Troubleshooting guide

When parallel UPS systems are successfully set up, an additional screen with “PAR” in parameter 2 will be displayed and
assigned a number in parameter 3, as shown below. The master UPS will be assigned “001” as default, while the slave
UPSs will be identified as either “002” or “003”. The assigned numbers may be changed dynamically during operation.
3-8. Operating mode/Status description