SMA SB 1200 Installation - Manual (Page 21)

SMA Solar Technology AG Electrical Connection
Installation Guide SB12-17-IA-en-52 21
5.1.2 Interior View
The following illustration shows the various components and connection areas of the open inverter.
Object Description
A Varistors
B Connection area and sockets for optional communication via RS485 or radio
C Display
D PE connection cable for the lid
E Operating status LEDs
F Socket for AC Connection
G Tab for grounding the cable shield with RS485 communication
H DC plug connectors
I Electronic Solar Switch (ESS) socket