Vacuum Catalogue - Edwards

9Page392Technical DataMaximum pumping speed50 Hz 260 m 3 h -1 / 320 ft 3 min -160 Hz 153 m 3 h -1 / 188 ft 3 min -1Capacity at 10 mbar (7.5 Torr)50 Hz 255 m 3 h -1 / 150 ft 3 min -150 Hz 315 m 3 h -1 / 185 ft 3 min -1Ultimate vacuum50 Hz 0.5 mbar / 0.4 Torr60 Hz 0.2 mbar / 0.2 TorrMaximum back pressureStandard1150 mbar / 2.2 psigOptional*1300 mbar / 4.4 psigPower consumption at 10 mbar(7.5 Torr)50 Hz 6.0 kW / 8.0 hp60 Hz 6.0 kW / 8.0 hpStandard motor (380 – 400 V, 3ph, 50 Hz)50 Hz 11 kW60 Hz 15 kWStandard motor (200 – 460 V, 3ph, 60 Hz)50 Hz 15 hp60 Hz 20 hpCooling water flow rate(adjustable)50 Hz 1 – 10 lmin -1 /0.3 – 2.6 galmin -160 Hz 1 – 10 lmin -1 /0.3 – 2.6 galmin -1Cooling water supply pressure 2 – 10 barg / 29 – 145 psigSeal purge flow(maximum),regulated to 0.3 -0.5 barg (5 – 7 psig)20 lmin -1 / 0.7 ft 3 min -1Seal purge supplypressure(minimum - maximum)2 – 10 barg / 29 – 145 psigNoise (max. with exhaustsilencer)50 Hz 78 dB(A)60 Hz 79 dB(A)Weight (with frame and standardmotor)50 Hz 756 kg / 1667 lbs60 Hz 848 kg / 1870 lbsInlet3 ANSI / DN80Outlet1.5 ANSI / DN40Pumping mechanism3 stage reversed clawOrdering InformationProduct DescriptionEDP250 50/60Hz, Bareshaft PumpAccessories & SparesSpares Kit Routine Maintenance DPSpares Kit Motor Fitment DPSpares Kit Upper Bearing DPSpares Kit Swept Volume DPSpares Kit Lower Bearing DPStd Replacement PRV DPBellows Replacement PRV DPSwing PRV ChemicalSpares Kit Bellows Overhaul DPSpares Kit O Ring DPSpares Kit Std PRV Overhaul DPSpares Kit Swing PRV Overhaul ChemicalDP250/EDP200 Clutch ToolsOrder No.A70543000Order No.A70501825A70501805A70501826A70501827A70501828A70501816A70501820A70501832A70501829A70501821A70501831A70501833A21071082* Consult EdwardsShop online at www.edwardsvacuum.com