Haas CNC Alarm 646 (Mill) VAC INPUT PHASE

Haas CNC Alarm 646 (Mill) VAC INPUT PHASE
Alarm Description, Cause & Remedy
VAC Input Phase Fault. A phase loss or drop of the frequency in the incoming AC line was detected. This occurs when the incoming frequency is lower than 45Hz or higher than 65Hz, or a power brownout. Check your incoming AC line. Cycle Power to Continue!


Haas CNC Alarm 646 (Mill) VAC INPUT PHASE