Vacuum Components Catalog

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Components Division ulvac , COMPONENTSVacuum Pump (Oil Rotary Vacuum Pumps)Oil Rotary Vacuum Pump EC SeriesThe EC series oil rotary pumps are designed for use with reac-tive Speed (JIS B8316/1985)Gas ballast closedGas ballast openedType : EC403, EC603, EC803Power: 50/60 Hz AC200V phaneOil : ULVOIL R-7Gauge: Pirani Gauge CCM Gauge0908070605040302010EC803 60HzEC803 50HzEC603 60HzEC603 50HzEC403 60HzEC403 50HzL/minm3/h010-1102103104105Pa110Press ure Pumping speedAtmospheric pressure* These are representative curves based on actual measurement Speed CurveVACUUM COMPONENTS29Suction port; JIS B 2290,corresponds to VG50Exhaust port; JIS B2290,corresponds to VG40Oil supply port G1 (PF1)N2 exhaust port G1/4(PF 1/4) of pump caseOil pressure gaugeport G1/4 (PF 1/4)4-dia.

Components Division ULVAC, Inc. 28 VACUUM COMPONENTS Vacuum Pump (Oil Rotary Vacuum Pumps) Oil Rotary Vacuum Pump EC Series The EC series oil …

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