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Electrical Supply for three phase RUWAC systems with Neutral (O wire)?
RUWAC standard power connection is for 3 phase power networks for 4 wire systems as described below.
For these cases, the answer to this question is "YES" and the vacuum machine control box supplied by Ruwac is without 400/230 V transformer.
If the customer's network is a 3 wire system the answer to the question is "NO" and we will supply a vacuum machine control box with 400/230 V transformer
Three - phase power network.
The three – phase power network has 2 systems, 3 phase 4 wire and 3 phase 3 wire.