The sterling sihi ceh pump is a selfpriming side channel pump capable of handling gas along with the medium and operates at a low noise level. Dekker vacuum technologies resource library provides indepth, handson knowledge of the vacuum pump industry. Flowserve sihi is one of the world leaders in liquid ring vacuum pump, and liquid ring compressor technology. Sihi lph vacuum pump manual the sihi lph series liquid ring vacuum pumps are reliable pumps that can be used in a variety of applications. Inlet screens should be installed before pump is started not enter pump. Refer to parts list in chapter 9 and to the section drawings in chapter 10. Application handling and exhausting of dry and humid gases. A separatormuffler also results in more quiet operation since the high pitched sound from the pump discharge gets attenuated due to change in the direction of the exhaust.
General technical data pump type unit lem 26 lem 51 speed 50 hz 60 hz rpm 2900 3500 max. By the heat barrier with integrated throttle gab, located behind the cover, a favourable drop in temperature toward the drive side is achieved see opposite drawing. No wear parts contactfree shaft sealing low ultimate. Sihidry dry running vacuum pumps for general industries. The advanced modular design reduces the number of parts whilst maximising interchangeability. Nash vacuum pump manual nash vacuum pump manual getting the books nash vacuum pump manual now is not type of challenging means. Starting liquid ring pumps with excessive water in the casing can lead to motor. When requesting spare parts or technical information for the pump, always quote the pump model number and serial number which is printed on the pump nameplate. Here you will find additional information regarding the erp for water pumps of the series sihisupernova zln, zlk, zli.
Only exapproved spare parts and accessories authorized by itt are used in exapproved. The pumps lph 45008 and lph 45316 can be applied without modification as compressors see catalogue part k. Moreover, removal of the pump casing can be done without disturbing the bearings. The lph series are available in a single stage low to medium vacuum and two stage medium to high vacuum configurations for optimum performance. Sihi lemd compact liquid ring vacuum pump 5 compact and configurable the small footprint of the sihi lemd pump is ideal for installations where space is limited. Reliability, that has stood the test of time, ensures this generation of vacuum pump is positioned to tackle the most demanding applications. View and download the safety data sheets in pdf format. Air jet ejectors available to achieve an inlet pressure to 10 torr available from stock. Hence a basic service can be achieved on site in just a few minutes.
Small quantities of liquid carryover and nonabrasive solids can also be handled. Sihimulti pumps of the series mslmsm are horizontal multistage centrifugal. Operating instructions translation of the original. Sihi lem series pumps are capable of handling many vapors, and gases using service liquids compatible with the metal parts and elastomers of the pumps and mechanical seal.
Consult flowserve sihi pumpss entire lem 90, lem 125, lem 150, lem 250 catalogue on. Design and manufacture of high quality multistage pumps for almost 100 years strengthens the ability of sihi to provide customer centric solutions on a global scale. Product brands of distinction acec centrifugal pumps. Lem 90, lem 125, lem 150, lem 250 flowserve sihi pumps. Dlv two stage liquid ring vacuum pump can work in wide inlet pressure. By adopting an advanced modular design, the number of parts is reduced whilst maximising. When ordering parts provide the pump model and serial number. Return pump to sterling sihi for repair evaluation. The sihidry achieves this by cooling both the pump casing and the rotors. Download product catalogues vacuum pumps sterling sihi.
Installation, operation and maintenance manuals dekker. Instructions included with the product, and train its employees and contractors in the safe use of flowserve. Radial seal rings, mechanical seal or sealless magnetic drive enclosed impeller figure 2. The pump type and part number are stamped on the pump nameplate, it is always. Unique to the multistage arena is the, sihi patented drumanddisc style of axial thrust balancing. View and download our product catalogues for vacuum pumps in pdf format. The vacuum pumps have one moving part, the impeller and shaft assembly, and no internal metal to metal contact. Standardized product line made in north america is your assurance of quick delivery made in north america. Construction, working, operation and maintenance of liquid.
Sihilphx liquid ring vacuum pump two stage lph 45008, lph 45311, lph 45316 vacuum technology lph lii 3 3. Search in flowserve sihi pumps catalogs and technical brochures on directindustry and find the information you. Pump model lph 55312 pump model lph 55320 pump model lph 55316 20 hg 252 torr 25 hg 125 torr 22. Threaded inlet and outlet connections at the vertical, 45, 90 with adapters or horizontal position are. Liquid pumps view and download our product catalogues for liquid pumps in pdf format.
Utilize the installation, operation, and maintenance iom manuals found within our resource library, all of which can be utilized to learn about vacuum pump industry standards, general vacuum pump technologies, specific vacuum pumps, troubleshooting, and more. Compared to traditional double stage pump suction pressure 50mbar150mbara, dlv pump can work in 26mbar 10mbara pressure, with less energy. Whether there is a requirement to process chemicals, create. Sihi lem pumps are close coupled to north american motors of nema design.
