250
Maintenance and Inspection Section 6-4
The figures below show measurement locations for voltage, current, and
power measurements listed in the table on the previous page. The voltage to
be measured is the fundamental wave effective voltage. The power to be
measured is the total effective power.
L1
N
T1
T2
T3
L1 U
V
W
I
1
I
1
E
U-V
E
U-V
E
U-V
I
1
I
1
N
E
1
W
1
W
01
W
02
Inverter
Motor
Single-phase Measurement Diagram
L1
L2
L3
T1
T2
T3
U
V
W
R
S
T
I
1
I
2
I
3
I
1
E
U-V
E
U-V
E
U-V
I
1
I
1
E
1
E
1
E
1
W0
1
W0
2
W
01
W
02
Inverter
Motor
Three-phase Measurement Diagram