Hitachi RAS-20CNHZ2 - Page 83

– 91 –
120°
U
UVW
W
V
+
U
+
U
+
U
+
+
V
+
V
+
V
+
+
W
+
W
+
120° 120° 120° 120°
V
V
W
W
W
U
U
V
Drive signal at point
Drive signal at point
B
5V
0V
15V
0V
A
Fig. 11-2