Chapter 5 Function parameter
89
Code
Parameter name
Setting range
Factory
default
Change
0: no operation
1: The drive restores the default valuesof all parameters.
2: The inverter clears recent failures history.
3: Backup the parameters set by the current user. Backup all function parameters. It is
easy to restore the default settings when user incorrectly adjust parameters.
4: Restore user backup parameters
Note: This operation is completed, the function code value is automatically restored to
0; b0 group of parameters will not be restored to the default values.
y0.01 User password
0 to 65535
0
★
When setting to one any non-zero number,the password protection will take effect.
00000: clear old user password, and disable password protection function,
restoring the factory defaultare also able to clear password.
When user password is set and takes effect, if user password is incorrect, user will
not be able to enter parameter menu, only when the correct password is entered, user
can view and modify parameters. Keep firmly in mind the set user password.
Password protection will take effect 1 minute after exiting from function code edit
mode, otherwise inaccessible.
PRG
ESC
at this time, if you want to enter function code edit
mode by pressing keys, "0.0.0.0.0" will display, the operator must enter the correct
password,
5-2-20.y1 Group - Fault history search group
Code
Parameter name
Setting range
Factory
default Change
y1.00 Type of the first two
faults
0: No fault
1: Inverter unit U-phase
protection (E.oUP)
2: Inverter unit V-phase
protection (E.oUP)
3: Inverter unit W-phase
protection (E.oUP)
4: Acceleration overcurrent
(E.oC1)
5: Deceleration overcurrent
(E.oC2)
6: Constant speed overcurrent
(E.oC3)
7: Acceleration overvoltage
(E.oU1)
8: Deceleration overvoltage
(E.oU2)
9: Constant speed overvoltage
(E.oU3)
10: Bus undervoltage fault
(E.LU)
11: Motor Overload (E.oL1)
0
●
y1.01 Type of the first fault
0
●
y1.02 Type of current fault
0
●
