How to connect a three-phase sauna heater to a single-phase network?

Igor asks:
Hello, tell me by what parameters to determine the ability to connect the sauna heater from 3 phases to 1, if the manufacturer has not done multi-voltage. Model Narvi Stonet 6.0 kW. Thank.
The answer to the question:
Hello! According to the passport and internal wiring diagram.
You need to get to the heating elements, disconnect them and reconnect to connect to one phase. If 1 phase 6 kW can withstand - connect all the heating elements in parallel, if not - leave 1-2 heating elements. Most likely there are 3 of them installed. The passport has a connection diagram. In the lower right, it shows the heating elements, in principle, you just need to jumper "from above" (if you look at the diagram) to put.

But there remained one problem - electronics, you need to determine how it is connected, most likely between phase and zero. It is necessary to apply zero to “N” and connecting the phase alternately to L1, L2, L3 - guess how the electronics are fed (where the display lights up). The fact is that the diagram from the passport is not so clearly depicted as we would like, we need to look live.

But in order not to ditch the heater - contact an electrician!

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