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Changes for page 10 Malfunctions

Last modified by Theodore Xu on 2025/02/13 17:16
From version 83.1
edited by Jim
on 2023/06/26 15:09
Change comment: There is no comment for this version
To version 87.1
edited by Jim
on 2024/06/20 18:40
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -478,14 +478,14 @@
478 478  220V drive: U0-31 less than 200V;
479 479  380V drive: U0-31 less than 400V.|(% style="width:355px" %)Contact technician for repair
480 480  
481 -**Er.22 Main power supply undervoltage**
481 +**Er.22 Main power supply overvoltage**
482 482  
483 483  Fault
484 484  
485 485  |=(% style="width: 457px;" %)**Servo drive panel display**|=(% style="width: 618px;" %)**Fault name**
486 -|(% style="width:457px" %)[[image:image-20220709165541-11.png]]|(% style="width:618px" %)Main power supply undervoltage
486 +|(% style="width:457px" %)[[image:image-20220709165541-11.png]]|(% style="width:618px" %)Main power supply overvoltage
487 487  
488 -Reason: DC bus voltage is lower than the fault value.
488 +Reason: DC bus voltage is bigger than the fault value.
489 489  
490 490  1. 220V drive: DC bus voltage normal value is 310V; DC bus voltage fault value is 390V.
491 491  1. 380V drive: DC bus voltage normal value is 540V; DC bus voltage fault value is 670V.
... ... @@ -571,7 +571,7 @@
571 571  Fault
572 572  
573 573  |=**Servo drive panel display**|=**Fault name**
574 -|[[image:image-20220709165622-15.png]]|Braking resistor resistance is too large
574 +|[[image:image-20220709165622-15.png]]|Motor code wrong
575 575  
576 576  Troubleshooting
577 577  
... ... @@ -1031,7 +1031,7 @@
1031 1031  Fault
1032 1032  
1033 1033  |=(% style="width: 454px;" %)**Servo drive panel display**|=(% style="width: 621px;" %)**Fault name**
1034 -|(% style="width:454px" %)[[image:image-20220709171124-11.png]]|(% style="width:621px" %)Braking resistor is over temperature or overloaded
1034 +|(% style="width:454px" %)[[image:image-20220709171124-11.png]]|(% style="width:621px" %)Modified parameters that need to be powered on again to take effect
1035 1035  
1036 1036  Troubleshooting
1037 1037  
... ... @@ -1178,11 +1178,13 @@
1178 1178  Fault
1179 1179  
1180 1180  |=(% style="width: 378px;" %)**Servo drive panel display**|=(% style="width: 697px;" %)**Fault name**
1181 -|(% style="width:378px" %)[[image:image-20220709171304-19.png]]|(% style="width:697px" %)Abnormal and frequency of encoder read and write check is too high
1181 +|(% style="width:378px" %)[[image:image-20220709171304-19.png]]|(% style="width:697px" %)The abnormal frequency of encoder read-write verification is too high
1182 1182  
1183 1183  Troubleshooting
1184 1184  
1185 1185  |=(% style="width: 235px;" %)**Reason**|=(% style="width: 446px;" %)**Troubleshooting methods**|=(% style="width: 395px;" %)**Handling**
1186 -|(% rowspan="2" style="width:235px" %)External interference|(% style="width:446px" %)Check for strong magnetic fields nearby|(% style="width:395px" %)Eliminate nearby strong magnetic interference
1186 +|(% colspan="1" rowspan="3" style="width:235px" %)External interference|(% style="width:446px" %)Check for strong magnetic fields nearby|(% style="width:395px" %)Eliminate nearby strong magnetic interference
1187 1187  |(% style="width:446px" %)Check whether there are sources of interference such as power supply inverter equipment nearby|(% style="width:395px" %)Separate strong and weak power as much as possible, with good ground contact between motor and servo drive, and keep away from power cable wiring.
1188 +|(% style="width:446px" %)Increase the abnormal threshold setting of P0-31.|(% style="width:395px" %)This method is suitable as a temporary workaround to eliminate the A93 warning. It may cause an unstable state in the operation of the motor.
1189 +|(% style="width:235px" %)Encoder issue|(% style="width:446px" %)Manually rotate the motor shaft slowly, and observe the changes of the monitoring quantity U0-30 (electrical angle).|(% style="width:395px" %)If the value of U0-30 (electrical angle) changes suddenly or does not change, it may be a problem with the encoder, please replace the motor or encoder.
1188 1188  |(% style="width:235px" %)Internal servo drive fault|(% style="width:446px" %)Cross-verification. Use the normal motor, encoder cable to connect to the servo drive, only connect the encoder cable. If the servo drive still alarm, it is failure.|(% style="width:395px" %)Contact technician for repair