YASKAWA Z1000 User Manual page 6

Table of Contents
5.1 Section Safety....................................................................................................................198
5.2 Motor Performance Fine-Tuning ......................................................................................200
Fine-Tuning V/f Control ................................................................................................................... 200
Fine-Tuning Open Loop Vector Control for PM Motors................................................................... 201
Parameters to Minimize Motor Hunting and Oscillation .................................................................. 202
5.3 Drive Alarms, Faults, and Errors .....................................................................................203
Types of Alarms, Faults, and Errors................................................................................................ 203
Alarm and Error Displays ................................................................................................................ 204
5.4 Fault Detection ..................................................................................................................207
Fault Displays, Causes, and Possible Solutions ............................................................................. 207
5.5 Alarm Detection .................................................................................................................220
Alarm Codes, Causes, and Possible Solutions ............................................................................... 220
5.6 Programming Errors .........................................................................................................227
Programming Error Codes, Causes, and Possible Solutions.......................................................... 227
5.7 Auto-Tuning Fault Detection ............................................................................................231
Auto-Tuning Codes, Causes, and Possible Solutions..................................................................... 231
5.8 Copy Function Related Displays .....................................................................................233
Tasks, Errors, and Troubleshooting ................................................................................................ 233
5.9 Diagnosing and Resetting Faults.....................................................................................235
Fault Occurs Simultaneously with Power Loss ............................................................................... 235
If the Drive Still has Power After a Fault Occurs ............................................................................. 235
Viewing Fault Trace Data After Fault .............................................................................................. 235
Fault Reset Methods ....................................................................................................................... 236
5.10 Troubleshooting without Fault Display ...........................................................................237
Common Problems.......................................................................................................................... 237
Cannot Change Parameter Settings ............................................................................................... 237
Motor Does Not Rotate Properly after Pressing AUTO Button or after Entering External Run
Command ...................................................................................................................................... 238
Motor is Too Hot.............................................................................................................................. 239
oPE02 Error Occurs When Lowering the Motor Rated Current Setting .......................................... 240
Motor Stalls during Acceleration or Acceleration Time is Too Long................................................ 240
Drive Frequency Reference Differs from the Controller Frequency Reference Command ............. 241
Excessive Motor Oscillation and Erratic Rotation............................................................................ 241
Deceleration Takes Longer than Expected ..................................................................................... 241
Noise From Drive or Motor Cables When the Drive is Powered On ............................................... 241
Ground Fault Circuit Interrupter (GFCI) Trips During Run .............................................................. 241
Connected Machinery Vibrates When Motor Rotates ..................................................................... 242
PI Output Fault ................................................................................................................................ 242
Motor Rotates after the Drive Output is Shut Off (Motor Rotates During DC Injection Braking) ..... 242
Output Frequency is Not as High as Frequency Reference............................................................ 243
Sound from Motor............................................................................................................................ 243
Unstable Motor Speed when Using PM .......................................................................................... 243
Motor Does Not Restart after Power Loss....................................................................................... 243
6. PERIPHERAL DEVICES & OPTIONS ................................................................. 245
6.1 Section Safety....................................................................................................................246
6.2 Drive Options and Peripheral Devices ............................................................................248
6.3 Connecting Peripheral Devices .......................................................................................249
6 YASKAWA ELECTRIC TOEP C710616 45F YASKAWA AC Drive - Z1000 User Manual