4/16/2018 8:51 AM | |
Joined: 2/8/2018 Last visit: 3/28/2023 Posts: 256 Rating:
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Sir can u please help me regarding Fault f7802. DC Link voltage is around 600V The customer hasnt connected motor physically and wants to check without that. After i start the drive it gives F7802 fault continuously. Please tell what might be the reason behind this my control unit is CU240E-2 and 132KW ------------------------------------------------------------------------------------------ |
Last edited by: Jen_Moderator at: 4/16/2018 8:53:06 AMNew subject after splitting |
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4/16/2018 12:40 PM | |
Joined: 10/11/2006 Last visit: 1/22/2025 Posts: 5985 Rating:
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Hello, Please check the status of parameter r2 which could give more information about the fault condition. |
With best regards, |
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11/1/2018 10:10 AM | |
Joined: 3/8/2013 Last visit: 2/13/2025 Posts: 1 Rating:
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Hello, We have the exact same issue. Did you resolve this issue? Did you raise a case with Siemens support? |
3/2/2022 7:41 AM | |
Joined: 3/2/2022 Last visit: 3/2/2022 Posts: 1 Rating:
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if 7802 comes on the drive then there is a problem in the power card of drive, repair power card. |
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