Protective And Diagnostic Functions - Omron EasySpeed 3G3JE User Manual

Maintenance Operations
4-1

Protective and Diagnostic Functions

This section describes the fault information output for Inverter protection, motor burning protection,
and Inverter internal circuit protection. If a fault occurs, refer to Fault Displays and Corrective Mea-
sures on page 4-4 and take suitable corrective measures.
Inverter Faults
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• If a fault occurs, the Inverter will display a fault message on the Digital Operator.
• The fault contact output will operate and the Inverter output will be turned OFF, causing the motor to
coast to a stop.
Note The stopping method can be selected for some faults.
• Inverter output will not be interrupted for an accumulated operating time fault.
Clearing Faults
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Faults can be cleared using any of the following methods.
• Turn the power supply OFF and back ON again.
• If the PLC has been selected for the operation command selection (P10), turn STF ON and then
OFF again.
• If key operations have been selected for the operation command selection (P10), press the STOP/
RESET Key on the Digital Operator.
• Execute the STOP/RESET operation command with a communications command. (This can be
done with Communications Models only.)
Chapter 4
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