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Installation according to EMC (installation of a CE−typical drive system)
7.4.5
Detecting and eliminating EMC interferences
Fault
Interferences of analog
setpoints of your own or
other devices and
measuring systems
EDS84DPS424 EN 5.0
Electrical installation − EMS version
Detecting and eliminating EMC interferences
Cause
Unshielded motor cable
Shield contact is not extensive enough
Shield of the motor cable is interrupted
by terminal strips, switched, etc.
Install additional unshielded cables
inside the motor cable (e.g. for motor
temperature monitoring)
Too long and unshielded cable ends of
the motor cable
l
Remedy
Use shielded motor cable
Carry out optimal shielding as specified
l
Separate components from other
component part with a minimum
distance of 100 mm
l
Use motor choke/motor filter
Install and shield additional cables
separately
Shorten unshielded cable ends to
maximally 40 mm
7
117
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