Control system / automation for hardening furnace

Control system and electric supply cabinet with start-up service were performed for a manufacturer of furnaces and drying plants. Furnaces are used in advanced technologies of heat and heat-chemical processing. Control system basically manages the operation of:
  • Three-phase heaters connected into a triangle with operating voltage 400 VAC and power 100 kW with heating power adjustment.
  • Hot air mixing system fan with output adjustment.
  • Two cooling fans with output adjustment.
  • Two duct damper with adjusted opening degree and feedback information about limit position.
In the basic scope the system is equipped with:
  • Controller and HMI SIMENS panel.
  • LENZE inverters.
  • Cabinet air-conditioner.
  • 4 thermocouples.
  • Analyzer of network parameters.
  • Remote access.