Performance, Precision, Partnership

SM Series Rotary Screw Compressors

Complete unit

  • Ready-to-run
  • Fully automatic
  • Super sound-proofed
  • Vibration-damped
  • All panels powder-coated
  • For ambient temperatures up to +45 °C

Rotary screw airend

  • Single stage with cooling fluid injection for optimal rotor cooling
  • Genuine KAESER screw compressor airend with the SIGMA Profile

Electric motor

  • Premium Efficiency IE3
  • Premium quality German-made motor
  • IP 54

Efficient cooling

  • Dual flow fan and separate air flow channels for cooling of the motor, the fluid/compressed air cooler and the control cabinet
  • Fluid and air flow: 'Honeycomb' air intake filter, pneumatic inlet and venting valves, cooling fluid separator tank with triple separation system
  • Pressure relief valve
  • Minimum pressure check valve
  • Thermostatic valve and fluid filter in coolant circuit
  • Fluid / compressed air combination cooler

Refrigeration dryer (with T version)

  • With electronically-controlled condensate drain
  • Refrigerant compressor with energy-saving, cycling shut-down feature
  • Linked to operational status of the compressor when inactive
  • Alternatively, continuous operation can be selected on site

Electrical components

  • Control cabinet to IP 54
  • Switching cabinet ventilation
  • Automatic star-delta starter
  • Overload relays
  • Control transformer



SIGMA Control 2 MCSIO (SC2IO) & SIGMA Control 2 (SC2)

  • SM Series rotary screw compressors are optionally available with SC2IO or SC2 compressor control systems
  • "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
  • Selection of Dual, Quadro, Vario and Continuous control as standard
  • Interfaces: Ethernet
  • SD-card slot for data-logging and updates
  • RFID reader
  • Web server
  • Additional optional communications modules for: Profibus DP, Modbus, Profinet and DeviceNet (SC2 only)