SMA SB 3300 Installation - Manual (Page 52)

Troubleshooting SMA Solar Technology AG
52 SB33_38-IEN111851 Installation Guide
9 Troubleshooting
If the inverter displays blink codes or error messages other than those described in the following
section, contact the SMA Serviceline.
You will also find a description of display messages during operation, status messages and measuring
channels in the user manual provided.
Do not perform any repairs that are not described here and take advantage of the 24-hour
replacement service (inverter ready for shipping and handed over to a haulage company within
24 hours) and the SMA Solar Technology AG repair service instead.
9.1 Blink Codes
Green Red Yellow Status
is glowing continuously is not glowing is not glowing OK
(feeding-in operation)
is glowing continuously is not glowing Ground fault or varistor
defective
is glowing
continuously OK
(initialization)
is flashing quickly
(3 x per second) is not glowing is not glowing OK (stop)
is glowing continuously is not glowing Ground fault or varistor
defective
is flashing slowly
(1 x per second) is not glowing is not glowing OK (waiting, grid
monitoring)
goes out briefly
(approx. 1 x per second) is not glowing is not glowing OK (derating)
is glowing continuously is not glowing Ground fault or varistor
defective
is not glowing is not glowing is not glowing OK
(overnight shutdown)
is not glowing Error
is glowing continuously is not glowing Ground fault or varistor
defective
glowing/flashing Ground fault or varistor
defective and
disturbance