Allen Bradley PowerFlex 753, PowerFlex 755, PowerFlex 755T & PowerFlex 755TS Drive
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Mar 15, 2024 5:12 am
Cause : Trnsistr OvrTemp comes when the output transistors have exceeded the maximum operating temperature. See P941 [IGBT Temp Pct] and/or P942 [IGBT Temp C].
- If using the drive on a chiller plate, P38 [PWM Frequency] must be set to 2 kHz.
- This is a resettable Fault.
