Quincy Compressor QOF 20 - Section II - Description; General description

Section II - Description
Quincy Compressor5
• General description
• Flow diagram
• Regulating system
• Electrical system
• Electric diagram
• Temperature protection
• Air dryer
General description
Introduction
QOF20,QOF22andQOF30arestationary,oilfreecompressors.
Dependentonthemodel,thecompressorshave3or4electricmotordrivencompressor
modules,enclosedinasoundinsulatingcanopy.Thefrontdoorpanelhousesthecontroller
withgraphicaldisplayandtheemergencystopbutton.Anelectriccabinetwiththeelectric
components is located behind the front panel.
Thecompressorscanbedeliveredwithorwithoutintegratedrefrigerantairdryer.
QOFisthetypedesignationofthecompressorvariantwithoutintegrateddryer.OnQOF,
thecompressedairofeachcompressormoduleowsviaanindividualcheckvalvetoa
common air cooler and leaves the compressor via the air outlet valve.
QOFwithdryercompressorsareQOFcompressorsprovidedwitharefrigerantairdryer,
integratedinthebodywork.
Thedryerremovesmoisturefromthecompressedairbycoolingtheairtonearfreezing
point and automatically draining the condensate.
QOF 30 with dryer, front view