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Rotary screw compressors with impressive performance

Kaeser rotary screw compressors with V-belt drive provide outstanding efficiency and reliability. They feature the energy-saving SIGMA profile rotor and a Sigma Control 2 (or, optionally, Sigma Control Basic) controller.
Unit of Measure

Specifications

Brands

 N/A Kaeser Compressors

Model

 N/A SX 3 T

Working Pressure

 N/A 125 psi160 psi

Complete System Flow Rate at 125 Pound Per Square Inch (psi) Working Pressure

 N/A 12 acfm

Complete System Flow Rate at 160 Pound Per Square Inch (psi) Working Pressure

 N/A 9 acfm

Maximum Positive Pressure at 125 Pound Per Square Inch (psi) Working Pressure

 N/A 125 psi

Maximum Positive Pressure at 160 Pound Per Square Inch (psi) Working Pressure

 N/A 160 psi

Nominal Motor Output

 N/A 3 hp

Compressed Air Connection Thread Size

 N/A 3/4 in

Compressed Air Connection Thread Type

 N/A National Pipe Thread (NPT)

Sound Pressure Level

 N/A 61 dBA

Weight

 N/A 408 lb

Ambient Temperature

 N/A Up to +115 ºF

Integrated Refrigerated Dryer

 N/A
  • CFC-free
  • R-513A refrigerant
  • Fully insulated
  • Hermetically sealed refrigerant circuit
  • Refrigerant compressor with energy-saving, cycling shut-down feature
  • Hot gas bypass control
  • Zero loss electronic co

Dimensions

Width

 N/A 23 in

Depth

 N/A 36 in

Height

 N/A 38 in

Additional Information

Additional Information

 N/A All series are available as standard models but also with
  • Integrated refrigerated dryer for high compressed air quality and/or
  • Speed-controlled motor for a large flow rate control range. (SM, SK and AS series)
We will gladly help you determine which model is the perfect solution for you.

Advantages

Advantages

 N/A
  • Highly-efficient power transmission - The quality drive belt with automatic tensioning device ensures consistent transmission efficiency and excellent drive system reliability over the entire service life.
  • Easy maintenance - The housing is easily opened. All components are logically arranged and easy to access. Maintenance is quick and simple.
  • Exceptionally quiet - The soundproofed housing reduces operational noise to a minimum. Normal conversation can take place right next to the compressor.

Low Life Cycle Costs

Low Life Cycle Costs

 N/A Our comprehensive approach to life cycle cost management: Superior efficiency, easy operation, service-friendliness, and a global service and consulting network with fast response times.

Equipment

Complete Unit

 N/A
  • Ready-to-run
  • Fully automatic
  • Super soundproofing
  • Vibration dampening
  • Powder-coated panels
  • Easy access to all service points

Airend

 N/A
  • Single stage with cooling fluid injection for optimal rotor cooling
  • Genuine KAESER rotary screw airend with energy-saving SIGMA profile
  • Multi-ribbed, single belt drive

Drive

 N/A Maintenance-free elastic belt

Cooling Fluid and Air Circuit

 N/A
  • Dual flow fan and separate air flow channels for motor cooling, the fluid/compressed air cooler, the control cabinet and interior of the machine
  • Dry air filter
  • Pneumatic inlet and venting valves
  • Cooling fluid separator tank

Heat Recovery (HR) (Option)

 N/A Optionally available with integrated heat recovery system (stainless steel plate-type heat exchanger)

Electric Motor

 N/A
  • Premium efficiency IE3
  • Totally enclosed fan-cooled motor (TEFC)
  • Class F insulation for greater power reserve

Electrical Components

 N/A
  • Control cabinet to IP 54
  • Control transformer
  • Siemens frequency converter (SFC models)
  • Automatic wye-delta starter
  • Overload relays
  • Control cabinet ventilation

Sigma Control 2

 N/A
  • "Traffic-light" LED indicators show operational status at a glance
  • Plain text display
  • 30 selectable languages
  • Soft-touch keys with icons
  • Fully automated monitoring and control
  • Dual, Quadro, Vario, Dynamic, and Continuous control included as standard
  • Interfaces: Ethernet
  • Additional optional communications modules for: Profibus DP, Modbus, Profinet, DeviceNet, and EtherNet/IP
  • SD card slot for data-logging and updates
  • RFID reader
  • Web server

Add-On Refrigerated Dryer

Refrigerated Dryer

 N/A ABT 4

Power Consumption

 N/A 0.3

Pressure Dew Point

 N/A 37 ºF

Refrigerant

 N/A R-513A

Global Warming Potential

 N/A 631

Refrigerant Volume

 N/A 0.38 lb

Refrigerant Mass as CO2 Equivalent

 N/A 0.1 t

Hermetic Refrigeration Circuit

 N/A Yes

Note

Note

 N/A The refrigerated dryer series contains fluorinated greenhouse gases. The refrigerant in all models has been switched from R-134a (GWP 1430) to R-513A (GWP 631) as of 2019.
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