Performance, Precision, Partnership

ESD Series 1:1 Direct Drive Compressors

Complete unit

  • Ready for operation
  • Fully automatic
  • Super sound-proofed
  • Vibration-damped
  • All panels powder-coated
  • For ambient temperatures up to +45 °C
  • Service-friendly design: Motor bearings can be lubricated externally (also applies to drive and fan motors).

 

Airend

  • Single stage with cooling fluid injection for optimal rotor cooling
  • Genuine KAESER rotary screw airend with energy-saving SIGMA profile
  • 1:1 Direct drive

 

Cooling fluid and air circuit

  • Dry air intake filter with pre-filtration
  • Inlet silencer
  • Inlet and vent valves, pneumatic
  • Cooling fluid separator tank with three-stage separator system
  • Pressure relief valve
  • Minimum pressure check valve
  • Thermostatic valve and eco fluid filter in coolant circuit
  • Fluid and compressed air cooler (air-cooled as standard)
  • Two fan motors, one speed-controlled
  • Kaeser centrifugal separator with electronically-controlled condensate drain for energy savings without pressure loss
  • Piping and centrifugal separator made from stainless steel
  • Optionally available water-cooled version: Fluid and compressed air aftercooler implemented as water-cooled plate or optionally available tube-type heat exchanger.

 

Heat recovery (Option)

  • Optionally available with integrated fluid/water plate-type heat exchanger and additional fluid thermostatic valve
  • External connections

 

Electrical components

  • Premium Efficiency IE3 drive motor with three Pt100 winding temperature transducers for motor monitoring
  • Control cabinet to IP 54
  • Switching cabinet ventilation
  • Automatic star-delta starter
  • Overload relays
  • Control transformer
  • Frequency converter for fan motor
  • SFC versions also with frequency converter for drive motor

 


 

SIGMA CONTROL 2

  • "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
  • Additional optional communications modules for: Profibus DP, Modbus, Profinet and DeviceNet
  • SD-card slot for data-logging and updates
  • RFID reader
  • Web server