Electrical Connection SMA Solar Technology AG
20 SB13_21TL-IA-IEN121060 Installation Guide
5.1.2 Interior View
The following figure shows the various components and connection areas of the open inverter:
* optional
Object Description
A Varistors
B Connection area and sockets for optional communication via RS485 or Bluetooth
C Display
D Operating status LEDs
E Socket for AC connection
F Flat male tab for grounding the cable shield during RS485 communication
G DC connectors for connecting the strings
Sunny Boy 1300TL/1600TL: connection for 1 string
Sunny Boy 2100TL: connection for 2 strings
H Electronic Solar Switch (ESS) socket*