An oilfree air compressor does not use any lubrication in the compression chamber. Class 0 certificate is approved for oil free air compressors. Rotary screw air compressor industrial grade rotary screw. Rotary screw compressors operating instructions emax designs and manufactures products for safe operation. Openframe duplex rotary screw compressors are the ultimate in electrical efficiency. Exceptional design and rotary screw expertise come together in sullair oilfree compressors for the maximum energy efficiency and operating consistency, sullair air compressors with vsd the sullair compressors with vsd provide. Rotary screw compressor maintenance guide last updated on. Rotary screw air compressors are also available in two primary applications. A rotaryscrew compressor is a type of gas compressor, such as an air compressor, that uses a rotarytype positivedisplacement mechanism. Oilfree air compressors ingersoll rand offers a wide portfolio of oilfree products that will adapt to your industry and application. Rotary screw air compressors a rotary screw air compressor is a positive displacement compression system that includes a pair of matching helical screws. Check pressed air for most up to date manual and compressor service and technical information owners manual 75100 hp electric rotary screw compressors simplicity. All safety precautions are included to provide a guideline for minimizing the possibility of accidents and property damage while equipment is in operation. Oilfree rotaryscrew air compressors 37300 kw 50400 hp 2.
Elgi oilfree rotary screw air compressors kobelco oilfree rotary screw air compressors iac is the regions leading provider of equipment, service, piping, and energy management systems for ohio, kentucky, indiana and florida. When it comes to clean, oilfree compressed air for your critical processes, you cant afford to compromise. The rotary screw compressor is available in an oilinjected and oilfree versions. Ideal for industries where highquality oilfree air is key, the zr offers the highest reliability and safety in. How oilfree rotary screw air compressors work the workshop. Next generation rseries oilflooded, rotary screw air compressor. All of boges screw compressors offer maximum reliability, highly efficient operation and extremely easy maintenance. You are now on the rotary screw compressor page, but theres also the reciprocating piston compressor page and the portable diesel compressor page. Ideal for industries where highquality oil free air is key, the zr offers the highest reliability and safety in. In these troubleshooting basics series i explain the most common problems and their solutions.
Available in a variety of horsepower, tank, and electrical voltage from 10500 cfm. Ideal for industries where highquality oil free air is key, the zr offers the highest reliability and. This manual supports all ingersoll rand rotary compressors and therefore may contain information that is not applicable to your product. Rotary screw compressor troubleshooting compressed air. Atlas copco, a pioneer in oilfree air screw technology, is known for its range of compressors designed especially for applications that require oilfree air. From the industry that requires large volumes of flow, to the industries with a fluctuating demand that requires the use of the nirvana oilfree vsd compressor, ingersoll rand will assess and propose the best. At the same time, oil is injected into the compressing cavity to cool and lubricate the screw assembly. Aug 17, 2011 rseries 90160 kw125200 hp rotary screw air compressors offer the very best of timeproven designs and technologies with new, advanced features that ensure the highest levels of reliability. For industries with stringent air quality requirements like chemical, pharmaceutical, or food and beverage, kaeser offers a complete line of twostage oil free rotary screw air compressors. With hitachi, reliability comes standard, making downtime a distant memory. We are proud to offer a low price guarantee and offer free shipping on most orders. The basic principle is the same the rotors push the air to one side, but they are quite different machine.
If the need for a service call does arise, however, air filters and inlet air filters are easily accessible simply by removing the large enclosure panels. Ingersoll rand r37 product information pdf download. As a rotary screw compressor has a closed loop oiling system, the installation must include an oil filter. Atlas copco is renowned for designing and manufacturing some of the most durable oilfree screw compressors.
