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What does the controller do when the motor is overloaded?
The controller will limit the output current to prevent it from exceeding the motor's maximum allowable value.
Current Limit :
The controller will limit the output current to prevent it from exceeding the motor's maximum allowable value.
Slow Down or Stop the Motor :
The controller may automatically reduce the motor speed, or stop the motor completely in case of a serious overload.
Alarm Signal :
Issue an alarm signal to notify the operator that the motor is overloaded and requires inspection or adjustment.
Power Cut-off :
In some cases, if the overload persists, the controller may cut off the power to prevent damage to the motor and the controller itself.
Thermal Protection :
If the motor overloads, causing a temperature increase, the thermal protection device (such as a thermal relay) will trigger, cutting off the power to prevent the motor from overheating.
Reset Function :
After the overload condition is cleared, the controller may need to be manually or automatically reset to restore normal motor operation.
Record Fault Information :
The controller may record details of the overload event, including time, duration, and current value, for subsequent analysis and maintenance.
Soft Start :
When restarting the motor, the controller may use a soft start strategy, gradually increasing the current to avoid overloading again.
Load Adjustment :
The controller may adjust the motor load to keep it operating within a safe range.
The purpose of these measures is to ensure that the motor is not damaged by overload, and also to protect the entire
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