Chicago Pneumatic QRS 10, Instruction Book, Page: 13 / 86

2 General description
2.1 Introduction
Introduction
QRS 10, QRS 15, QRSM 20 are air-cooled, single-stage, oil-injected screw compressors, driven
by an electric motor.
The compressors are enclosed in sound-insulating bodywork.
An easy-to-operate control panel is provided, including the start/stop switch and the emergency
stop button. A cabinet housing the controller, pressure sensor and motor starter is integrated into
the bodywork.
Floor-mounted model
The compressor is installed directly on the floor.
Floor mounted units are available without dryer only.
Tank-mounted model
QRS 10, QRS 15, QRSM 20 tank-mounted are supplied with an air receiver of 270 l (71.28 US
gal / 59.40 Imp gal / 9.45 cu.ft) or 500 l (132 US gal / 110 Imp gal / 17.50 cu.ft).
Tank-mounted units are available with or without dryer.
Front view, tank-mounted with dryer
Reference Designation
1 Electric cabinet
ER Controller
Instruction book
2920 7114 70 11