SMA Solar Technology AG Commissioning the Sunny Boy
Installation Guide SB11_12_17-IEN094131 29
6.2 Blink Codes
Overview
Feeding Operation
After a fault-free grid connection of the Sunny Boy, it
takes approximately one minute until the green LED is
continuously on. The blink codes shown before only have
the purpose of indicating the initialization of the Sunny
Boy and the process of controlling whether the power
supply requirements are fulfilled.
Green Red Yellow Status
glows continuously is not glowing is not glowing OK (feeding operation)
glows continuously is not glowing Disturbance
glows continuously OK (initialization)
Flashes quickly
(3 x per second)
is not glowing is not glowing OK (stop)
glows continuously is not glowing Disturbance
Flashes slowly
(1 x per second)
is not glowing is not glowing OK (waiting, grid monitoring)
glows continuously is not glowing Disturbance
Briefly goes out
(Approx. 1x per
second)
is not glowing is not glowing OK (derating)
glows continuously is not glowing Disturbance
is not glowing is not glowing is not glowing OK (night shutdown)
glows/flashes Disturbance
glows continuously is not glowing Disturbance
glows/flashes Disturbance
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