+31 (0)541 700 260 erik@opensupply.nl

Three-phase transformer

Type DRT


Input voltage: 3 x 400V
Vector group: Y a0
Output voltage: 3 x 0 – 400 V
Protection class: IP 00
Ambient temperature: max. 40 ° C
Output current: max. 63 a
Frequency: 50 – 400 Hz
Power range: 554 VA – 43 650 VA (larger power on request)
Thermal class: 130 (B)
Protection class: I

Three-phase transformer Type DRT 

Within the power range up to 1,500 kVA, OpenSupply provides three-phase transformers with an input voltage of up to 1000 V, and a design and construction that meet the requirements of EN 61588 / VDE 0570, and other quality standards, such as UL / CSA, as well.

OpenSupply carries a number of transformers, suitable for a wide range of applications, while top-quality materials and vacuum impregnation are used their construction.



For the continuous adjustment of the AC output voltage, from zero to the maximum value. As a result, the current for the electrical appliances being powered is adjustable almost without loss.


Open design (IP 00, installation max. IP 23)
Three-point assembly
Connections to screw connections with extra plug connection
Up to 6.3 A output current with cover, so safe according to BGV A3
Wear-proof, heat-, UV- and solvent-resistant type plate

Special versions

  • With motor setting (AC or DC motor)
  • With control module for follow-up control
  • With different voltages
  • With separate coils

A number of reasons to collaborate with OpenSupply:

  • OpenSupply has extensive technical expertise
  • That makes OpenSupply a reliable and valuable supplier
  • OpenSupply also offers a wide range of products / accessories
  • That is why OpenSupply is always a useful addition to your network

Any questions?

If you want to know more about this product (or about the other products in the OpenSupply range), contact us today. We are happy to help you make the right choice in your specific circumstances.

Erik Franke


+31 541 700260

We will do our best to answer withing 24 hours.

Have a question? Please feel free to contact OpenSupply.

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