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

Three-phase transformer Type DS-UL


Input voltage 230/400 V +/- 15V
Vector group I0
Output voltage 24 V or 230 V.
Protection class IP00, IPXXB
Ambient temperature 45 ° C
Frequency 50-60 Hz
Protection class I

Three-phase transformer Type DS-UL

Within the range up to 1,500 kVA, OpenSupply sells three-phase transformers with an input voltage of up to 1000 V, and a design and construction that comply with EN 61588 or VDE 0570, as well as other standards, such as UL / CSA. OpenSupply carries a series of designs that are suitable for a multitude of applications, while high-quality materials and vacuum impregnation are used in the construction of the transformers.



Suitable for building switch boxes with UL approval, in accordance with the UL 508A standard. To service all kinds of electrical appliances. Substantial savings compared to transformers with separate coils.


  • Open design (IP 00, installation max. IP 23)
  • Safe connections with screw terminals according to VBG 4 (on bolts or copper bars in the higher current range)
  • High-quality, tropical vacuum impregnation with polyester resin
  • Hard-wearing, heat, UV and solvent-resistant rating plate
  • Ambient temperature up to max. 60 ° C available
  • Versions with over 50 kVA available upon request
  • Also available with CSA quality mark!

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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