Vacuum Catalogue - Edwards

LR1A1200 Liquid Ring PumpEdwards offers a full range of liquid ring pumps. The LR1A1200 provides a single-stagedesign and curved blade impellor with reinforcing rings for improved ruggedness, reducingnoise and vibration.All of our liquid ring pumps handle wet or dry gases, with high tolerance to liquid carry over.The LR1A Series has an enhanced bearing design enabling reduced internal clearances forimproved efficiency. Pumps are available in cast iron and 316 stainless steel constructionas standard with other materials and corrosion resistant coatings available.Features & Benefits●●●●●Optional central partition enabling dual vacuum duty operationVariable area discharge port for optimum performance at all inletpressuresPacked gland, single and double mechanical seal optionsSplit packing gland design to facilitate repackingInternal and external seal flushing optionsDimensionsApplications●The LR1A1200 is ideal for condenser evacuation, pulp andpaper, filtration, vacuum forming and chemical andpetrochemical applications.Performance Curves10Page418A (keyway) B C D E F Gmm 54 82 227 515 1095 985 315Inch 2.13 3.23 8.94 20.28 43.11 38.78 12.40H J L M N Kmm 340 430 840 155 155 4 holes Ø 24Inch 13.39 16.93 33.07 6.10 6.10 0.941. DN125 / PN10 2. DN100 / PN10 3. Outlet 4. Inlet*Flanges available in both DIN and ANSI standardsTechnical Data50 Hz 60 HzNominal capacity(saturated) 1110 m 3 h -1 1300 m 3 h -1650 CFM 780 CFMSuction pressure 33 mbar 33 mbar25 Torr 25 TorrNominal speed 980 rpm 1170 rpmNominal motorpower37 kW 45 kW50 HP 60 HPOrdering InformationProduct DescriptionLR1A1200 Liquid Ring PumpOrder No.LR1A1200Shop online at www.edwardsvacuum.com