SMA SB 3000TL-20 Installation User Manual
Page 25
SMA Solar Technology AG
Electrical Connection
Installation Guide
SB30TL_40TL_50TL-IA-IEN120231
25
Object
Description
A
DC plug connectors for connecting the strings (input zone A)
B
Electronic Solar Switch (ESS) socket
C
DC plug connectors for connecting the strings (input zone B) (only with Sunny Boy
4000TL/5000TL)
D
Connector for optional communication via RS485
E
Connection terminal for multi-function relays
F
Terminals for grid connection (AC)
G
Cable gland for grid connection (AC) (12 mm … 25 mm)
H
Cable gland (6 mm … 12 mm) for the optional connection of the multi-function
relay
I
Jumper slot for setting the language to English
K
Rotary switch for the configuration of Bluetooth communication
L
Enclosure opening for optional communication via RS485
M
Rotary switch to set the country of installation and the display language
N
Slot for SD card
O
Ground terminal to additionally ground the inverter