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Quincy QSD

Two-stage, Oil-free Rotary Screw Compressors

50/75/100 HP @ 100/125 PSIG Full Load

A low noise enclosure is standard equipment on Quincy QSD, providing sound attenuation to 75-78dBA. The Quincy QSD pulse-free rotary screw design, along with a reliable drop-out type flexable coupling and flexable vibration isolation, reduce sound and ensure vibration-free operation. Removable enclosure panels provide easy access to service components for routine maintenance and inspections. All routine service can be performed from one end of the Quincy QSD package.

  • Asymmetrical rotor profile
  • Triplex bearing arrangement ensures 100,000 hors of operation
  • Redundant shaft sealing system with exclusive buffing air system
  • Patented lift valve technology reduces unloaded horsepower to as low as 10% of full load power
  • Integrated drive fluid pump
  • Standard drive motors with NEMA C-flange for perminate alignment of drive coupling
  • 50, 75, 100 HP packages
  • 100 or 125 PSIG operating pressure
  • 460/575 volts @ 60hz main motor voltage
  • 380/415 volts @ 50hz main motor voltage
  • Full voltage starter, mounted and wired
  • Heavy duty steel base frame
  • Heavy duty inlet filter
  • Full flow, 3 micron fluid filter
  • Quincy Power$ync II controller with manual control backup
  • Water-cooled intercooler and aftercooler with moisture separators and traps
  • Air discharge check valve
  • Pre-piped chemical cleaning ports
  • NEMA 4 control enclosure

 

QSD-50

QSD-75

QSD-100

Air Delivery

 

 

 

(CFM)

 

 

 
 @ 100 PSIG

220

370

475
 @ 125 PSIG

197

330

435

M3/min

 

 

 
 @ 7 Bar

5.71

10.10

12.9
 @ 8.6 Bar

5.17

9.06

12.1

Motor

 

 

 
 HP

50

75

100

KW

37

55

75

Noise Level

 

 

 

@ 1 meter

 

 

 

(dBA)

75

76

78

Air Compressor Distributors, Inc.
6204 Gheens Mill Road
P. O. Box 882
Jeffersonville, IN 47131-0882
800 936 7247
(812) 282-1400 - Fax (812) 284-9811
sales@aircompdist.com