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8-6
( 6 ) Overload
O L
Overload Protection Overload Protection
of Drive Unit of Motor
Is the electronic
overload character-
istic correct for the
motor's thermal
overload
characteristics?
Install an external
overload relay in the
motor power circuit.
No
Yes
Is the electronic
overload set
correctly?
Set to the correct
level.
Yes
No
Is the load too
large?
No
Yes
Reduce the load or
use a Motor and
Drive with higher
capacity.
Possible Drive
failure or malfunc-
tion due to
electrical noise.
Contact GE Fuji
Electric.
O L U