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Motorstarter

5 products

Compact smart motor starters combine reversing, soft start/stop and motor protection in a single 22.5 mm housing, saving cabinet space and wiring compared with separate devices.

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DOLD UG 9256 – Smart motorstarter

DOLD UG 9256 – Smart motorstarter

22.5 mm

Smart motorstarter

  • Up to 6 function in one unit- Reversing anticlockwise- Reversing clockwise- Softstart- Softstop- Current monitoring or motor protection- Galvanic separation via forcibly guided contacts contact distance min. 0.5 mm
  • 80 % less space
  • Simple and time-saving commissioning as well as user-friendly operation through setting via potentiometers on absolute scales
  • Blocking protection
  • Hybrid relay combines benefits of relay technology with non-wearing semiconductor technology
DOLD UG 9256/804 – Smart motorstarter with autom. phase sequence correction

DOLD UG 9256/804 – Smart motorstarter with autom. phase sequence correction

22.5 mm

Smart motorstarter with autom. phase sequence correction

  • Up to 4 functions in one unit- Providing clockwise phase sequence at the motor connection terminals- Phase failure detection- Motorprotection Class 10 A, Class 5- Softstart
  • Galvanic mains separation by forcibly guided contacts contact opening min. 0.5 mm (UG 9256/807)
  • 66 % less space
  • Simple and time-saving commissioning as well as user-friendly operation through setting via potentiometer on absolute scale
  • Hybrid relay combines benefits of relay technology with non-wearing semiconductor technology
DOLD UG 9256/807 – Smart motorstarter with autom. phase sequence correction

DOLD UG 9256/807 – Smart motorstarter with autom. phase sequence correction

22.5 mm

Smart motorstarter with autom. phase sequence correction

  • Up to 4 functions in one unit- Providing clockwise phase sequence at the motor connection terminals- Phase failure detection- Motorprotection Class 10 A, Class 5- Softstart
  • Galvanic mains separation by forcibly guided contacts contact opening min. 0.5 mm (UG 9256/807)
  • 66 % less space
  • Simple and time-saving commissioning as well as user-friendly operation through setting via potentiometer on absolute scale
  • Hybrid relay combines benefits of relay technology with non-wearing semiconductor technology
DOLD UG 9410 – Smart motorstarter, for Modbus

DOLD UG 9410 – Smart motorstarter, for Modbus

22.5 mm

Smart motorstarter, for Modbus

  • Widely used measuring and automation protocol
  • Up to 7 functions in one device- Reversing anticlockwise,- Reversing clockwise- Softstart- Softstop- Motor protection- Phase sequence monitoring- Phase failure monitoring- Communication monitoring
  • 80 % less space
  • Simple and time-saving commissioning as well as user-friendly
  • Operation through parameterization via modbus
DOLD UG 9411 – Smart motorstarter, for Modbus

DOLD UG 9411 – Smart motorstarter, for Modbus

22.5 mm

Smart motorstarter, for Modbus

  • Up to 6 functions in one device- Reversing anticlockwise,- Reversing clockwise- Softstart- Softstop- Motor protection- Phase failure monitoring- Communication monitoring
  • Widely used measuring and automation protocol
  • 80 % less space
  • Simple and time-saving commissioning as well as user-friendly
  • Operation through parameterization via modbus

MINISTART smart motor starters up to 4 kW in a 22.5 mm housing

DOLD's MINISTART smart motor starters, also called hybrid or electronic motor starters, switch and reverse single-phase and three-phase motors up to 4 kW. They fit into a housing only 22.5 mm wide and combine up to 7 functions that would otherwise need several separate devices, saving up to 80 % of control cabinet space. Functions include clockwise/counterclockwise reversing, soft start and soft stop, current monitoring, motor protection and galvanic mains isolation.

The hybrid design keeps wear low and starts machines gently, which suits demanding drives such as door and gate controls, conveyors, and bridge and actuator drives with IE1, IE2 or IE3 motors. Multifunction versions add phase failure detection, phase sequence monitoring and a Modbus RTU interface, and a phase inverter that corrects the rotating field automatically is also available. Tell us your motor rating and control requirements and we'll help you narrow down the right MINISTART model.

  • Reversing and soft start/stop up to 4 kW in 22.5 mm
  • Modbus RTU for control, diagnostics and parameterization
  • Blocking protection and optional motor protection
  • For IE1, IE2 and IE3 motors, UL approval optional
  • Automatic rotating field correction for wrong phase connection