125
Class 4 Status
Codes
(continued)
448
N (neutral) conductor not connected
Behavior
Fronius IG Plus disconnects from grid for safety
reasons
Remedy
Check grid setup, grid connections and fuses
If status code persists, contact your electrical contrac-
tor or a Fronius-trained service technician
450
The monitoring of the power stage set main processor ‘Guard’ is active
Behavior
The Fronius IG Plus stops feeding power into the
grid, the display shows a critical error via a red Ope-
rating Status LED
Remedy
If status code persists, contact a Fronius-trained
service technician
451
The EEPROM Guard Control is defective
Behavior
The Fronius IG Plus stops feeding power into the
grid, the display shows a critical error via a red Ope-
rating Status LED
Remedy
If status code persists, contact a Fronius-trained
service technician
452
Communication between ‘Guard’ and the digital signal processor (DSP)
has been interrupted
Behavior
The Fronius IG Plus stops feeding power into the
grid, the display shows a critical error via a red Ope-
rating Status LED
Remedy
If status code persists, contact a Fronius-trained
service technician
453
Error in grid voltage recording
Behavior
The Fronius IG Plus stops feeding power into the
grid, the display shows a critical error via a red Ope-
rating Status LED
Remedy
If status code persists, contact a Fronius-trained
service technician
454
Error in grid frequency recording
Behavior
The Fronius IG Plus stops feeding power into the
grid, the display shows a critical error via a red Ope-
rating Status LED
Remedy
If status code persists, contact a Fronius-trained
service technician
Summary of Contents for IG Plus 12.0-3
Page 2: ......
Page 4: ...ud_fr_st_et_01382 012008...
Page 6: ......
Page 16: ...6...
Page 17: ...7 General Information...
Page 18: ...8...
Page 24: ...14...
Page 25: ...15 Installation and Startup...
Page 26: ...16...
Page 80: ...70...
Page 81: ...71 Operation...
Page 82: ...72...
Page 122: ...112...
Page 123: ...113 Troubleshooting and Maintenance...
Page 124: ...114...
Page 149: ...139 Appendix...
Page 150: ...140...