Rotary screw compressors your online air compressor store. There are, however, different oilfree air compressor technologies that work in different ways. Oil free external gears synchronize the position of the counterrotating screw elements, and, because the rotors do not come in contact and create friction, no lubrication is needed within the compression chamber. Atlas copco, a pioneer in oilfree air screw technology, is known for its range of compressors designed especially for applications that require. The rotary screw compressor is one of the most commonly used compressor units in numerous industrial applications. They are commonly used to replace piston compressors where large volumes of highpressure air are needed, either for large industrial applications or to operate highpower air tools such as jackhammers and impact wrenches. Compressed air 18005319656 fax 9723526364 compressed air systems. Instead, these compressors use alternate materials that protect the pump, such as water or a teflon coating, and allow the mechanism to move smoothly without the need for any oilbased or synthetic lubrication. The oilfree nature of the compressor as well as the maintenancefree 1. A given quantity of air or gas is trapped in a compression chamber and the space that it occupies is mechanically reduced, causing a corresponding rise in pressure prior to discharge. Rotary screw air compressor industrial grade rotary. Talk to one of our experienced rotary screw air compressor experts at 866. The compressor air end is a heavyduty, twostage design with each stage.
After compression the air oil mixture is discharged into the oil separator where its velocity is reduced causing most of the oil to drop to the bottom. Kobelco knw series oilfree rotary screw air compressors. Excellent energy savings relief from potential peak demand charges possible utility company rebate dc link choke or 3% line reactor included. Whether with oil injection cooling or oil free, frequencycontrolled, beltdriven or directly coupled these. Rotary screw air compressor troubleshooting basics air. Rotary screw air compressors industrial air compressors. It caters to different industries such as food and beverage, pharmaceutical and semiconductor industries. On watercooled oilfree rotary screw air compressors, water is used to cool the oil, the compressed air and the compressor elements. The oil filters job is to collect any loose particles that have collected in the oil and shouldnt reenter the air compressor system. Air or water cooled 100% oil free compressor, class 0 certified, delivering 83 689 cfm at operating pressures from 75 to 145 psig, water injected, integrated refrigerated air dryer, stainless steel piping, tefc motor, vsd soft start, energy saving vsd drive, microcontroller, 1.
Oilfree air compressors rotary screw 37160 kw 50200 hp vsd. Rseries contactcooled rotary screw air compressors by. External gears synchronize the position of the counterrotating screw elements, and, because the rotors do not come in contact and create friction, no lubrication is needed within the compression chamber. More than air, a history of innovation 1906 publicly traded company on nyse 1912 ingersoll rand pioneers oilfree centrifugal compressor technology 1952 the worlds first oilfree rotary compressor is introduced 1933 technologically advanced oilfree reciprocating compressor goes to market.
For industries with stringent air quality requirements like chemical, pharmaceutical, or food and beverage, kaeser offers a complete line of twostage oilfree rotary screw air compressors. Hitachi dsp series rotary screw compressors are the premium, oil free air solution for your application. Denair oil free air compressor line is guaranteed 100% clean oil free air compressor with 50 types of oil free screw air compressor patent technologies. An oil flooded rotary screw compressor includes a lubricant that fills the gap between the rotors, which creates an air tight hydraulic seal and transfers mechanical energy between the two rotors. Excellent energy savings relief from potential peak demand charges possible utility company rebate dc link choke or 3% line reactor included model. Find a huge selection of rotary screw compressor, rotary air compressors and screw compressors from top brands. After compression the airoil mixture is discharged into the oil separator where its velocity is reduced causing most of the oil to drop to the bottom. Z oilfree rotary screw compressor oilinjected compressor with filters oil content.
The big difference is the design of the compressor elements, the part where the actual compression takes place. Air compressor buy our fscurtis products online now. An oilflooded rotary screw compressor includes a lubricant that fills the gap between the rotors, which creates an airtight hydraulic seal and transfers mechanical energy between the two rotors. Rotary screw compressor maintenance guide quincy compressor. Compressor world is an online rotary screw air compressors store. On watercooled oil free rotary screw air compressors, water is used to cool the oil, the compressed air and the compressor elements. Rotary screw compressor troubleshooting compressed air systems.
Oil free rotary screw air compressors 37300 kw 50400 hp 2. From the industry that requires large volumes of flow, to the industries with a fluctuating demand that requires the use of the nirvana oil free vsd compressor, ingersoll rand will assess and propose the best. Hitachi also understands that air quality isnt a nicetohave, its a necessity, thats why hitachi dsp compressors are iso class zero certified. These units are designed to deliver a reliable source of oil free air and follow kaesers core design principles. Some of the advantages of rotary vane compressors are smooth and pulse free air output, low noise, high output volume, low vibrations, prolonged service intervals and long life. Oil free air compressors ingersoll rand offers a wide portfolio of oil free products that will adapt to your industry and application. Air cooled oilfree air compressors by kaeser compressors. View and download ingersoll rand r37 product information online. However, operators and maintenance persons are responsible for maintaining safety. The oil injected rotary screw compressor is a positive displacement type compressor. The compressed air and oil mixture is then run through the air and oil separation cartridge.
