SMA SC 500U Installation - Manual (Page 12)

SMA Solar Technology AG
12 SC500U-IUS093411 Installation Guide
Section 7: Connecting the Sunny WebBox
The Sunny Central can be equipped with a Sunny WebBox and/or a Sunny SensorBox. This section
explains how the Sunny WebBox and the Sunny Sensor Box in the Sunny Central is connected.
Section 8: Electrical Connection
This section describes how the Sunny Central is connected to the grid and to the PV modules, and
what precautions must be observed in order to avoid material and personal damages. It provides
information on the necessary cable sizes and the magnitude of the torque for the cable connection.
Section 9: Commissioning
This section explains, step-by-step, how to put the Sunny Central into operation, and how you can
determine that the commissioning was successful.
Section 10: Opening the Sunny Central
This section describes how to open the Sunny Central and what precautions must be observed in order
to avoid personal damages.
Section 11: Maintenance
The Sunny Central inverter must be maintained at regular intervals. This section describes which works
are included in maintenance and in which intervalls the maintenance works have to be done.
Section 12: Parameter
This section provides an overview of the parameters of the Sunny Central and their respective
threshold values.
Section 13: Technical Data
In this section you will find the technical data for the Sunny Central's operation, the norms to which it
conforms and the required cables and torques.