Trouble shooting
Chapter 11
185
1SFC132003M0201
11:6 Protection indication
Status Possible cause Solution
Overload protection
The motor has been exposed to
an overload condition because
the current over a certain time is
too high.
(The load on the motor shaft is
too high)
In Line
At start
• Check and correct the reason for the
overload. Check that current limit level is
not set too low.
• Check that the ramp time for start is not
too long.
• Check that correct overload class is
used.
• Check that parameter Setting Ie is cor-
rect.
Continuous run
• Check and correct the reason for the
overload.
Inside Delta
At start
• Check and correct the reason for the
overload.
• Check that current limit level is not set
too low.
• Check that the ramp time for start is not
too long.
• Check that correct overload class is
used.
• Check that parameter Setting Ie is set to
58% ( ) of the rated motor cur-
rent.
Continuous run
• Check and correct the reason for the
overload
Power on ProtectionFault
Prot Motor OL
Reset Back
13()⁄
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