The load shown in the figure is supplied by a 400 V (line-to-line), 3-phase source (RYB sequence). The load is balanced and inductive, drawing 3464 VA. When the switch S is in position N, the three watt-meters W1,W2 and W3 read 577.35 W each. If the switch is moved to position Y, the readings of the wattmeters in watts will be:
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