AC-Laboratory power supplies current-regulated

ET System electronic offers in the field of electronic AC-sources current controlled systems with 1- and 3-phase output, for applications in all industrial areas.

With output powers from 250 VA to 36 kVA and a maximum output current up to 2000 A per phase and a variable output frequency from 45 Hz to 70 Hz, 400 Hz sine wave, the systems cover most test applications.


The typical applications for the current controlled AC-laboratory power supplies are

  • Testing the tripping characteristics of fuses
  • Testing of connectors
  • Testing of contact transitions (relays, contactors)
  • Current sources synchronised with a voltage source
    • Power measurement 1- and 3-phase calibration
    • Simulate phase shift of voltage and current


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