104
445
- Compatibility error (e.g. due to a PC board replacement)
- Invalid power stage set configuration
Description Inverter does not feed energy into the grid.
Remedy Update the inverter firmware.
If status code persists: Contact a Fronius-trained service tech-
nician.
447
Solar module ground, insulation error (connection between solar module and ground)
Description The inverter disconnects from the grid for safety reasons.
Remedy If status code persists: Contact a Fronius-trained service tech-
nician.
450
Error in Guard Control
Description Inverter does not feed energy into the grid.
Remedy If status code persists: Contact a Fronius-trained service tech-
nician.
451
Guard Control memory is defective
Description The inverter stops feeding power into the grid; a critical error is
indicated by a red General Status LED.
Remedy If status code persists: Contact a Fronius-trained service tech-
nician.
452
Communication between 'Guard' and the digital signal processor (DSP) has been inter-
rupted
Description Inverter does not feed energy into the grid.
Remedy If status code persists: Contact a Fronius-trained service tech-
nician.
453
Error in grid voltage recording of Guard Control
Description Inverter does not feed energy into the grid.
Remedy If status code persists: Contact a Fronius-trained service tech-
nician.
454
Error in grid frequency recording of Guard Control
Description Inverter does not feed energy into the grid.
To Next Page
Loading...
