Mitsubishi Electric FR-F802-E Instruction Manual page 64

EMI countermeasure example
Enclosure
Inverter
power
supply
Separate inverter,
converter unit and
power line by more than
30 cm (at least 10 cm)
from sensor circuit.
Control
power
supply
Do not earth (ground) enclosure directly.
Do not earth (ground) control cable.
NOTE
• For compliance with the EU EMC Directive, refer to
Electro-magnetic interference (EMI) and leakage currents
Decrease carrier frequency
EMC Converter
Inverter
filter unit
Power
supply for
sensor
page
PRECAUTIONS FOR USE OF THE INVERTER
Install filter on inverter output side.
Line noise
filter
Use 4-core cable for motor
power cable and use one cable
as earth (ground) cable.
Use a twisted pair shielded cable
Sensor
Do not earth (ground) shield but
connect it to signal common cable.
105.
M
Motor
63
3