Lph series the sihi lph series liquid ring vacuum pumps are reliable pumps that can be used in a variety of applications. Configurable inlet and outlet connections simplify installation. Sterling sihi liquid ring vacuum pumps of the range lph 45008. Operating instructions translation of the original instructions. Flowserve sihi thermal fluid pump ztnd 32200 radial seal bhydraulics model ztnd 032200 ba 002 1b 2gb 2 x 1. Flowserve offers a wide range of complementary pump types, from pre engineered process pumps to highly engineered and special purpose pumps and systems. Entrained liquid handling liquid slugs and condensables pass through the pump without damage and only a momentary reduction in performance. Rotating metallic parts are non contacting to minimise wear. It is based upon a dry running twin screw principle working as a single stage vacuum pump.
No other pump company in the world has the depth or breadth of expertise in the successful application of preengineered, engineered and special purpose pumps and systems. Flowserve offers a wide range of complementary pump types, from preengineered process pumps to highly engineered and special purpose pumps and systems. Lets explore the actual growth using both a ductile iron foot mounted pump as well as a centerline support pump using a pumpage temperature of 550 degrees f and an ambient air condition of 70 degrees f. View and download our product catalogues for liquid pumps in pdf format.
Volute pumps for heat carrier oils up to 350 c sihisupernova ztk 032160. Sihi dry vacuum systems in compact design have been especially developed for use in hazardous applications. The advanced modular design reduces the number of parts whilst maximising. Catalogue sihi dry cd s160 to s, v250 and 400 up to m. Premium levels of efficiency are available by selecting an appropriate set of impellers and diffusers that give an ideal fit to the process requirement. The sterling sihi ztn pump, based on many years of experience and on the latest technical knowhow, fully complies with these requirements.
The liquids and the gases handled by the pumps and also their parts could be. Flowserve sihi liquid ring vacuum and compressor pumps. Sihi high vacuum performance single stage pump mfg. Application knowledge and consultation form the basis of optimized product selection, simple process integration. With proper maintenance this pump will give you trouble free service with a minimum of maintenance and repair costs. Ideal vacuum exploded parts views of vacuum pumps, pdf. Repair solenoid and drain pump to shaft center line before restarting. Liquid, gas, and vapour handling expertise underpins the unique ability of sihi to provide its clients with the optimum pumping system. Higher vacuum achievable by incorporating other sihi products. The sihi liquid ring vacuum pumps lem are singlestage ones. Installation, operation, and maintenance manual goulds pumps. Should you find errors, misunderstandings or discrep. Operational safety provided by the low temperature rise of the liquid ring principle ensuring the safest compression of hazardous and explosive vapors.
Ingestion damage no inlet screens on the pump or compressor broken impeller blades or seized pump. The pumps in this example are a size 50200 sihi and the equivalent centerline support pump 3x4x8. Please find attached the different product catalogue sections for vacuum pumps. This is an entirely simple means to specifically get guide by online. No wear parts contactfree shaft sealing low ultimate pressures with only one stage vacuum pump very silent operation. Model 3393 installation, operation, and maintenance manual. The ceh pumps are used for problemfree pumping of clean liquids at unfavourable suction side conditions. View and download the declaration of contamination in pdf format. If high or low temperature pumppump set components involve hazards, steps must be taken to avoid accidental contact. Disassembly and assembly instructions for liquid ring vacuum pumps with. Capacity in actual cubic feet per minute at 68 of 20 oc using 60 f 16oc water as a service liquid. Pump fully interchangeable with the previous lpha pump range, through a common footprint and identical inlet and outlet locations reduced internal complexity, leading to lower inventory of spare parts modular construction ease of maintenance key benefits of the lpha range incorporated in the lphx design to enhance reliability. Installation, operation and maintenance manual performance curve product identification technical catalog for impeller trim.
They are also very suitable for positive suction heads below 0. Flowservesihi pumps ztnd pumps page 1 voigtabernathy. View and download our product catalogues for engineered systems in pdf format. Sihi pumps offer operational safety, entrained liquid handling, long economical life. For almost 100 years sihi has maintained its innovative position as a leading supplier of liquid ring vacuum and liquid ring compressor technologies. Sihilphx liquid ring vacuum pumps flowserve sihi pumps. All flowserve sihi pumps catalogs and technical brochures. Download brochures, drawings, manuals and software for robuschi vacuum pumps. Unique to the multistage arena is the, sihi patented drumand. Pfeiffer duo 20 and 20c rotary vane vacuum pump users manual and exploded parts veiw. Sihi pumps performance and reliability vacuum more than 29 hg vacuum attainable with a single pump unit. Optimal selection of impeller diameter and diffuser size for each ensures that the pump closely match the required duty conditions.