6.7 Diagnosing and Resetting Faults
When a fault occurs and the drive stops, follow the instructions below to remove whatever conditions triggered the fault,
then restart the drive.
u
Fault Occurs Simultaneously with Power Loss
WARNING! Electrical Shock Hazard. Ensure there are no short circuits between the main circuit terminals (R/L1, S/L2, and T/L3) or
between the ground and main circuit terminals before restarting the drive. Failure to comply may result in serious injury or death and
will cause damage to equipment.
1.
Turn on the drive input power.
2.
Remove the cause of the fault and reset.
Note:
To find out what faults were triggered, check U2-02 (Fault History).
Note:
When the fault continues to be displayed after cycling power, remove the cause of the fault and reset.
u
If the Drive Still has Power After a Fault Occurs
1.
Look at the LED operator for information on the fault that occurred.
2.
Refer to Fault Displays, Causes and Possible Solutions on page 123
3.
Reset the fault.
Refer to Fault Reset Methods on page 133
.
u
Viewing Fault History Data After Fault
Step
Display/Result
1.
Turn on the drive input power. The first screen
displays.
STOP
2.
Press
until the monitor screen is displayed.
3.
Press
to display the parameter setting screen.
4.
Press
and > until U2-02 (Fault History) is
displayed.
5.
Press
to view previous fault (here, oC).
u
Fault Reset Methods
After the Fault Occurs
Procedure
Fix the cause of the fault, restart the
drive, and reset the fault
Press
on the digital operator.
STOP
Resetting via Fault Reset Digital Input
S4
Close then open the fault signal digital input via
terminal S4. S4 is set fault reset as default (H1-04
= 12)
Fault Reset Switch
Drive
S4 Fault Reset Digital Input
SC Digital Input Common
If the above methods do not reset the fault, turn off the drive main power supply. Reapply
power after LED operator display is out.
ON
OFF
2
1
6.7 Diagnosing and Resetting Faults
SIEP C710606 33A OYMC AC Drive – J1000 User Manual
133
6
Troubleshooting
Содержание JZA
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