SMA SSM16-11 - Manual (Page 10)

2 Safety SMA Solar Technology AG
10 SSM16-24-IA-IEN105120 Installation Guide
2 Safety
2.1 Appropriate Usage
The Sunny String‑Monitor is a DC sub-distributor to which several strings can be connected in parallel.
The Sunny String-Monitor monitors the input current to the strings, detects failures and thus helps to
minimize power and yield losses.
Figure 1: Principle of a grid-tie PV plant
2.2 Target Group Qualification
All work on the plants may only be carried out by qualified technical personnel. Qualified means that
the personnel must possess training relevant to the task performed and must be familiar with the
content of this manual.
2.3 Safety Instructions
Following Instructions
Failure to follow this manual and the operating or safety instructions it contains may lead to severe
injury from electric shock.
• Only perform work as described in this manual. Observe all safety instructions.
• Keep the documentation for the Sunny String-Monitor and for the installed components with the
system documentation. They must be accessible at all times.
Position Designation
A PV array
B Sunny String-Monitor
C Sunny Central
D Transformer
E Power distribution grid