5-37
Press the Menu Key to cancel auto-tuning. (The operation mode display will appear.)
H
Performing Auto-tuning
Auto-tuning will start if the Run Key is pressed when the “Tuning Ready?” message is being displayed.
The motor will operate during auto-tuning, so be sure that it is safe for the motor to operate before press-
ing the Run Key.
The following message will be displayed when the Run Key is pressed:
Tune Proceeding
HZ A
Auto-tuning takes up to 1.5 minutes. The message“Tune Successful” will be displayed when auto-tun-
ing is completed. If auto-tuning has been completed successfully, press the Menu Key and proceed to
the next operation.
Note To cancel auto-tuning after it has been started, press the Stop Key to stop the operation and then
press the Menu Key to return to Drive Mode.
H
Auto-tuning Faults
One of the fault messages in the following table will be displayed if a fault occurs during auto-tuning. In
this case, determine the cause of the fault, correct it, and perform auto-tuning again.
The fault display can be cleared by pressing the Menu Key. The motor parameters will revert to their
default settings if a fault occurs. Set these parameters again when auto-tuning.
Fault display
Probable cause and remedy
Data Invalid
(Motor setting data fault)
There was a fault in the data set during auto-tuning.
•
There was a fault in the relationship between the rated frequency, rated
speed, and number of poles.
→
Change the settings to conform to the following formula:
Rated speed < 120
×
Motor frequency/Number of poles
ALARM: Over Load
(Excessive load during auto-tuning)
The effective load factor exceeded 20% during auto-tuning.
•
A load is connected to the motor axis.
→
Remove the load.
•
There was a setting fault during auto-tuning.
→
Check the rated current setting. Change if necessary.
•
The PG pulse number setting is incorrect.
→
Check the setting and change if necessary.
•
There is a motor bearing problem.
→
Turn the Inverter off and rotate the motor by hand.
Replace the motor if it doesn’t turn smoothly.
Motor speed
(Motor speed fault)
The torque reference value exceeded 100% during auto-tuning.
•
There is a broken/disconnected motor power wire.
→
Check and replace wiring components if necessary.
•
The PG pulse number setting is incorrect.
→
Check the setting and change if necessary.
•
The acceleration time is too short.
→
Increase acceleration time 1 (C1-01).
•
A load is connected to the motor axis.
→
Remove the load.
Basic Operation
Chapter 5
Summary of Contents for SYSDRIVE 3G3FV
Page 1: ...USER S MANUAL High function General purpose Inverter SYSDRIVE 3G3FV Cat No I516 E1 4 ...
Page 16: ...Chapter 1 Introduction 1 1 Function 1 2 Nomenclature 1 3 New Functions 1 ...
Page 33: ...Chapter 2 Installation 2 1 Mounting 2 2 Wiring 2 ...
Page 112: ...Chapter 4 Trial Operation 4 1 Procedure 4 2 Operation Example 4 ...
Page 289: ...Chapter 7 Parameter Lists 7 1 Initialize Mode Parameters 7 2 Program Mode Parameter List 7 ...
Page 366: ...Chapter 9 Specifications 9 1 Inverter Specifications 9 2 Option Specifications 9 ...
Page 395: ...Chapter 10 Appendix 10 1 Notes on Using the Inverter for a Motor 10 ...