Danfoss VACON NXS Series Operating Manual page 203

Operating Guide | VACON® NXS/NXP Air-cooled
12.10.17 Fault 8 - System fault, Subcode S9 - Power unit communication (TX)
Cause
• operation malfunction
• defective component
Troubleshooting
• Reset the fault and start the drive again.
• If the fault shows again, ask instructions from the local distributor.
12.10.18 Fault 8 - System fault, Subcode S10 - Power unit communication (Trip)
Cause
• operation malfunction
• defective component
Troubleshooting
• Reset the fault and start the drive again.
• If the fault shows again, ask instructions from the local distributor.
12.10.19 Fault 8 - System fault, Subcode S11 - Power unit comm. (Measurement)
Cause
• operation malfunction
• defective component
Troubleshooting
• Reset the fault and start the drive again.
• If the fault shows again, ask instructions from the local distributor.
12.10.20 Fault 8 - System fault, Subcode S12 - System bus fault (slot D or E)
Cause
Error in system bus option board (OPTD1 or OPTD2) in slot D or E.
• operation malfunction
• defective component
Troubleshooting
• Reset the fault and start the drive again.
• If the fault shows again, ask instructions from the local distributor.
• Check the cables and connections.
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Specifications
AQ275638903263en-000301 / DPD00910| 203