Fronius String Control 250/30 DCD DF - Manual (Page 50)

48
Fuses .................................................................................................................................................... 68
Fitting string fuses...................................................................................................................................... 69
Safety.................................................................................................................................................... 69
Selecting string fuses............................................................................................................................ 69
Fitting string fuses................................................................................................................................. 69
Connecting data communication cables to the Fronius String Control 250/30 DCD DF............................ 70
Linking options ...................................................................................................................................... 70
Additional insulation for data communication cables ............................................................................ 70
Configuration example .......................................................................................................................... 71
Safety.................................................................................................................................................... 71
Connecting the RJ45 data communication cables to the Fronius String Control 250/30 DCD DF ....... 72
Connecting multi-core data communication cables to the Fronius String Control 250/30 DCD DF...... 73
Overcurrent and undervoltage cut-out ....................................................................................................... 74
General ................................................................................................................................................. 74
Functional principle ............................................................................................................................... 74
Safety.................................................................................................................................................... 74
Restoring the power supply automatically ............................................................................................ 74
Restoring the power supply manually ................................................................................................... 75
Connecting an external power supply........................................................................................................ 76
General ................................................................................................................................................. 76
Safety.................................................................................................................................................... 76
Connecting an external power supply................................................................................................... 76
Setting the address .................................................................................................................................... 78
Safety.................................................................................................................................................... 78
General ................................................................................................................................................. 78
Setting the address - examples ............................................................................................................ 78
Closing the Fronius String Control 250/30 DCD DF .................................................................................. 79
Safety.................................................................................................................................................... 79
Closing the Fronius String Control 250/30 DCD DF ............................................................................. 79
Settings ...................................................................................................................................................... 80
General ................................................................................................................................................. 80
Step one................................................................................................................................................ 80
Possible settings for the Fronius String Control 250/30 DCD DF ......................................................... 80
Strings per measuring channel ............................................................................................................. 80
Max. energy deviation........................................................................................................................... 80
Threshold .............................................................................................................................................. 80
Data and status message display .............................................................................................................. 81
Data display .......................................................................................................................................... 81
Status codes ......................................................................................................................................... 81
Status diagnostics and troubleshooting ..................................................................................................... 82
Safety.................................................................................................................................................... 82
Status diagnostics and troubleshooting ................................................................................................ 82
Replace the string fuses ............................................................................................................................ 83
Safety.................................................................................................................................................... 83
Preparation ........................................................................................................................................... 83
Replacing the string fuses..................................................................................................................... 83
And finally... .......................................................................................................................................... 84
Technical data............................................................................................................................................ 85
Technical data....................................................................................................................................... 85
.............................................................................................................................................................. 86