Flowserve in writing, so that their force, due to internal pressure. He stopped the pump and poured liquid on the bearing to cool it off quickly. Sealless refers to the absence of a dynamic seal where the pump shaft. Iso 2858 sealless centrifugal magnetic drive pumps. Hydraulic institute updates sealless rotodynamic pump standard and sealless magnetically driven rotary pump standard the hydraulic institute hi has updated the 2000 edition of the ansihi standard on sealless centrifugal pumps and published ansihi 5. Select the right sealless pump chemical processing. Using canned motor pumps in many of these applications eliminates the requirements for costly mechanical seals and complicated seal flush plans and provides users with a sealless product documented to current. The amx series mag drive pump has six sizes to choose from. The graph above displays the maximum flow capacity at a given pressure for each model series. The need for sealless pumps ranges from cosmetic housekeeping issues and maintenance costs to the pumping of toxic, corrosive, crystallizing or other dangerous or difficult to seal liquids.
The shims were almost 2 inches high providing a tiny bearing surface between the underside of the pedestal and the skid. Sealless pump technology has improved greatly over the past decade. Sealless magnetic drive internal gear pump divine industries. Advances in materials coupled with cost reductions to rare earth magnets have made sealless pumps an economical and viable solution to tough chemical handling applications. Sundyne also has the widest range of sealless magnet drive pumps in the world. Sealless pump api specifications pump engineering engtips. Our range of leakfree pumps includes peristaltic pumps, diaphragm pumps and magnet drive gear, vane, turbine and centrifugal pumps. High system pressure sealless magnetic drive pumps high system pressure applications require much attention, especially when leakage to the atmosphere cannot be tolerated. The growing trend toward magnetic drive sealless pumps in the. Centrifugal pumps are used to transport fluids by the conversion of rotational kinetic energy to. Immersion pumps, sealless overview of products 16000en.
Michael smith engineers ltd have specialised in supplying leakfree sealless pumps to the uk market since 1971. Innomag tbmag fluoropolymerlined, magnetic drive, iso or. After a quality inspection it was noted that a sealless centrifugal pump was shimmed with adjustable chocks underneath the baseplate pedestal between the pedestal and the skid. To choose between a sealed or sealless pump design, one must understand the economics involved as well as the technologies used. Download free whitepaper to read the rest share this with a friend. When a process pump fails, plant personnel can be put. The other series le series is intended for ansi applications. Mar 31, 2017 sealless versions now are available for all common centrifugal pump designs. Chris eifert and dennis rusnak flowserve corporation, pump division the overall cost of a pump repair can be expensive, especially when sophisticated sealing devices or sealless technology are utilized. Instead of a coupling between the driving motor and the pump shafts to power the impeller, the drive shaft is surrounded by magnets, allowing the magnetic field to be transferred to the impeller shaft through a completely enclosed shell through which the fluid passes. Mechanically sealed pump typically carry a lower initial cost than sealless pumps.
Vertical sealless magnetic drive pump has leakfree design. Sundyne ansimag nonmetallic, magnetic drive sealless pumps. The latest containment shells are engineered from proprietary materials that were initially developed for military aircraft construction. This operating manual must be strictly observed before. Please contact your local sales representative for. Magnetically coupled pumps, or magnetic drive pumps, vary from the traditional. Horizontal close coupled, fluoropolymer lined, sealless chemical process. Nonmetallic magnetic drive ansi pumps truflo tnp series. Full compact nonleakage oilless motor fully epoxy encapsulation pump.
Made from carbon fiber reinforced polypropylene for main pump body and ceramic and ptfe for critical parts. Home sealless magnetic drive external gear pump sealless magnetic drive external gear pump admin 20151016t05. Hmd sealless magnetic gsagsi frame 0 pump the gsa asme ansi 73. Sealless construction eliminates the major cause of pump failure. Api 685 is the sealless pump equivalent to api 610, which has been the industry standard for sealed centrifugal pumps for many years. Leakage from the pump goes through the gear box bearing drains to the bottom of the gear case which acts as the oil reservoir. Available in polypropylene and etfe pump types, the amx series magnetic drive pump will fit almost any application. May 06, 2020 most sealless pumps in the hydracell pump range can operate at any pressure from sealless pump the hydraulic institute, parsippany, nj is one in which the impeller shaft is completely contained in a sealed, pressurized vessel called the containment shell that contains the process fluid. How to specify nonmetallic sealless pumps for transferring. Sealless magnetic drive external gear pump divine industries. Sealless pumps leakfree pumping, circulating, metering and transferring of your liquids and chemicals. Spx johnson pump brand mdr magnetic drive centrifugal pumps are sealless and chemically resistant, making them ideal for transporting aggressive, hazardous and. Sealless rotary pumps are available in an everwidening range of configurations.
