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

Transformer Type ETK


Max. input voltage 750 V
Vector group I0
Max. output voltage 750 V
Protection class IP 00
Insulation class B
Ambient temperature 40 ° C
Frequency 50-60 Hz
Power range 50 VA – 3000 VA
Protection class I

Transformer Type ETK

Transformers (single or three-phase) are essential elements in the operation and safety of electrical applications. They are manufactured by OpenSupply on the basis of EN 61558-2-20, via special core assemblies and high-quality vacuum impregnation using black polyester resin. We make network, commutation and reactors.



  • Control transformers for supplying control circuits in switching devices, distributions, machines, etc., in accordance with VDE 0113 / EN 60204.


  • Open design (IP 00, installation max. IP 23)

  • Individual coils

  • Double insulation

  • Space requirements according to DIN 41 308

  • Secure connections according to VBG 4 (additional plug connections on request)

  • High-quality, tropical vacuum impregnation using black polyester resin

  • Wear-proof, heat, UV and solvent-resistant type plate

  • Optionally available with DIN rail adapter up to 200 VA

  • Special versions available on request


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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