Vanguard EZCT-S2 - Manual (Page 61)

REV 3 EZCT S2 USER’S MANUAL
57
Since this is a single phase transformer, and the transformer secondary winding is accessible,
the user can apply a jumper to short out the transformer secondary winding as shown in Figure
18. By shorting out the transformer secondary winding, the user can eliminate most of the V3
voltage (V3=0V).
Now the turns-ratio will be:
Ratio=
Figure 18