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Solutions for Wall-Air Evolution units

  • Shelter cooling
  • Modular Data Centers
  • Direct Free Cooling
  • For use in telecommunications, infrastructure


  • Innovative, high-quality components for low energy consumption
  • The units are plug and play and therefore immediately ready for connection and use
  • Automatic restart after power failure
  • Robust and designed for continuous 24/7 operation, 365 days a year

Technical Data

  • Cooling capacity total (kW)    4 - 16
  • Airflow volume (m3/h)    1,100 - 3,600
  • Sizes    9


  • Reduced running costs thanks to Free Cooling and Mixed mode, Displacement principle, Condensation pressure control
  • Factory tested, filled with refrigerant and ready for operation from the very first day
  • Available with EC compressor
  • Outside air conditions: –20/+50 °C winter/summer
  • Automatic restart after power failure
  • Refrigerant R407C
  • Filter monitor and airflow alarm
  • Inside and outside temperature sensors
  • G4 zigzag filter
  • Heat exchanger with microchannel technology

Control and monitoring

The C2020 consists of a controller and an optional operator terminal. The controller controls all the functions of the Wall-Air Evolution unit. The operator terminal, consisting of a keypad and LCD, displays the most important operating states and alerts.


  • The C2020 enables up to ten units to be configured in a single air conditioning system. If an individual unit drops out or the heat load rises, the standby unit is switched in for additional support

Night mode

  • Time-controlled limitation of the condenser and evaporator fan speed for quiet operation
  • Energy-saving mode

Monitoring and alarm relaying

  • Via BMS systems (Modbus onboard, further protocols via WIB 1000)
  • Nine potential free contacts are available: Alarms can be assigned a high or low priority
  • Via GSM modem (CompTrol SMS)

Simple configuration and software updates

  • Central configuration of units from a laptop
  • Hardware key for uploading and downloading software without a laptop and/or copying the configuration onto other units

WIB 1000

WIB 1000 is user-friendly and offers easy data exchange, monitoring and worldwide suitability.

  • Ongoing retrieval of data from the controller
  • Ethernet interface
  • Compatible with all common BMS systems
  • Communication via SNMP and HTTP IP protocols
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