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Sinamics s120

1/14/2022 1:13 PM	Rate (0)
baloutaki Member Joined: 8/1/2017 Last visit: 1/21/2025 Posts: 8 Rating: (0)	Hi We have 4 basic line module for ac to DC converter for vfd s120 motor module, we have a problem in DC bus , Over time, the blm output voltage on the dc bus has increased from 970 volts to 1035 volts. What is the cause of this situation?

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1/15/2022 7:25 AM	Rate (0)
PISCEAN 2010 Diamond Member Joined: 4/23/2010 Last visit: 11/23/2024 Posts: 8092 Rating: (883)	Hello baloutaki, What type & rating of BLM? What is the application of S120 drive? Is DBR installed & in operation? (in case installed) Please check.

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