11/27/2019 6:19 AM | |
Joined: 2/5/2018 Last visit: 12/2/2023 Posts: 1 Rating: (0) |
Hlw, same problem with me.... VFD Application: crane application. power module: PM240-2. control unit : CU230E-2 DP The drive while coming down gives fault F-1662 occasionally. In manual its written that : F01662 --- Internal communication error *Upgrade firmware to later version *Contact the hotline Kindly suggest what is solution of this problem. I have already upgrade the firmware to 4.7.11 after observation found that frequency of fault reduced but still fault is coming. Kindly suggest what is solution of this problem. ------------------------------------------------------------------------------------------ |
Last edited by: pv017 at: 11/27/2019 06:32:22Last edited by: Jen_Moderator at: 11/27/2019 11:48:06New subject after splitting |
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