Do you know how to configure a Siemens frequency inverter after replacing the mainboard? When replacing the mainboard in a Siemens frequency inverter repair, because the mainboard contains a microprocessor and memory devices, it can be directly replaced for Siemens frequency inverters of the same model and power. After replacement, parameters can be adjusted for operation. However, for Siemens frequency inverters of the same model but different power, some inverter parameters need to be readjusted after replacing the mainboard for normal operation. A friendly reminder: if after replacing the mainboard, very few parameters are readable and factory settings cannot be restored, then the inverter parameters need to be adjusted.
Siemens frequency converter motherboard
Articles rarely mention the precautions to take after replacing the mainboard in a Siemens frequency inverter. Even the user manual provided by the Siemens frequency inverter manufacturer does not explain the precautions after replacing the mainboard. Due to the scarcity of technical materials, this article will discuss the precautions to take after replacing the mainboard in a Siemens frequency inverter.
When replacing the mainboard during Siemens frequency inverter repair, since the mainboard contains a microprocessor and memory devices with programs, it can be directly replaced for Siemens frequency inverters of the same model and power. After replacement, parameters can be adjusted for operation. However, for Siemens frequency inverters of the same model but different power, some inverter parameters need to be readjusted after replacing the mainboard for normal operation. A friendly reminder: if after replacing the mainboard, very few parameters are readable and they cannot be reset to factory values, then the inverter parameters need to be adjusted.
Siemens frequency converter operation panel
First, set the user access level of the inverter menu P0003 to 3 and confirm. Then, adjust the parameter to r200 and note its value. Next, adjust the parameter to P201 and check if the value of P201 matches the value of r200. If they don't match, adjust the value of P201 to match r200. Then, adjust the parameter to P0010, select 30 (factory default configuration) in the P0010 value option, and confirm. Finally, adjust the parameter to P970, change the value of P970 from 0 to 1, and press the confirm button. The Siemens inverter will then enter the factory default state. After approximately thirty seconds, the factory default will be completed, and the inverter will operate normally. For more information on inverters, please follow "Learn Maintenance from Zero".
