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Chapter 5 troubleshooting – Delta 1.07 VFD-D D User Manual

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Chapter 5 Troubleshooting |DD Series

5-1

Chapter 5 Troubleshooting

5-1 Over Current (OC)

5-2 Ground Fault (GFF)

5-3 Over Voltage (OV)

5-4 Low Voltage (Lv)

5-5 Over Heat (OH1)

5-6 Overload (OL)

5-7 Digital Display is Abnormal

5-8 Phase Loss (PHL)

5-9 Motor is not Running

5-10 Fail to Adjust Motor Speed

5-11 Motor Stalls During Acceleration

5-12 Motor Run Error

5-13 Electromagnetic/Induction Noise

5-14 Environmental Condition

5-15 Prevent Interference to other Devices

; It is crucial for technician to properly inspect the machine to prevent incidents.