Withstand Voltage Test; I/O Voltage/Current/Electric Power Measurement Method - Omron M1 Series User Manual

500-VDC megger
10-1-6

Withstand Voltage Test

Do not conduct a withstand voltage test on any part of the inverter.
Doing this test is dangerous because it may cause damage to or deterioration of the parts inside the
inverter.
10-1-7

I/O Voltage/Current/Electric Power Measurement Method

Measuring instruments commonly used for input/output voltage, current, or electric power measure-
ment are shown below.
R
Power S
supply
T
Measure-
ment item
Between L1/R and
L2/S (E
Power supply
Between L2/S and
voltage
L3/T (E
E
IN
Between L3/T and
L1/R (E
M1 Series EtherCAT Type User's Manual (I670)
L1/R L2/S
Do not connect
the power supply wires.
Power supply
W
I
I1
R
E
R
I
W
S
I2
E
S
I W
T I3
E
T
Measurement point Measuring instrument
)
R
)
S
)
T
10 Maintenance and Inspection
DB P1 P(+) N(-)
L3/T U V W
IM Do not connect to the motor.
Motor
R U I
U
Inverter
I
S V
V
T
I
W
W
Remarks
All effective
values
Moving-iron voltmeter
or rectifier type volt-
meter
Ground
terminal
U
W
O1
E
U
V
Motor
E
V
W
W
O2
E
W
Measurement value
reference
200-V class: 200 to
240 V, 50/60 Hz
400-V class: 380 to
480 V, 50/60 Hz
10-7
10