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Leybold RUVAC WA / WAU 501 Vacuum Blower - REBUILT

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Manufacturer Part Number: 91730, 91731
Leybold RUVAC WA / WAU 501 Vacuum Blower - REBUILT
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Leybold RUVAC WA / WAU 501 Roots Vacuum Blower - REBUILT

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Nominal pumping speed (50 Hz) 505.0 m3 x h-1 / 297.4 cfm
Nominal pumping speed (60 Hz) 606.0 m3 x h-1 / 357.0 cfm
Max. effective pumping speed (50 Hz) 410.0 m3 x h-1 / 241.0 cfm
Max. effective pumping speed (60 Hz) 530 m3/h / 312 cfm
Ultimate total pressure < 4 x 10-2 mbar / < 3 x 10-2 Torr
Max. permissable pressure difference during continous operation     80.0 mbar / 60.0 Torr
Leak rate < 5 x 10-4 mbar x l x s-1
Cut in pressure at 60 Hz 60.0 mbar / 45.0 Torr
Max. permissible pressure differnce 80.0 mbar / 60.0 Torr
Leak rate ≤ 5.0 x 10-4 mbar l/s
Thermal class F
Permissable ambient temperatures +5 to +40ºC / +41 to +104ºF
Motor Power 2.2 kW / 3.0 hp
Energy Efficiency class IE 2
Nominal speed, approx 3,000 rpm
Max. permissable speed 3,600 rpm
Type of protection IP 55
Weight 128.0 kg / 293 lbs

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Leybold RUVAC WA / WAU 501 Roots Vacuum Blower - REBUILT

91730 / 917 30  WA 501  60Hz
91731 / 917 31  WAU 501  60Hz
11730 / 117 30  WA 501  50Hz
11734 / 117 34  WA 501  50Hz w/out motor
11731 / 117 31  WAU 501  50Hz