SMA SUNNY HOME MANAGER - Manual (Page 94)

12 System Settings SMA Solar Technology AG
94 HoMan_Portal-BA-en-17 User Manual
12 System Settings
12.1 Entering String Properties
A string describes a group of series-connected PV modules. Normally, a PV system is made up of
multiple strings. Each string has specific properties, such as deviation to south (azimuth) or the roof tilt
angle.
The yield forecast of the Sunny Home Manager plays an important role in load control. If you enter
the string properties of your PV system, the Sunny Home Manager can output very precise yield
forecasts.
Requirement:
☐ You must have the user role Installer or PV system administrator (see Section 13.1 "Users
and User Rights", page 108).
Procedure:
1. Call up the inverter properties (see Section 8.2 "Calling Up the Properties of a Device",
page 53).
2. Select [Edit].
☑ The menu for setting the device properties opens.
3. To add a new string, select [Add string].
4. To copy an existing string, select in the string line and the Copy column.
5. In the line of the copied string, select in the Edit column.
☑ The menu for setting the string opens.
6. Enter the string properties:
Input field or
drop-down list Explanation
Designation Name of the string, e.g. String 1
Manufacturer PV module manufacturer
Module type Depending on the selected manufacturer, different module types are
displayed in the drop-down list.
Module power These values are entered automatically once you have selected the
module type. You can change the values using or the arrow keys
on the keyboard.
Module surface
Efficiency
Number of modules
Number of modules comprising the string