | ||
| 29.4 | 3000 | 1.81 | 63.94 | 1.35 | Y2-90L-4 | 1.5 | 120 | ||
| 39.2 | 4000 | 1.73 | 60.89 | 1.74 | Y2-100L1-4 | 2.2 | 128 | ||
| 49 | 5000 | 1.55 | 54.80 | 2.15 | Y2-100L2-4 | 3 | 133 | ||
| 58.8 | 6000 | 1.38 | 48.71 | 2.55 | Y2-100L2-4 | 3 | 133 | ||
| 1450 | 9.8 | 1000 | 2.50 | 88.29 | 0.67 | Y2-90S-4 | 1.1 | 112 | |
| 19.6 | 2000 | 2.33 | 82.20 | 1.14 | Y2-90L-4 | 1.5 | 120 | ||
| 29.4 | 3000 | 2.16 | 76.12 | 1.59 | Y2-100L1-4 | 2.2 | 128 | ||
| 39.2 | 4000 | 2.07 | 73.07 | 2.04 | Y2-100L2-4 | 3 | 133 | ||
| 49 | 5000 | 1.90 | 66.98 | 2.52 | Y2-100L2-4 | 3 | 133 | ||
| 58.8 | 6000 | 1.73 | 60.89 | 2.98 | Y2-112M-4 | 4 | 137 | ||
| 1650 | 9.8 | 1000 | 2.85 | 100.47 | 0.81 | Y2-90S-4 | 1.1 | 112 | |
| 19.6 | 2000 | 2.67 | 94.38 | 1.31 | Y2-90L-4 | 1.5 | 120 | ||
| 29.4 | 3000 | 2.50 | 88.29 | 1.80 | Y2-100L1-4 | 2.2 | 128 | ||
| 39.2 | 4000 | 2.42 | 85.25 | 2.30 | Y2-100L2-4 | 3 | 133 | ||
| 49 | 5000 | 2.24 | 79.16 | 2.79 | Y2-112M-4 | 4 | 137 | ||
| 58.8 | 6000 | 2.07 | 73.07 | 3.31 | Y2-112M-4 | 4 | 137 | ||
| 1850 | 9.8 | 1000 | 3.19 | 112.65 | 0.95 | Y2-90S-4 | 1.1 | 112 | |
| 19.6 | 2000 | 3.02 | 106.56 | 1.50 | Y2-100L1-4 | 2.2 | 128 | ||
| 29.4 | 3000 | 2.85 | 100.47 | 2.03 | Y2-100L2-4 | 3 | 133 | ||
| 39.2 | 4000 | 2.67 | 94.38 | 2.57 | Y2-100L2-4 | 3 | 133 | ||
| 49 | 5000 | 2.59 | 91.34 | 3.11 | Y2-112M-4 | 4 | 137 | ||
| 58.8 | 6000 | 2.42 | 85.25 | 3.65 | Y2-112M-4 | 4 | 137 | ||
| 2050 | 9.8 | 1000 | 3.54 | 124.83 | 1.09 | Y2-90L-4 | 1.5 | 120 | |
| 19.6 | 2000 | 3.36 | 118.74 | 1.68 | Y2-100L1-4 | 2.2 | 128 | ||
| 29.4 | 3000 | 3.19 | 112.65 | 2.26 | Y2-100L2-4 | 3 | 133 | ||
| 39.2 | 4000 | 3.11 | 109.61 | 2.85 | Y2-100L2-4 | 4 | 137 | ||
| 49 | 5000 | 2.93 | 103.52 | 3.43 | Y2-100L2-4 | 4 | 137 | ||
| 58.8 | 6000 | 2.76 | 97.43 | 4.01 | Y2-132S-4 | 5.5 | 155 | ||
| 2950 | 9.8 | 1000 | 5.43 | 191.68 | 1.53 | Y2-90L-2 | 2.2 | 128 | |
| 19.6 | 2000 | 5.11 | 180.38 | 2.45 | Y2-100L-2 | 3 | 133 | ||
| 29.4 | 3000 | 4.89 | 172.62 | 3.43 | Y2-112M-2 | 4 | 137 | ||
| 39.2 | 4000 | 4.70 | 165.91 | 4.46 | Y2-132S1-2 | 5.5 | 155 | ||
| 49 | 5000 | 4.53 | 159.91 | 5.52 | Y2-132S2-2 | 7.5 | 170 | ||
| 58.8 | 6000 | 4.36 | 153.91 | 6.59 | Y2-132S2-2 | 7.5 | 170 | ||
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