Frequency Converters

Frequency converters for the following applications

  • Hardening and annealing
  • Tempering
  • Melting
  • Forging and forming
  • Heating of cables and wires
  • Drying of surfaces and coating
  • Glass and ceramics melting



EMA Indutec converter technology convinces with

  • Power range from 10 kW to several 1,000 kW
  • Nominal frequency from 5 Hz to 400 kHz
  • Any number of converter outputs with one common mains feed
  • cos phi nearly 1 on the net in case of full and part load  
  • Digital converter control
  • Plain language  

Advantages of the new converter control:

  • One uniform control component for all frequency and power ranges
  • Converters of our own production - everything from one source
  • Converters with multiple and separately controllable outputs
  • High efficiency and flexibility
  • Parameterization via software

  • PROFINET, PROFIBUS, USB and serial RS232 interface
  • Modification of the operational parameters via remote control

  • Error memory with 200 memory capacities

  • Actual value memory with integrated line recorder

Converter Show Software for maintenance:

  • Display of all relevant operational data
  • Reading out and filing of error memory
  • Graphic display of actual value memory
For further technical details see our machine leaflets:

Converter general (PDF | 433.61 KB | eng-US )

Converter Applications (PDF | 286.77 KB | eng-US )

Glass bath heater (PDF | 280.45 KB | eng-US )