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Video: What would cause an EPF1 fault on the ATV32 and ATV320 drives?

Published date: 20 May 2020

EPF1 Fault on Altivar ATV32 & ATV320 Drives

Product Line:
Altivar ATV32 and ATV320 drive


External fault logic input is active

Needs to check the digital inputs to see if there is a log input assigned to Ext fault. 
FLT menu 
ETF= External Fault assignment for logic input. 
LET= External Fault config Trip on High or Low 
EPL=External Fault mgt Freewheel stop etc


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