Safety SMA America, LLC
14 SB30-40US-IUS103030 Installation Guide
2.3 Installation overview
This section provides a brief overview of the installation process of a Sunny Boy.
Section 3: Unpacking and inspection
This section provides instructions and information for unpacking the Sunny Boy and inspecting it for
shipping damage.
Section 4: AC Voltage configuration
This section includes information on removing the cover, locating primary components within the
inverter and selecting the appropriate voltage configuration for the installation.
Section 5: Mounting
This section includes guidelines to help you select the best mounting location, suggestions to insure
optimum performance, cautions and warnings that you should follow to avoid injury and/or
equipment damage and step-by-step instructions for mounting the Sunny Boy inverter.
Section 6: Electrical connection
This section includes guidelines for selecting the correct wire sizes, cautions and warnings that you
should follow to avoid injury and/or equipment damage and step-by-step instructions for wiring the
Sunny Boy to a PV array, household electrical circuits and the utility grid. Procedures are also included
for connecting optional data-communication cables.
Section 7: Commissioning
Commissioning involves applying DC input power to the Sunny Boy, observing the LED and LCD
indicators on the front cover, and resolving any problems that occur.
Section 8: Displays and messages
This section provides troubleshooting tips and procedures for resolving problems that may occur
during installation and operation.
Section 9: Troubleshooting
This section provides troubleshooting tips and procedures for resolving problems that may occur
during installation and operation.
Section 10: Maintenance
This section includes maintenance and cleaning of the Sunny Boy and cautions and warnings you
should follow to avoid injury and/or equipment damage.
Section 11: Technical specifications
This section includes technical data for the Sunny Boy, connection diagrams and torque specifications
for the connection of cables and the screws of the Sunny Boy.
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