Small Dual Stage Electric Rotary Vane Vacuum Pump

We aim at the achievement of a richer mind and body and the living for roots vs screw blower, diaphragm vacuum pump, roots blower png. We always hold the tenet of quality first and customer first. We will accelerate the transformation of new energy, new materials and achievements. Our production have been exported to more than 30 countries and regions as first hand source with lowest price. Our company′s corporate culture is based on the principle of respect for customers, mutual benefit and win-win, innovative services, and work with you to create a better tomorrow!

Products name: DN125 (5 inch) roots blower 
Brand:RH
Model:RH12542
Place of orign:Nantong China
Drive :direct coupling / V-belt transmission
color: blue or silver
Motor brand: Jianghuai , Wannan,Teco  
Power:22kw /18.5kw/37kw
Motor protection class: IP55, Variable frequency motor available
Weight:750kg approx.
Flow capacity:15-25m3/min
Pressure:9.8-98kpa
Rotation speed:1200rp-2050rpm
Rated Voltage:380V,50HZ,3P;440V/60HZ/3P
lubrication: oil, grease
Noise: less than 81dB(A) 1 meter distance from roots blower 
cooling water connection size:DN15,G1/2 male thread for inlet pipe, female thread for outlet pipe

Q:What is the advantage of water cooling roots blower?
A:water cooling roots blower are advanced designed for tackling harsh working conditions such as high pressure which may higher than 68kpa, thus we suggest using water cooling type roots blower. The cooling water give the blower better cooling effect to reduce blower temprature. Thus the blower can oprerate for long time at a higher pressure case.

Where is the most common cooling water blower Application?

A: Water cooling roots blower are widely used in sewage treatment plant, wastewater treatment plant
for water aeration or v-type filter backwash.The water type is suitable when resistance is higher than 68.6kpa.
water cooling can reduce the blower body temperature and have a better performance. 

Q:What is the precautions when operation the cooling water roots blower?

A:The water inlet is located at middle level and outlet is at the top. The drain is at the bottom of the blower which should be closed when operation. When the room temperature is below 0 degree or below this frozen temperature, the cooling water should be drained in case frozen

We have been committed to product technology and manufacturing innovation and research and development, and strive to provide customers with more optimized and economical Small Dual Stage Electric Rotary Vane Vacuum Pump. Since the establishment of our company, we have always adhered to the philosophy that quality is the life of the enterprise, and our tenet is to keep promises, pursue quality, and serve customers first. We have the courage to seize the opportunity to meet the challenge of rapid economic development in the new era.

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