86-513-68903288
Zhongnan Edifice, No.36 Building, Nantong, Jiangsu Province, China.
+8613906298796
+8613921611100
After years of unremitting efforts, we have formed a complete set of pre-sale, sales and after-sales service system, and become the leader in the roots blower for 302, vacuum pump site:harborfreight.com, 350 roots blower industry. 'Change for the better!' is our slogan, which means 'A better world is before us, so let's enjoy it!' Change for the better! We always adhere to the tenet of 'excellent equipment, exquisite technology, perfect products and service', and meet the needs of users with strict management and diversified series of products.
Standard Design & Constructional Features
Horizontal and vertical configurations available
Easy rotor timing setting
No vanes, valves or rings to wear
Large inlet and outlet connections for minimum loss
Improved volumetric efficiency and reduced operating temp.
Alloy steel toughened shafts ground to close tolerances
The RH three leaves roots blower produced by our company, based on the original successful model, adopted advanced design technology, independentiy develop the CONCH rotor profile, maintain the smooth engagement ofthe fan in the working process (The rotor meshing instability is less than 0.01mm), and realize the balance of the volume efficiency of roots blower noise.
Performance Advantages:
(Low noise) The rotor adopts CNC numerical control machining technology, with high accuracy, stable meshing and low noise. (Micro vibration) The rotor dynamic balance grade G2.5, high speed and smooth, small vibration
(Stability) The spindle has no step design and high strength.
(High pressure resistance) The optimized structure design, the whole machine can withstand pressure upto 1MPa.
(No leakage) combination of multiple sealing technology, no leakage, safety and environmental protection.
(Adaptation working condition) Integrated design of forced aircooling, water-cooling and open type wallboard, to cope with complex operating conditions.
(Energy saving and environmental protection) Smooth operation, high compression efficiency, low energy consumption
About RH blower
RH Roots Blower is exquisitely designed and fabricated according to the national and industry standards by our extensive experienced technicians . we are one of the industrial benchmark drafters in roots blower industry.
Place of origin:China
Port:Shanghai
Diameter: DN250
Flow Capacity:45-65m3/min
Pressure:up to 78kpa
Noise:less than 82dB(A)
cooling type: water cooling or air cooling
motor:55kw-90kw IP54 380V/415V 50HZ
Accessories: inlet silencer, outlet silencer, check valve, flexible joint,pressure gauge
connection: direct coupling or V-belt driven
| Model | Speed(n) | △P | flow(Q) | shaft power | motor | weight | ||
| r/min | kPa | mmH2O | m3/min | kW | model | kW | kg | |
| RH25054 | 980 | 9.8 | 1000 | 43.6 | 11.9 | Y2-180L-6 | 15 | 1495 |
| 19.6 | 2000 | 42.1 | 18.2 | Y2-200L2-6 | 22 | 1550 | ||
| 29.4 | 3000 | 40.9 | 24.6 | Y2-225M-6 | 30 | 1592 | ||
| 39.2 | 4000 | 40.0 | 31.4 | Y2-250M-6 | 37 | 1708 | ||
| 49 | 5000 | 39.0 | 38.2 | Y2-280S-6 | 45 | 1848 | ||
| 58.8 | 6000 | 38.1 | 46.6 | Y2-280M-6 | 55 | 1906 | ||
| 68.6 | 7000 | 37.2 | 55.0 | Y2-315S-6 | 75 | 2167 | ||
| 78.4 | 8000 | 35.9 | 62.7 | Y2-315S-6 | 75 | 2167 | ||
| 88.2 | 9000 | 34.4 | 70.3 | Y2-315M-6 | 90 | 2267 | ||
| 98 | 10000 | 32.6 | 78.8 | Y2-315M-6 | 90 | 2267 | ||
| 1100 | 9.8 | 1000 | 49.7 | 13.5 | Y2-160L-4 | 15 | 1445 | |
| 19.6 | 2000 | 48.2 | 20.8 | Y2-200L-4 | 30 | 1570 | ||
| 29.4 | 3000 | 46.9 | 28.7 | Y2-225S-4 | 37 | 1584 | ||
| 39.2 | 4000 | 46.0 | 36.5 | Y2-225M-4 | 45 | 1620 | ||
| 49 | 5000 | 45.1 | 44.4 | Y2-250M-4 | 55 | 1727 | ||
| 58.8 | 6000 | 44.2 | 52.4 | Y2-280S-4 | 75 | 1810 | ||
| 68.6 | 7000 | 43.3 | 60.5 | Y2-280S-4 | 75 | 1810 | ||
| 1200 | 9.8 | 1000 | 54.8 | 15.1 | Y2-180M-4 | 18.5 | 1480 | |
| 19.6 | 2000 | 53.3 | 23.4 | Y2-200L-4 | 30 | 1570 | ||
| 29.4 | 3000 | 52.1 | 32.1 | Y2-225S-4 | 37 | 1584 | ||
| 39.2 | 4000 | 51.2 | 41.0 | Y2-225M-4 | 45 | 1620 | ||
| 49 | 5000 | 50.3 | 49.9 | Y2-250M-4 | 55 | 1727 | ||
| 58.8 | 6000 | 49.4 | 58.9 | Y2-280S-4 | 75 | 1810 | ||
| 68.6 | 7000 | 48.5 | 68.0 | Y2-280S-4 | 75 | 1810 | ||
| 1310 | 9.8 | 1000 | 59.8 | 16.0 | Y2-180M-4 | 18.5 | 1480 | |
| 19.6 | 2000 | 58.4 | 25.6 | Y2-200L-4 | 30 | 1570 | ||
| 29.4 | 3000 | 57.1 | 35.3 | Y2-225M-4 | 45 | 1620 | ||
| 39.2 | 4000 | 56.2 | 44.9 | Y2-250M-4 | 55 | 1727 | ||
| 49 | 5000 | 55.3 | 55.0 | Y2-280S-4 | 75 | 1810 | ||
| 58.8 | 6000 | 54.4 | 65.3 | Y2-280S-4 | 75 | 1810 | ||
| 68.6 | 7000 | 53.5 | 75.7 | Y2-280M-4 | 90 | 1900 | ||
| 1450 | 9.8 | 1000 | 68.6 | 17.7 | Y2-180L-4 | 22 | 1500 | |
| 19.6 | 2000 | 67.2 | 29.4 | Y2-225S-4 | 37 | 1584 | ||
| 29.4 | 3000 | 65.8 | 40.3 | Y2-225M-4 | 45 | 1620 | ||
| 39.2 | 4000 | 65.0 | 52.2 | Y2-280S-4 | 75 | 1860 | ||
| 49 | 5000 | 64.0 | 63.6 | Y2-280S-4 | 75 | 1860 | ||
| 58.8 | 6000 | 63.2 | 75.4 | Y2-280M-4 | 90 | 1950 | ||
| 68.6 | 7000 | 62.4 | 87.3 | Y2-315S-4 | 110 | 2280 | ||
| 78.4 | 8000 | 60.9 | 99.3 | Y2-315S-4 | 110 | 2280 | ||
We have been focusing on the production of Roots Vacuum Pump Rotary Portable Industrial Mini Vane Scroll Reciprocating Diaphragm Centrifugal Positive Displacement Best Suppliers DC AC Vacuum Pump and pursuing the brand strategy. Our products are sold all over the world, the reliable quality assurance and enthusiastic after-sales service have enabled us to occupy the market. Our company advocates the concept of zero defect in quality and zero distance in service. It is our lofty ideal to inherit industrial civilization and create a precedent for modern advanced manufacturing.
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