Fronius 10.0-1 Serviceanleitung Seite 99

Code Description
108 Stand-alone operation de-
tected
112 RCMU fault
Service class 2
Code Description
240 AFCI trigger
241–242 AFCI trigger
245 AFCI self-test error
247 AFCI current sensor fault
Service Class 3
Class 3 comprises status codes that may appear while feeding energy into the grid and
that do not cause a permanent interruption of the operation of feeding energy into the grid.
After automatic disconnection from the grid and waiting for its conditions to return to those
stipulated, your inverter will try to resume feed-in operation.
Behavior
1. Stand-alone operation de-
tected
2. Severe disruption on the
public grid
3. Bad contact: wall bracket <-
-> filter PC board
4. Grid impedance outside of
permissible range
5. Bad AC connection
6. Round control signals
7. Measurement error on filter
PC board
1. Old filter PC board software
(<4.6)
2. Permanent ground fault
Behavior
No error – AFCI triggered. Er-
ror visible for 4 seconds, then
241
AFCI triggered. To continue
the process, press Enter 2x
(first 242, then process is con-
tinued)
1. Self-test running defective
during fault detection
1. Data reconciliation of prima-
ry/secondary current sensor
failed
Remedy
1. Automatic correction
2. Automatic correction
3. Check fixing screws in DAT-
COM area
4. Contact energy provider
5. Check AC connection
6. Message to Fronius Techni-
cal Support specialists
7. Replace filter PC board
1. Software update
2. Check AC/DC connections
Remedy
Automatic correction
Check PV generator
1. Restart inverter or update
software
2. Replace filter PC board
1. Restart inverter or update
software
2. Replace filter PC board
99