Yaskawa U1000 Industrial MATRIX Drive - Manual (Page 74)

Digital Operator Display Error Name
Er-11 Motor Speed Error
Er-12 Current Detection Error
Er-13 Leakage Inductance Error
Er-14 Motor Speed Error 2
Er-15 Torque Saturation Error
Er-16 Inertia ID Error
Er-17 Reverse Prohibited Error
Er-18 Induction Voltage Error
Er-19 PM Inductance Error
Er-20 Stator Resistance Error
Er-21 Z Pulse Correction Error
Er-25 High Frequency Injection Parameter Tuning Error
u Fault Reset Methods
When a fault occurs, the cause of the fault must be removed and the drive must be restarted. The table below lists the different
ways to restart the drive.
After the Fault Occurs Procedure
Fix the cause of the fault, restart the drive, and
reset the fault
Press on the digital operator when the error code
is displayed.
LO
RE
F2 F1
ESC
RUN STOP
ENTER RESET
RESET
- MODE -
oC
Overcurrent
DRV
FWD RESET
ALM
Resetting via Fault Reset Digital Input S4
Close then open the fault signal digital input via
terminal S4. S4 is set for “Fault Reset” as default
(H1-04 = 14).
Fault Reset Switch
Drive
S4 Fault Reset Digital Input
SC Digital Input Common
Turn off the main power supply if the above methods do not reset the fault. Reapply power after the
digital operator display has turned off.
ON
OFF
2
1
Note: If the Run command is present, the drive will disregard any attempts to reset the fault. Remove the Run command before attempting to clear
a fault situation.
i.6 Troubleshooting
74 YASKAWA ELECTRIC TOEP C710636 04C U1000 Industrial MATRIX Drive Quick Start Guide