Troubleshooting and fault elimination
Maloperation of the drive
8−2
L
EDB82MV752 EN 5.2
8.3 Drive performance in case of errors
The controller responds differently to the three possible fault types TRIP, message, and warning:
TRIP (keypad display: $)
Switches the power output U, V, W to high resistance until TRIP is reset.
The fault indication is entered into the history buffer as "current fault" in C0161.
The drive is coasting (no control)!
After TRIP reset ( 8−7):
– The drive accelerates to its setpoint along the set ramps.
– The fault indication is moved to C0162 as "last fault" and deleted in C0161.
Messages (keypad display: )
Switches the power outputs U, V, W to high resistance.
Messages are not entered into the history buffer.
The drive is coasting without control as long as the message is active!
If the message is not active anymore, the drive starts automatically.
Warnings
"Heatsink overtemperature" (keypad:OH #)
The drive operates under control!
The warning signal goes off if the fault is not active anymore.
"Error in motor phase" (keypad:LP1)
"PTC monitoring" (keypad:OH51)
The drive operates under control!
The fault indication is entered into the history buffer as "current fault" in C0161.
After TRIP reset the fault indication is moved to C0162 as "last fault" and deleted in C0161.
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