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Related Information
Simplified Operations  |  Parameter Setting  |  Monitoring the Operation Status  |  Trip Information and Remedies  |  Connection Equipment  |  Specifications  |  Warranty Registration

PTC detection resistance

Function
This function is set to protect the motor from overheating by using PTC, which is integrated in the monitor.
You can trip the motor. The trip display is "E-32".

PTC thermal protection using terminal [RR]
Connect PTC between terminals [RR]-[CC].
Set "4", "5", "7", and "9" with [F108: Terminal RR switching].
In [F645: Terminal RR PTC trip], when "0: Disabled" is selected, pre-alarm only, and when "1: Enabled" is selected, pre-alarm and trip are enabled.
The trip level is the value which is set by [F646] when [F108]= "4", and if [F108]= "5", "7", and "9", it is the setting value of [F656].
Pre-alarm level is 60% of the trip level.

Signal output of PTC input pre-alarm
Assign "150: PTC input pre-alarm" to the unused output terminal.

Please reference latest AS3 Instruction Manual more details or latest information.

AS3 fault codes, descriptions, symptoms and suggested remedies can be found in the below links. Each fault code can also be linked to directly from the AS3 by accessing the QR code on a mobile device while the AS3 is currently experiencing the fault.

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