Sunny Boy SWR 2500U Installation And Operator's Manual page 42

Sunny Boy 2500U
V-Const
Derating
Disturbance
Error messages
F-Bfr-Srr
F-EEPROM
F-EEPROM dBh
F-Fac-Bfr
F-Fac-Srr
F-dZac-Bfr
F-dZac-Srr
F-Imax
F-Shut-Down
F-MSD-UAC
F-MSD-FAC
F-MSD-Meas
F-K1-Close
F-K1-Open
F-EarthCurMax-S
F-EarthCurMax-B
F-MSD-ZAC
F-Offset
F-MSD-Timeout
F-Vac-Bfr
F-Vac-Srr
F-VpvMax
F-Zac-Bfr
F-Zac-Srr
F-Watchdog
F-GFDI Fuse Ope
F-ROM
SB2500U-11:NE
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Sunny Boy is in constant voltage MPP mode
reduction of the grid feeding power
failure
communication between micro-controllers is failing
EEPROM cannot be read or written on
EEPROM cannot be read or written on
BFR-frequency measurement - value out of tolerable range
SSR-frequency measurement - value out of tolerable range
BFR-impedance measurement - value out of tolerable range
SSR-impedance measurement - value out of tolerable range
internal over current
internal over current continuous
different values between BFR and SRR for grid voltage
different values between BFR and SRR for grid frequency
different values between BFR and SRR for dI, Fac, Vac or Zac
Relay test failed
Relay test failed
SRR-earth current between PV- and GND is out of tolerable range
BFR-earth current between PV- and GND is out of tolerable range
different values between BFR and SRR for grid impedance
Offset check for grid voltage failed
BFR or SSR controller failure
BFR-grid voltage measurement - value out of tolerable range
SSR-grid voltage measurement - value out of tolerable range
PV input voltage out of tolerable range
BFR-grid impedance measurement - value out of tolerable range
SSR-grid impedance measurement - value out of tolerable range
Watchdog for operation control triggered
The GFDI-Fuse is defective
Failure of Read only memory test
42
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http://www.wholesalesolar.com/inverters.html
Installation and Operator's Manual
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SMA Regelsysteme GmbH