Introducing our latest and most intuitive speed starter in a whole new device class between motor starters and frequency converters. The CONTACTRON speed starter is a compact solution that provides all the functions necessary for different speeds, soft start, and safe stopping with the Safe Torque Off (STO) function.

The safe, simple, and efficient operation of three-phase asynchronous motors is an important objective in a variety of applications. The CONTACTRON speed starter features simple operation with various speeds ranging from normal, creeping speed, and soft start, as well as energy efficiency and ramping functions.

PXR
CONTACTRON speed starter digital demo
The easy and intuitive speed starter concept offers all of the basic function of CONTACTRON motor starters - starting, reversing, overload protection, and safe shutdown - while also adding speed control, full-torque ramp, and efficiency-enhancing capabilities.
Launch demo
CONTACTRON speed starter digital demo

Your advantages:

  • Quick installation and startup with easy wiring and intuitive operation concept
  • Safe shutdown with the integrated Safe Torque Off (STO) function
  • Save space in the control cabinet with the compact design and width starting at only 35 mm
  • Cost-effective solution with all functions necessary for different speeds and soft start
Simple, safe, and efficient

Simple, safe, and efficient

CONTACTRON speed starters are available in a wide range of options, with performance classes between 0.25 and 1.5 kW, with and without EMC filter, and with 1- or 3-phase mains inlets. Select the best product for your application.

Fast installation and startup

Fast installation and startup

This plug-and-play solution features simple wiring and intuitive operation for quick and easy startup. Set the necessary parameters quickly and efficiently via the setting selector switch/rotary switch. The CONTACTRON speed starter presents an intuitive-to-operate solution for a variety of motor applications with different speeds.

Safe shutdown with Safe Torque Off (STO)

Safe shutdown with Safe Torque Off (STO)

With the integrated Safe Torque Off (STO) function, the CONTACTRON speed starter is completely unique in its device class. Benefit from two-channel safe shutdown without additional contactors or complex procedures. SIL 3 and PLe certifications provide advanced safety.

Saves space in the control cabinet

Saves space in the control cabinet

With a compact design and an overall width starting at just 35 mm, the CONTACTRON speed starter is currently the narrowest device in its class available on the market. Higher density in the control cabinet will save you additional costs.

Cost-effective solution

Cost-effective solution

The new speed starter has all the basic functions necessary: start, reverse rotation, overload protection, and safe shutdown of 3-phase asynchronous motors. Achieve different speeds as well as soft start and stop of the motor at full torque. The exact functionality you need is as easy as connect, set, and start.