Quincy Compressor 50093-103 - Manual (Page 16)

10
Technical Data Sheet - QSVI 75
General Specifications
Drive Motor..........................................................................................................................................75 HP
Drive System........................................................................................................................................Direct
Inlet Capacity.......................................................................................................................................980 ACFM
Maximum Operating Pressure (Continuous)...................................................................................10" HgV (506 torr)
Minimum Operating Pressure (Continuous)...................................................................................29.9" HgV (0.5 torr)
Base Pressure.......................................................................................................................................29.9" HgV (0.5 torr)
Maximum Ambient Temperature .......................................................................................................110°F
Minimum Ambient Temperature .......................................................................................................45°F
Inlet Connection..................................................................................................................................5" NPT
Discharge Connection ........................................................................................................................4" NPT
Rotor Diameter.....................................................................................................................................255 mm
Rotor Length........................................................................................................................................286 mm
Rotor Speed – Male ............................................................................................................................3,600 RPM
Rotor Speed – Female .........................................................................................................................2,400 RPM
Tip Speed..............................................................................................................................................48.1 meters/sec.
Maximum Safe Speed..........................................................................................................................5,500 RPM
Intake Male Bearings..........................................................................................................................Cylindrical Roller Bearings (x 1)
Discharge Male Bearings...................................................................................................................Tapered Roller Bearings (x 2)
Intake Female Bearings.......................................................................................................................Cylindrical Roller Bearings (x 1)
Discharge Female Bearings................................................................................................................Tapered Roller Bearings (x 2)
Displacement at Operating Speed.....................................................................................................1,132 CFM
Volumetric Efficiency..........................................................................................................................86.6%
Electrical Data
Full Load Package BHP (Air-cooled)................................................................................................66.7 BHP
Package Electrical Consumption – Air.............................................................................................55.1 KW
Full Load Package BHP (Water-cooled)..........................................................................................64 BHP
Package Electrical Consumption – Water........................................................................................52.9 KW
Drive Motor Service Factor...............................................................................................................1.15
Drive Motor Speed..............................................................................................................................3,600 RPM
Fan Motor BHP....................................................................................................................................2.7 BHP
Specific Power - Air-cooled ...............................................................................................................6.8 BHP/100
Specific Power - Water-cooled..........................................................................................................6.5 BHP/100
Typical Standard Motor Efficiency ..................................................................................................90.2%
Typical High Efficiency Motor..........................................................................................................91%
Typical Premium Efficiency Motor...................................................................................................94.5%