Leakfree sealless pumps from michael smith engineers. Hmd pumps a sundyne subsidiary invented the magnetic drive pump in 1947. Magnetically driven sealless pump with a combination of materials that allow for the mechanical strength of metal and the corrosion resistance of a nonmetallic lining. The companys g series sealless pumps are capable of pumping fluids from 400f to f, and feature working pressures up to 5000 psi. Flowserve in writing, so that their force, due to internal. The growing trend toward magnetic drive sealless pumps in the middle east by amit nag, sundyne, novemberdecember 20 efficiency with reduced power consumption required by the motor. Rotor shaft in water lubrication separated from stator. Mdr sealless centrifugal pumps johnson pump pdf catalogs. Sealless multistage centrifugal magnetic drive pump slm. Sep 16, 2004 sealless pumps are not limited to centrifugal designs. Jim murphy, marketing manager, says that the units especially suit applications involving low flow less than about 50 galmin or viscous or heatsensitive process fluids. Sealless mag drive pump optional adders shipment terms temperature f specific gravity viscosity cp weight % solids price includes commercial information price each fob inner magnet carrier magnets materials special notes casing bearings oring shaft impeller model efficiency % capacity gpm discharge pressure psig suction pressure psia. Klaus unions sealless multistage magnetic drive centrifugal pump slmgvo is a sealless multistage magnetic drive pump for high delivery head requirements covering up to 2,400 ft tdh 1,500 gpm 482 f.
For initial sealless pump selection, use this chart below and click on the sealless pump model with the appropriate flow and pressure values to meet your application. The devices can be set to automatically shut down the pump or warn the operator when upset conditions occur, protecting the pump from damage. Now you can get engineered, canned motor pumps at a price comparable to mechanical seal pumps. High system pressure sealless magnetic drive pumps klaus union. Polypropylene or pvdf corrosion resistant construction. Manufacturer of mechanical seal and sealless leak free pumps for high pressure, water, chemical, chiller, refrigeration, boiler feed, hot oil, petroleum, ammonia, and freon refrigerant pump applications. Viking pump, for example, offers a magdrivebased line of internal, external or spur gear pumps. Sundyne debuts first no leak vertical api 685 sealless magnetic drive pump eastbourne, england sundyne recently unveiled its first vertical inline sealless magnetic drive centrifugal api 685 compliant pump, boldly advancing its portfolio of highly reliable sealless, apicompliant fluid handling solutions. Sealless chemical magnetic drive pump richter pumps. Protect sealed and sealless pumps with power monitoring by. Sealless immersion pumps for industrial applications skf.
Many problems can be traced back to mechanical seal failures, resulting in costly repairs and downtime. Mth pumps manufacturer of regenerative turbine, centrifugal. The table below lists the maximum flow capacity and maximum pressure capability of. Pumps types definitions for sealless pumps mag pumps. Consult johnson pumps entire mdr sealless centrifugal pumps catalogue on. The pump is completely separated from the motor by a gas chamber, which ends concern over wear and corrosion of the mechanical seal caused by the pumped liquid and ensures a long. They come in many different models and can transfer. Magnetic drive sealless pumps since 2005, rotos division of gruppo aturia has developed this extensive program of pumps for industry with a new complete line of sealless magnetic drive pumps. Even in that situation with the bearing close to the point of being damaged, the sicx gave the customer good results. The ps10 and ps20 pump load monitors measure the motor input power in combination with a proprietary algorithm to accurately determine the pumps power draw. When you need them with justintime order fulfillment. Protect sealed and sealless pumps figure 1 power triangle. Pumps sealless pumps pumps the industrial resource. Can run dry no costly damage to pump if it is run dry for short periods after drum or container has been emptied.
Always have this service manual available during any. Defining a sealless pump the hydraulic institute parsippany, nj defines a sealless pump as one. Centrifugal pumps are the most common and well established pumps on the market. Browse sealless magdrive in the springer pumps, llc catalog including peristaltic tube and hose pumps,graco eodd,ruhrpumpen,magnasafe. Figure 5 shows a lube oil pump mounted to an otherwise unused shaft of a 600 hp 450 kw speed reducer. Specification for sealless horizontal end suction centrifugal.
Manufacturer of magnetic drive immersion sealless pumps. Teikoku canned motor pumps texas process equipment. Michael pemberton, itt ipg pumpsmart control solutions. Home sealless magnetic drive internal gear pump sealless magnetic drive internal gear pump admin 20151016t05. The pump basically has the same construction as that of the slurry handling type pump with mechanical seal, and it features a gas chamber between the pump and motor. Teikokus canned motor pumps more than meet this challenge. Polypropylene, kynar or stainless steel pump construction choose from 3 materials of construction to transfer most corrosive liquids. Magdrive pumps offer a sealless alternative to mechanical seal pumps.
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