Class 5 Status Codes - Fronius Galvo 1.5-1 208 Instructions De Service

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Code
Description
Communication problem be-
452
tween processors
453
Brief grid voltage error
454
Brief grid frequency error
457
Grid relay stuck
Error receiving measuring sig-
459
nal for the insulation test
Reference power source for
the digital signal processor
460
(DSP) is operating outside of
tolerances
Fuse for solar module ground
472
is defective
Solar module ground, insula-
475
tion error (connection between
solar module and ground)
Commissioning is not com-
482
plete
Class 5 Status
Class 5 status codes generally do not impair grid power feed operation, but can lead to lim-
Codes
itations in grid power feed operation. They will be displayed until the status code is ac-
knowledged by pressing a key (the inverter, however, continues working normally in the
background).
Code
Description
Insulation error on the solar
502
modules
No feed-in within the last 24
509
hours
Power derating due to exces-
517
sive temperature
Fuse for solar module ground
551
is defective
44
Details
The inverter will automatically
attempt to connect again and,
if possible, resume grid power
feed operation.
Inverter does not feed energy
into the grid.
Inverter does not feed energy
into the grid.
Inverter does not feed energy
into the grid.
Inverter does not feed energy
into the grid.
Details
Warning message is shown on
the display.
Warning message is shown on
the display.
If a power derating occurs, a
warning message is shown on
the display.
Warning message is shown on
the display.
Rectification
If status code persists: contact
a Fronius-trained service tech-
nician.
contact a Fronius-trained ser-
vice technician.
Replace fuse for solar module
ground.
If this status code keeps recur-
ring, contact your system in-
staller.
If this status code keeps recur-
ring, contact your system in-
staller.
Reset AC (switch automatic
circuit breaker on and off), car-
ry out full commissioning.
Rectification
If this status code keeps recur-
ring, contact your system in-
staller.
Acknowledge status code;
check if all conditions for fault-
free grid power feed operation
are fulfilled (e.g., if the solar
modules are covered with
snow).
If the status code persists: ob-
serve further status codes.
If required, clean cool air vents
and cooling elements with
compressed air.
The fault is rectified automati-
cally.
If this status code keeps recur-
ring, contact your system in-
staller.
Replace fuse for solar module
ground.
If this status code keeps recur-
ring, contact your system in-
staller.

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