Do you have a question about the Schüco SUNNY BOY Series and is the answer not in the manual?
Lists applicable SMA inverters.
Identifies the manual's intended user.
Points to installation guides and online resources.
Explains safety symbols and information icons.
Defines the inverter's intended use and restrictions.
Details high voltage dangers, hot surfaces, and overvoltage risks.
Explains how to identify the inverter via its type plate.
Describes how to turn on the display illumination.
Describes the inverter initialization phase with LEDs.
Describes normal operation states indicated by LEDs.
Introduces failure conditions indicated by LEDs.
Indicates insulation fault or defective varistor.
Indicates a fault on the DC side.
Indicates "Permanent Disable" mode.
Indicates a grid fault.
Indicates grid impedance issues.
Indicates input voltage limit exceeded or generator error.
Indicates a device fault.
Indicates high discharge current.
Indicates drastic change in differential current.
Shows initial device type and firmware versions.
Details operational data, warning, and disturbance messages.
Indicates DC overvoltage via rapid blinking.
Instructions for ensuring proper heat dissipation.
How to clean cooling fins and fans on specific models.
How to clean the display and LEDs.
Lists and defines measured parameters and their abbreviations.
Explains various status messages and corrective actions.
Lists error messages and their descriptions/corrections.
Device converting DC to AC power.
Operating point for maximum PV generator performance.
Characteristic grid specification affecting operation.
Controlled reduction in performance due to temperature.
Protects electronics from energy peaks.
Difference in power fed into grid phases.