230 CFM
3″ hose size
* Natural convection air cooling
* Incorporated lubricating pump
* Incorporated check valve
* Incorporated change-over valve
* Asbestos-free spark-proof vanes
Click here to download a PDF manual.
Free air capacity cfm 230
Air capacity at 15″ Hg/50% vacuum cfm 194
Maximum vacuum Hg 27″
Maximum pressure psig 21.75
Power required at 15″ of vacuum hp 8.7
Power required at maximum pressure hp [...]

247 CFM
3″ hose size
* Natural or forced convection air cooling
* Incorporated lubricating pump
* Incorporated check valve
* Incorporated change-over valve
* Asbestos-free spark-proof vanes
Click here to download a PDF manual.
Free air capacity cfm 247
Air capacity at 15″ Hg/50% vacuum cfm 212
Maximum vacuum Hg 28″
Maximum pressure psig 21.75
Power required at 15″ of vacuum hp 9
Power required at maximum [...]

318 CFM
3″ hose size
* Natural convection air cooling
* Incorporated lubricating pump
* Incorporated check valve
* Incorporated change-over valve
* Asbestos-free spark-proof vanes
Click here to download a PDF manual.
Free air capacity cfm 318
Air capacity at 15″ Hg/50% vacuum cfm 268
Maximum vacuum Hg 28″
Maximum pressure psig 29
Power required at 15″ of vacuum hp 11
Power required at maximum pressure hp [...]

350 CFM
3″ hose size
* Natural or forced convection air cooling
* Incorporated lubricating pump
* Incorporated check valve
* Incorporated change-over valve
* Asbestos-free spark-proof vanes
Free air capacity cfm 350
Air capacity at 15″ Hg/50% vacuum cfm 270
Maximum vacuum Hg 28″
Maximum pressure psig 29
Power required at 15″ of vacuum hp 11
Power required at maximum pressure hp 35
Rotation speed r.p.m. 1100
Oil [...]

460 CFM
4″ hose size
* Natural or forced convection air cooling
* Incorporated lubricating pump
* Incorporated check valve
* Incorporated change-over valve
* Asbestos-free spark-proof vanes
Click here to download a PDF manual.
Free air capacity cfm 460
Air capacity at 15″ Hg/50% vacuum cfm 388
Maximum vacuum Hg 28″
Maximum pressure psig 14.5
Power required at 15″ of vacuum hp 18.8
Power required at maximum [...]

460 CFM
4″ hose size
* Natural or forced convection air cooling
* Incorporated lubricating pump
* Incorporated check valve
* Asbestos-free spark-proof vanes
* Standard with Final Filter
Click here to download a PDF manual.
Free air capacity cfm 460
Air capacity at 15″ Hg/50% vacuum cfm 388
Maximum vacuum Hg 28″
Maximum pressure psig 29
Power required at 15″ of vacuum hp 17
Power required at [...]

547 CFM
4″ hose size
* Mixed air-liquid cooling system with forced circulation
through incorporated water pump
* Incorporated lubricating pump
* Incorporated check valve
* Incorporated change-over valve
* Asbestos-free spark-proof vanes
Click here to download a PDF manual.
Free air capacity cfm 547
Air capacity at 15″ Hg/50% vacuum cfm 487
Maximum vacuum Hg 28,3″
Maximum pressure psig 14.5
Power required at 15″ of vacuum hp [...]

677 CFM
4″ hose size
* Mixed air-liquid cooling system with forced circulation
through incorporated water pump
* Incorporated lubricating pump
* Incorporated check valve
* Incorporated change-over valve
* Asbestos-free spark-proof vanes
Click here to download a PDF manual.
Free air capacity cfm 677
Air capacity at 15″ Hg/50% vacuum cfm 635
Maximum vacuum Hg 28
Maximum pressure psig 14.5
Power required at 15″ of vacuum hp [...]

824 CFM
4″ hose size
* Full liquid cooling system with forced circulation
through outside water pump
* Incorporated lubricating pump
* Asbestos-free spark-proof vanes
* Recommended for heavy industrial application
Free air capacity cfm 824
Air capacity at 15″ Hg/50% vacuum cfm 782
Nominal vacuum Hg 24″
Maximum pressure psig 29
Power required at 15″ of vacuum hp 50
Power required at maximum pressure hp 102
Rotation [...]

830 CFM
4″ hose size
* Full liquid cooling system with forced circulation
through outside water pump
* Incorporated lubricating pump
* Incorporated check valve
* Incorporated change-over valve
* Asbestos-free spark-proof vanes
* Recommended for heavy industrial application
Free air capacity cfm 830
Air capacity at 15″ Hg/50% vacuum cfm 706
Maximum vacuum Hg 28.8″
Maximum pressure psig 14.5
Power required at 15″ of vacuum hp 43.5
Power [...]