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

Type RST

Single-phase transformer


Input voltage max. 230 V
Link group Ia0
Output voltage max. 0-230 V
Protection class IP 00
Ambient temperature max. 40 ° C
Output current max. 63 a
Frequency 50 – 400 Hz
Power range 184 VA – 14490 VA (larger power on request)
Thermal class 130 (B)
Protection class I

Single-phase transformer Type RST

Within the power range up to 630 kVA, OpenSupply sells single-phase transformers with an input voltage of up to 1000 V and a design and construction that comply with EN 61588 or VDE 0570, and possibly with other standards, such as UL / CSA, as well.

OpenSupply provides a whole range of transformers, suitable for a multitude of applications, including the Type RST single-phase transformer.



For continuous adjustment of the AC output voltage from zero to the maximum value, making the power of electrical devices it provides power to adjustable almost without any loss.


Open design (IP 00, installation max. IP 23)
Three-point assembly
Complete with rotary knob and scale
Screw connections with additional plug connection
Version with cast resin substrate in which only the contact rails are visible
Up to 6.3 A output current with cover, so safe to touch according to BGV A3
Wear-, 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 and currents
  • 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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