SCOV SV600 Series, Руководство пользователя

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8Maintenance and Fault Diagnosis SV600 Series User Manual
178
No. Fault phenomenon Possible causes Solutions
parameters.
3. Cable between the control board
and the power board in poor
connection.
4. The drive board abnormal. and inverter parameters.
3. Wiring the cables well.
4. Replace the drive board or seed
supports from the agent or the
manufacturer.
5
DI terminals
failed.
1. The parameters set incorrectly.
2. External signal incorrect.
3. The jumper between PW and +
24V loose.
4. The control board abnormal.
1. Check and reset the parameters in P4
group.
2. Reconnect the external signal cables.
3. Re-confirm the jumper between PW
and +24V.
4. Seek technical supports from the
agent or the manufacturer.
6
The motor speed
cannot
be
increased under
close-loop vector
control.
1. Encoder is broken or the encoder
cable in poor or incorrect state.
2. The PG card is broken.
3. The drive board is broken.
1. Replace the encoder and wiring the
encoder cable well.
2. Replace the PG card.
3. Seek technical supports from the
agent or the manufacturer.
7
Overcurrent and
overvoltage
occurs frequently
1. Motor parameters set improperly.
2.
The Acc./Dec. time set
improperly.
3. The load fluctuates.
1. Correctly set motor parameters or
perform motor self-learning again.
2. Set Acc./Dec. time properly.
3. Seek technical supports from the
agent or the manufacturer.
8
Err17 occurs
when power-on or
running The startup contactor is not engaged;
1. Check whether the contact cable is
loose.
2. Confirm the contactor normal or not.
3. Check whether the 24V supply of the
contactor abnormal or not.
4. Seek technical supports from the
agent or the manufacturer.