Chapter 3 — Measuring with the DWR-10
September 2004
Page 37
common vector groups. Other connections may be
configured by connecting the windings as implied by the
connection diagrams in Appendix B.
In a four-terminal connection, the current and
potential leads must not touch each other, and the
potential connections must be electrically within
the current lead connections.
Series Connection Table
Current connections
Voltage
connections
Type
Test
+
Current
–
Current
Jumper
CH-A
CH-B
1 H1 X2 H2-X0
H1-H2
X0-X2
2 H2 X3 H3-X0
H2-H3
X0-X3
Delta/
Wye
Dyn1
5
3 H3 X1 H1-X0
H3-H1
X0-X1
1 H1 X0 H2-X1
H1-H2
X1-X0
2 H2 X0 H3-X2
H2-H3
X2-X0
Delta/
wye
Dyn11
15
3 H3 X0 H1-X3
H3-H1
X3-X0
1 H1 X0 H0-X1
H1-H0
X1-X0
2 H2 X0 H0-X2
H2-H0
X2-X0
Wye/
wye
YNyn0
7
3 H3 X0 H0-X3
H3-H0
X3-X0
1 H1 X2 H0-X1
H1-H0
X1-X2
2 H2 X3 H0-X2
H2-H0
X2-X3
Wye/
delta
YNd1
9
3 H3 X1 H0-X3
H3-H0
X3-X1
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