While there are oilfree rotary vane blowers and vacuum pumps, rotary vane compressors are not oil free. To ensure that our rotary screw compressors operate as efficiently as possible, we developed our own. Class 0 certificate is approved for oilfree air compressors. The remaining oil is removed as the air passes through the separator element.
Oil free oilfree compression and rotary screw dependability sullair reliability the sullair reputation for designing and delivering quality products lives on through the ds oilfree offering. Air enters the compressor through the air filter and air inlet valve and into the air end where it is mixed with oil. The oil free nature of the compressor as well as the maintenance free 1. These units are designed to deliver a reliable source of oilfree air and follow kaesers core design principles. Compressor now is an online retailer of air compressors, air compressor parts and air compressor piping systems. Some of the advantages of rotary vane compressors are smooth and pulsefree air output, low noise, high output volume, low vibrations, prolonged service intervals and long life. For decades now, the lubricated rotary screw compressor has been the most popular technology for the majority of industrial plant air applications from 20 to 500 hp and from 80175 psig. Oil free air compressor series from kaeser compressors. Whether with oilinjection cooling or oilfree, frequencycontrolled, beltdriven or directly coupled these. Oilfree, rotary screw air compressors twostage, air. Atlas copco is renowned for designing and manufacturing some of the most durable oil free screw compressors. About this manual ingersoll rand provides this manual to inform installers, operators, maintenance personnel, supervisors and management of safe practices that must be followed. Oil free rotary screw air compressors air compressor. Rseries 90160 kw125200 hp rotary screw air compressors offer the very best of timeproven designs and technologies with new, advanced features that ensure the highest levels of.
The oil filter can be located on the compressor, the separator tank or mounted remotely on a filter. Rs37i rotary screw air compressorthe next generation rseries was designed with the intent of maximizing your companys profits. Our duplex rotary screw compressors are built to be easy to service, maintain and operate. Atlas copcos trusted rotary screw element offers an increased free air delivery by up to. Easy guide to rotary screw air compressors 2020 edition. Kaesers aircooled oilfree rotary screw air compressors deliver exceptional compressed air supply reliability even in ambient temperatures as high as 115 f. The zr highend rotary screw compressor comes out of this strong tradition.
Filter and intake control valve then, the twin rotary screws compress the air smoothly and efficiently. Over the years, i repaired and troubleshooted hundreds of rotary screw air compressors. Bringing you class leading air flow as well as world class efficiency, the next gen rseries will bring you the most valu. Read all safety instructions in the manual before usage. Oilinjected rotary screw compressors your online air. We invite you to explore this page to see how you could start benefiting from kobelcos knw series premium efficient oilfree compressors. They are the preferred choice for users requiring constant pressure over prolonged periods. Thanks to an innovative system design, aircooled models are available all the way up to 450 hp. Ingersoll rand air compressors air compressors data sheets. Denair oilfree air compressor line is guaranteed 100% clean oil free air compressor with 50 types of oil free screw air compressor patent technologies.
Ideal for industries where highquality oilfree air is key, the zr offers the highest reliability and. Next generation rseries oilflooded, rotary screw air. Of all the different types of air compressors on the market, rotary screw models are generally simple in design and relatively easy to maintain through many years of service life. Oct 23, 2015 howden screw compressor repair duration. While there are oil free rotary vane blowers and vacuum pumps, rotary vane compressors are not oil free. Ingersoll rand is the technology leader in oilfree compressed air not only because we develop classleading products, but also because we know our customers industries, understand the demands placed on. When the machine is water cooled, the cooling system is often divided in two circuits. Download more information about our oil free rotary screw compressors by selecting from the links below. First compressor in japan oilfree 22kw reciprocating 1954 first dsp series oilfree 1982 rotary screw 1999 new generation oilfree rotary screw dsp series 2015 2000 next series introduction worlds first variable speed drive oilfree rotary throughout history hitachi has been a global leader of the compressed air evolution, driving.