Name: Delta Electronics VFD-DD Series
Brand: Delta Electronics
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Chapter 5 Troubleshooting |DD Series

5-8

5-7 Digital Keypad Display is Abnormal

Abnormal display or no display

Turn the power off and power

on again after display is off

Yes

Display normal?

AC motor drive works normally

Fix connector and eliminate noise

Check if all connectors are connected

well and if there is no noise

AC motor drive has malfunction.

Please contact DELTA.

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Delta Electronics VFD-DD Series Specifications

General