Delta Electronics AC Motor Drive VFD-VE Series User Manual page 230

Fault Name
Revision August 2008, 03VE, SW V2.04
Chapter 6 Fault Code Information and Maintenance|
Fault Descriptions
Emergency stop
External Base Block
Password is locked.
Illegal function code
Illegal data address
(00H to 254H)
Illegal data value
Data is written to
read-only address
Communication
time-out
COM1: exceeds
Pr.09-03 setting,
COM2: exceeds
Pr.09-07 setting
Keypad (KPV-CE01)
communication
time-out
COM1: exceeds
Pr.09-03 setting,
COM2: exceeds
Pr.09-07 setting
Brake resistor fault
Y-connection/ Δ -
connection switch
error
When Pr.07-13 is not
set to 0 and
momentary power off
or power cut, it will
display dEb during
accel./decel. stop.
Corrective Actions
1. When the multi-function input terminals
MI1 to MI6 are set to emergency stop,
the AC motor drive stops output U, V, W
and the motor coasts to stop.
2. Press RESET after fault has been
cleared.
1. When the external input terminal (B.B) is
active, the AC motor drive output will be
turned off.
2. Deactivate the external input terminal
(B.B) to operate the AC motor drive
again.
Keypad will be locked. Turn the power ON
after power OFF to re-enter the correct
password. See Pr.00-07 and 00-08.
Check if the function code is correct (function
code must be 03, 06, 10, 63)
Check if the communication address is correct
Check if the data value exceeds max./min.
value
Check if the communication address is correct
Check if the wiring for the communication is
correct
1. Check if the wiring for the
communication is correct
2. Check if there is any wrong with the
keypad
If the fault code is still displayed on the keypad
after pressing "RESET" key, please return to
the factory.
1. Check the wiring of the Y-connection/ Δ -
connection
2. Check the parameters settings
1. Set Pr.07-13 to 0
2. Check if input power is stable
6-5