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Power electronics

52 products
Motor brake relays6 productsMotorstarter5 productsReversing contactors3 productsSoftstarters21 productsSolid state relays / Solid state contactors15 productsSpeed controller / Phase controller2 products
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Showing 25–48 of 52 results

DOLD GB 9034 – Motor brake relay

DOLD GB 9034 – Motor brake relay

110 mm

Motor brake relay

  • Higher safety and economic efficiency due to shorter run-out times
  • Easy to fit also into existing control circuits
  • Wear and maintenance free
  • Can be used on all asynchronous motors
  • Adjustable braking current
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DOLD GF 9016 – Softstarter and softstop device

DOLD GF 9016 – Softstarter and softstop device

45 mm

Softstarter and softstop device

  • For soft and shockfree start of your asynchronous motors
  • Less wearing and longer life for your motors and components
  • Space saving and easy fitting
  • Reduce load from supply mains by reducing of starting current
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DOLD GF 9229 – Softstarter with DC-brake

DOLD GF 9229 – Softstarter with DC-brake

103 mm

Softstarter with DC-brake

  • Protection of the drive unit
  • Integrated bypass contactor- Integrated brake contactor
  • Extensive parameterization and diagnosis via LCD display
  • Wear- and maintenance-free
  • Function test of the brake circuit after pressing the start button
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DOLD PF 9015 – Softstarter

DOLD PF 9015 – Softstarter

67.5 mm

Softstarter

  • For starting current limitation and soft start of asynchronous motors
  • Only one small device 67.5 mm for softstart, motor protection, phase sequence, under- and overvoltage monitoring
  • Soft start and minimized staring current
  • Extended service life of AC – motors and mechanical drive system
  • For motor currents up to 20 A (up to 40 A on request)
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DOLD PF 9029 – Softstarter for heating pumps

DOLD PF 9029 – Softstarter for heating pumps

67.5 mm

Softstarter for heating pumps

  • For starting current limitation in heat pumps to provide stable mains conditions
  • Only one small device 67.5 mm for softstart, motor protection, voltage- and phase sequence monitoring
  • Soft start and minimized staring current
  • Extended service life of AC – motors and mechanical drive system
  • Motor power up to 18,5 kW
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DOLD PF 9415 – Softstarter, for Modbus

DOLD PF 9415 – Softstarter, for Modbus

67.5 mm

Softstarter, for Modbus

  • For starting current limitation and soft start of asynchronous motors
  • Only one small device 67.5 mm for softstart, softstop, motor protection, phase sequence, under- and overvoltage monitoring
  • Simple and time-saving commissioning as well as user-friendly Operation through parameterization via modbus
  • Widely used measuring and automation protocol
  • Soft start and minimized staring current
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DOLD PH 9260.92 – Solid-state relay / contactor, 2-poles

DOLD PH 9260.92 – Solid-state relay / contactor, 2-poles

45 mm

Solid-state relay / contactor, 2-poles

  • Free from wearing, noiseless, economic
  • Excellent EMC- performance, because of switching at zero crossing
  • Separate control of both poles
  • Available with heatsink to be mounted on DIN rail
  • Easy connection via cage clamp terminals
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DOLD UG 9019 – Softstarter with softstop

DOLD UG 9019 – Softstarter with softstop

22.5 mm

Softstarter with softstop

  • Simple and time-saving commissioning as well as user-friendly operation through setting via potentiometers
  • Hybrid relay combines benefits of relay technology with non-wearing semiconductor technologye
  • High availablility by- Temperature monitoring of semiconductors- High withstand voltage up to 1500 V
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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
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