Soft-Starters are electronic starters designed to accelerate, decelerate and protect three-phase induction motors, controlling the voltage applied on the motor.

  • The SSW-05 Plus Micro Soft-Starters with DSP control (Digital Signal Processor) have been designed to supply an excellent performance during starting and stopping electric motors with excellent cost/benefit ratio.
  • The SSW-05 Plus Micro Soft-Starters are compact, optimizating the space in electrical panels and incorporates all protections for the driven motor.
  • NOTE: SSW Soft-Starters Series were designed for exclusively industrial or professional use.


  • Current: 3 to 85A
  • Voltage: 220 to 575V
  • Built-in By-pass
  • DSP control
  • Remote HMI (optional)
  • Built-in motor protections
  • Reduction of stress on couplings and other transmission devices during starting (gear boxes, sheaved)
  • Extended lifetime of motor and mechanical components/aprts due to reduced mechanical shocks
  • Easy operation, programming and maintenance
  • Simple electrical wiring
  • Operation in ambient up to 55C


  • Bladed Vacuum Pumps
  • Centrifugal Pumps
  • Crusher (Unloaded Starts)
  • Screw Compressors (Relief Start)
  • Mixers
  • Cellulose Refiners
  • Axial Fans (Low Inercia and Low Load)


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