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Unidrive SPM

  • A variable frequency drive designed for the parallel connection of inverter power modules

  • A universal inverter from a global corporation

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Find out what Unidrive SPM has to offer

A rectifier separated from the inverter

Inverter units are available with or without a chopper

12-, 18- and 24-pulse rectifier versions

Controlled and uncontrolled rectifier versions are available

Power range from 90 kW to 1.9 MW

Power supply: 3×230 V, 3×400 V, 3×575 V, 3×690 V or 2×3×230 V, 2×3×440 V, 2×3×575 V, 2×3×690 V

Vector control in open-loop or closed-loop feedback (standard support for 14 different feedback signals, including encoder, sine-cosine encoder, resolver and absolute encoder)

Vector control without position feedback

Regenerative mode, which allows energy to be fed back into the grid